Biology questions by performance level
From NY Science Standards Wiki
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Which PLD a question best matches is a judgment call by the wiki's editors. NYSED does not publish official mappings of exam questions to performance levels.
HS-LS1-1 · DNA and Protein Synthesis
Level 1Identify the evidence that supports the claim/explanation that the structure of DNA determines the structure of proteins or identify the explanation/claim using given evidence that the structure of DNA determines the structure of proteins.
Aug 2026 · Q16 Based upon the results, the scientists stated that mutations must have occurred to one of the genes that is needed for…
June 2026 · Q20 Which statement contains evidence that best supports the explanation that the structure of the TBXT gene determines the…
Jan 2026 · Q26 Which evidence best supports the claim that a mutation would change the structure of insulin?
Jan 2026 · Q14 Which statement supports the claim that the structure of DNA determines the structure of the Fel d 1 protein molecule…
Aug 2025 · Q24 Which statement best provides evidence that supports the explanation that the sequence of DNA determines proteins?
June 2025 · Q13 Using the information above, which statement might best explain why the extra limbs grew in parasite-infected frogs?
June 2025 · Q44 A student claimed that changing CTC to CTG in the DNA would result in production of a different protein. Which…
June 2025 · Q1 Based on the models, which statement best supports the claim that the two enzymes function differently in tissues due…
Level 2Describe the evidence that supports an explanation that the structure of DNA determines the structure of proteins.
Jan 2026 · Q42 Describe evidence that would best support the explanation that spotted zebras and striped zebras have the same DNA…
Aug 2025 · Q14 Use the partial DNA code to determine the mRNA sequence. Then use the Universal Codon Chart below to determine the…
Aug 2025 · Q26 Use information obtained from the table to provide evidence that explains why the gene mutation may affect the amino…
Level 3Construct an explanation based on evidence for how the structure of DNA determines the structure of proteins which carry out essential functions.
June 2026 · Q39 Construct an explanation based on the evidence provided for how the structure of the ADORA2A gene determines the…
June 2025 · Q16 Construct an explanation for why typical functioning eyes form in a mouse and a fly when specific Hox genes that…
June 2025 · Q45 Construct an explanation based on evidence for how the structure of unmethylated DNA impacts the function of IGF2,…
June 2025 · Q2 Use the highlighted portion of the table to construct an explanation that summarizes how the DNA sequence is expressed…
June 2025 · Q5 Construct an explanation, based on the evidence provided, that would account for the decrease in cancer that was…
Level 4Construct an explanation based on evidence for how the structure of DNA determines the structure of proteins which carry out the essential functions of life through systems of specialized cells.
Aug 2026 · Q11 Construct an explanation based on evidence for how a change in the structure of the HERC2 gene alters melanin…
Jan 2026 · Q18 Construct an explanation for how genes determine the structure of the Fel d 1 allergen by explaining why the use of…
Level 5Construct and revise an explanation based on evidence for how the structure of DNA determines the structure of proteins which carry out the essential functions of life through systems of specialized cells.
No released question yet.
HS-LS1-2 · Body Systems and Functions
Level 1Given a model, identify components that show interactions of two systems within an organism.
Aug 2026 · Q30 Which statement best describes how the root system and shoot system interact to transport water in a plant?
Aug 2026 · Q2 Which components of the model show the interactions of two body systems used by sea stars during feeding?
June 2026 · Q1 Which statement best describes the interactions between body systems found in the Anatomy of a Ground Squirrel model…
June 2026 · Q38 Which statement best describes interactions between two body systems represented in the model that allow caffeine to be…
Aug 2025 · Q13 Which statement best describes how the organization and interactions of two systems present within the silkworm moth…
Aug 2025 · Q31 Which statement best describes an interaction that occurs between body systems during the kangaroo rats lightning-quick…
June 2025 · Q6 Which statement describes how the organization of the urinary system and one other system interact to maintain…
Level 2Given a model, describe the organization of at least two systems and the interactions of those systems within an organism.
Jan 2026 · Q24 Using the model above, identify two body systems and describe how the systems interact to regulate glucose in an…
Jan 2026 · Q40 Using the model above, describe how components of the two systems interact in the non- carnivorous plant to obtain…
Jan 2026 · Q15 Based on the model above, describe how components of the immune system and respiratory system interact when a person…
Aug 2025 · Q29 Describe how specific parts of the circulatory and excretory systems interact within the kangaroo rat to conserve water.
Aug 2025 · Q1 Describe an interaction between the vascular bundle with both the root and shoot systems in aplant.
Level 3Complete a model to illustrate that the hierarchical organization of interacting systems provides specific functions within multicellular organisms.
No released question yet.
Level 4Develop and use a model to illustrate the hierarchical organization of interacting systems that provide specific functions within multicellular organisms.
No released question yet.
Level 5Develop and revise a model based on evidence to illustrate the hierarchical organization of interacting systems that provide specific functions within multicellular organisms.
No released question yet.
HS-LS1-3 · Homeostasis and Feedback
Level 1Given an investigation with data, identify an explanation for how a feedback mechanism maintains homeostasis.
June 2026 · Q4 Given the data provided, which explanation best identifies how changes in the immune system allow animals, such as…
Aug 2025 · Q2 Which statement best explains why the function of sap and root hairs is necessary for the functioning of plant cells to…
June 2025 · Q9 Which statement provides the best explanation for how red blood cells contribute to a feedback mechanism that maintains…
Level 2Given an investigation with data, provide/identify the evidence that supports a claim that feedback mechanisms maintain homeostasis.
June 2026 · Q2 Using the data compiled by the researchers, provide evidence that supports the claim that as environmental temperature…
June 2026 · Q16 Which statement identifies evidence that supports the claim that PCOS is the result of a failure of a feedback…
Jan 2026 · Q25 Use evidence to describe the role of insulin in a feedback mechanism that helps an individual maintain homeostasis in…
June 2025 · Q10 What evidence would support the claim that consuming water after exercise helps an athlete's body maintain homeostasis?…
Level 3Plan an investigation that could provide evidence that feedback mechanisms maintain homeostasis or given a plan and the results of an investigation, describe the evidence that feedback mechanisms maintain homeostasis.
Aug 2026 · Q32 Describe the evidence that supports the claim that a feedback mechanism regulates temperature in attached maple leaves…
Aug 2026 · Q34 Write a research question for an investigation about the role stomates play in feedback mechanisms that maintain…
June 2025 · Q8 Using the information provided, describe the evidence to support the claim that exposure to low oxygen levels results…
Level 4Plan and conduct an investigation to provide evidence that feedback mechanisms maintain homeostasis.
No released question yet.
Level 5Plan, conduct, and evaluate an investigation to provide evidence that feedback mechanisms maintain homeostasis.
No released question yet.
HS-LS1-4 · Mitosis and Differentiation
Level 1Use a model to identify one result of cellular division (mitosis) or differentiation.
Aug 2026 · Q14 Which statement best identifies one result of the process of cellular division in the giant puffball?
Aug 2026 · Q3 The original sea star in the model above has 44 chromosomes in each of its body cells. How does the genetic material in…
Aug 2025 · Q38 Which diagram best summarizes how Process Y results in the typical number of chromosomes present in the nucleus of each…
Aug 2025 · Q40 Which statement best summarizes the result of Process Y at all stages of human development, from the new single cell…
Level 2Use a model to identify one result of cellular division (mitosis) and differentiation.
Aug 2026 · Q26 Which process occurs between stage 3 and stage 4 that allows the mass of cells to become a complex organism?
Jan 2026 · Q2 Which statement describes how a process that occurs at X within the models results in the specialized cells seen in the…
Level 3Use a model to describe the process of cellular division (mitosis) or differentiation.
Aug 2025 · Q25 Use the model to describe how this genetic information is utilized to produce specialized cells.
June 2025 · Q47 Using evidence from the model describe how the disruption of the flow of information affects lung cells with…
Level 4Use a model to illustrate cellular division (mitosis) and differentiation.
No released question yet.
Level 5Revise a model based on evidence to illustrate cellular division (mitosis) and differentiation.
No released question yet.
HS-LS1-8 · Human Reproduction and Development
Level 1Use a model to identify a structure and/or a function involved in human reproduction or development.
June 2026 · Q17 Which statement correctly pairs a structure in the model with a function that leads to the formation of the…
Jan 2026 · Q1 Use the information in the models to identify which model (A or B) represents fetuses that would continue to develop…
Level 2Use a model to describe a structure and/or a function involved in human reproduction and development.
June 2026 · Q15 Use information from the model to describe how a specific hormone could affect a structure of the female reproductive…
Level 3Use model(s) to describe or explain how human reproduction and/or development maintains the continuity of life.
Aug 2025 · Q37 Which statement explains why Process X is necessary to maintain the continuity of life?
Aug 2025 · Q39 If an error is present in the DNA of Cell A, describe how the error would be present in every cell within the morula.
Level 4Use models to illustrate how human reproduction and development maintains the continuity of life.
No released question yet.
Level 5Revise a model to illustrate a disruption/change and its impact on human reproduction and development.
No released question yet.
HS-LS1-5 · Photosynthesis
Level 1Use a model/information to identify how the process of photosynthesis transforms light energy into stored chemical energy.
Jan 2026 · Q37 Using the model, which statement best identifies the energy conversion that occurs in the pitcher plant?
June 2025 · Q3 Which model identifies the process that converts light energy into chemical energy inside the kelp? 0 Oo 0° % um @ o°…
Level 2Use a model/information demonstrating photosynthesis to identify energy and matter components.
Aug 2026 · Q31 Using the model of the leaf, which row best identifies the inputs and outputs of matter and energy? [
Level 3Use a model to describe how the process of photosynthesis conserves energy and/or matter.
No released question yet.
Level 4Use a model to illustrate how photosynthesis transforms light energy into stored chemical energy.
Jan 2026 · Q7 Complete the model by identifying the inputs and outputs of the process used by Hydrilla to outcompete native plants.…
June 2025 · Q2 Complete the model below to illustrate the process occurring in the zooxanthellae located in the cells of the coral…
Level 5Create a model, given input and output of matter and energy, to demonstrate how photosynthesis transforms light energy into stored chemical energy.
No released question yet.
HS-LS1-6 · Synthesis of Biomolecules
Level 1Identify the explanation, from those provided, using given evidence, that supports the claim that the elements from sugar molecules may combine with other elements to form amino acids and/or other carbon-based molecule(s).
June 2025 · Q35 Which explanation best supports the claim that elements from Substance 1 in the model combine with different elements…
June 2025 · Q36 Based on the information in all the models provided, which claim can be made about why Substance 1 is essential for…
Level 2Support a given explanation, by providing/identify evidence, for how the elements from sugar molecules may combine with other elements to form amino acids and/or other carbon-based molecule(s).
No released question yet.
Level 3Construct or revise an explanation based on evidence for how carbon, hydrogen, and oxygen from sugar molecules may combine with other elements such as nitrogen, sulfur, and phosphorus to form amino acids and/or other carbon-based molecule(s).
Aug 2025 · Q12 Use evidence from the model to explain how the elements in the glucose can be used by the silkworm to synthesize…
Level 4Construct and revise an explanation based on evidence for how carbon, hydrogen, and oxygen from sugar molecules may combine with other elements such as nitrogen, sulfur, and phosphorus to form amino acids and other carbon-based molecules.
No released question yet.
Level 5Construct and revise an explanation based on evidence from a variety of sources for how carbon, hydrogen, and oxygen from sugar molecules may combine with other elements such as nitrogen, sulfur, and phosphorus to form amino acids and other carbon-based molecules.
No released question yet.
HS-LS1-7 · Cellular Respiration
Level 1Use a model to identify that cellular respiration is a chemical process by which the energy in food molecules is made available to the organism in a usable form or identify the correct model that represents cellular respiration.
June 2026 · Q3 Which model below best represents the inputs and outputs of the chemical process by which matter and energy are…
Jan 2026 · Q23 Which model summarizes the process that could be disrupted by diabetes, resulting in muscle fatigue? o GQ mm QD cf) +…
Level 2Use a model to identify that cellular respiration is a chemical process by which the energy in food molecules is converted and is made available to the organism in a useable form or identify the inputs and outputs of cellular respiration.
Aug 2025 · Q11 Based on information in the model, which statement describes the chemical process by which the energy in glucose from…
June 2025 · Q33 Using information from the model, which statement correctly identifies how the movement of matter in this ecosystem…
Level 3Use a model to illustrate the inputs and outputs of cellular respiration by which the energy in the bonds of food molecules is converted and made available to the organism in a usable form.
Aug 2026 · Q29 Complete the model to illustrate the inputs and outputs of cellular respiration in the cell of the frog. re \ \ = / \…
Level 4Use a model to illustrate that aerobic cellular respiration is a chemical process whereby the bonds of food molecules and oxygen molecules are broken and the bonds in new compounds are formed resulting in a net transfer of energy.
No released question yet.
Level 5Develop a model to illustrate that aerobic cellular respiration is a chemical process whereby the bonds of food molecules and oxygen molecules are broken and the bonds in new compounds are formed resulting in a net transfer of energy.
No released question yet.
HS-LS2-1 · Carrying Capacity and Ecosystems
Level 1Use a mathematical and/or computational representation to identify, from those provided, a factor that affects the carrying capacity of a population.
June 2025 · Q38 How did the number of prairie dog burrows affect the carrying capacity of burrowing owls in the area?
June 2025 · Q41 The South Dakota prairie dog population shows fluctuation within a range. Which row of the table identifies how…
Level 2Use a mathematical and/or computational representation to describe how a biotic and/or abiotic factor affects the carrying capacity of a population.
Aug 2026 · Q36 Based upon the mathematical representation provided, which statement best explains the differences in population…
Aug 2026 · Q42 Using the evidence provided, which explanation best describes how a biotic factor may affect the carrying capacity for…
Aug 2025 · Q32 Using evidence from the information provided, describe how the kangaroo rat carrying capacity may be impacted if this…
June 2025 · Q19 Which statement best explains why the carrying capacity for producers in extreme-altitude ecosystems is less than in…
Level 3Use a mathematical and/or computational representation to support an explanation of a biotic or an abiotic factor that affects the carrying capacity of an ecosystem at different spatial or temporal scales.
June 2026 · Q24 Use the evidence provided to support an explanation for why the carrying capacity for plants was much different during…
June 2026 · Q7 Scientists claim that the addition of low amounts of nitrogen will affect the carrying capacity of all of the species…
June 2025 · Q23 Using the information provided, which statement best describes how natural shoreline erosion affects the habitat’s…
Level 4Use mathematical, analyze, and/or computational representations to support explanations of biotic and abiotic factors that affect carrying capacity of ecosystems at different scales.
June 2026 · Q48 Use the data provided to evaluate the claim that the remediation program has affected the complex interactions in the…
Jan 2026 · Q32 Using evidence and reasoning, evaluate the claim that the time of year for a Varroa mite treatment may determine…
June 2025 · Q4 Use evidence from the information provided to support an explanation of how biotic and abiotic factors affect the…
Level 5Develop and/or apply mathematical and/or computational representations of data to compare and revise explanations of how biotic and abiotic factors including scale, proportions, and quantities affect the carrying capacity of ecosystems.
No released question yet.
HS-LS2-2 · Biodiversity and Populations
Level 1Use a mathematical representation to identify a factor, from those provided, that affects biodiversity or populations in an ecosystem.
June 2026 · Q6 Using data from the graphs, which factor has the greatest effect on the size of the algae population?
Aug 2025 · Q7 A student claimed that C best represents the survivorship curve of a bluefin tuna. Which factor explains this claim?
Level 2Use a mathematical representation to support a given explanation by identifying evidence about factor(s) affecting biodiversity and/or population(s) in ecosystem(s).
Aug 2026 · Q35 Which response correctly uses a mathematical representation to support the explanation that the introduction of zebra…
Aug 2026 · Q38 Researcher A claims that invasive quagga mussels can take over freshwater ecosystems and affect native bivalve…
Aug 2026 · Q43 Which statement provides evidence that explains how deforestation in a region of South America known as the Amazon…
June 2026 · Q47 Based on the mathematical information in the diagram and the table, which statement explains why top predators are…
Jan 2026 · Q30 Use the information provided to complete the diagram below by circling the arrow in each box that describes the…
Jan 2026 · Q8 Which statement provides evidence from the mathematical representations provided and supports the claim that Hydrilla’s…
Aug 2025 · Q15 Researchers claimed that elephants were being poached for their tusks, which are composed of ivory. Based on data…
Aug 2025 · Q3 Which statement provides evidence to explain how the changing climate will affect maple trees and syrup production in…
June 2025 · Q4 If the trend in atmospheric CO, levels continues, sea urchin populations may be impacted. Describe evidence from the…
June 2025 · Q3 Which claim best explains how continued changes in ocean acidity would affect the stability of the coral reef ecosystem?
Level 3Use a mathematical representation to revise an explanation based on evidence about factor(s) affecting biodiversity and/or population(s) in ecosystem(s) of different scales.
No released question yet.
Level 4Use a mathematical representation to support and revise explanations based on evidence about factors affecting biodiversity and populations in ecosystems of different scales.
No released question yet.
Level 5Use a mathematical representation to analyze, and/or apply mathematical representations to support and revise explanations based on evidence about factors affecting biodiversity and populations in ecosystems of different scales.
No released question yet.
HS-LS2-6 · Ecosystem Stability and Change
Level 1Identify the evidence, from those provided, that supports the claim that complex interactions in an ecosystem maintain relatively consistent numbers and/or types of organisms in stable conditions.
Jan 2026 · Q10 Which statement provides evidence that supports the claim that the complex interactions of bottom-up and top-down…
June 2025 · Q3 Which statement provides evidence that could be used to support the claim that the evolution of plants is the result of…
Level 2Identify an evidence-based claim that the complex interactions in an ecosystem maintain relatively consistent numbers and types of organisms in stable conditions or that changing conditions may result in a new ecosystem or given evidence, from those provided, identify the claim that describes the complex interactions.
Aug 2026 · Q7 Which evidence-based claim describes a result of the changing conditions caused by deep-sea mining on the complex…
Aug 2026 · Q40 Which evidence-based claim best describes how the complex interactions resulting from the parrot behavior of…
June 2026 · Q13 Which claim about the complex interactions of the animal populations in Chernobyl is best supported by the data after…
Aug 2025 · Q18 Which statement identifies the claim, supported by evidence, that a shift to more tuskless elephants could disrupt the…
June 2025 · Q1 Which claim best describes the interactions in the coral reef ecosystem since the 1980s and the effect on the…
June 2025 · Q22 Which claim best describes the complex interactions that would have the greatest immediate effect on populations of…
June 2025 · Q26 Which claim best describes the complex interactions in a natural living shoreline that are affected by changing…
Level 3Evaluate a claim using evidence that the complex interactions in an ecosystem maintain relatively consistent numbers and types of organisms in stable conditions or that changing conditions may result in a new ecosystem.
June 2026 · Q8 Scientists claim that 144 mg/L of nitrogen can negatively impact the complex interactions between organisms in…
June 2026 · Q36 The claim has been made that the complex interactions required to maintain ecosystem stability would have to be changed…
June 2025 · Q39 Evaluate the claim thata significant decrease in the prairie dog population would have widespread effects by…
June 2025 · Q24 Using the evidence provided, evaluate the claim that rising sea levels will impact the numbers and types of organisms…
Level 4Evaluate the claims, evidence, and reasoning that the complex interactions in ecosystems maintain relatively consistent numbers and types of organisms in stable conditions but changing conditions may result in a new ecosystem.
Aug 2026 · Q37 Place a check mark (✓) in either the Valid or Not valid box to evaluate the claim that the complex interactions of the…
Level 5Use claims, evidence, and reasoning, to argue the merits of explanations regarding complex interactions in ecosystems and their ability to maintain relatively consistent numbers and types of organisms in stable conditions but changing conditions may result in a new ecosystem.
No released question yet.
HS-LS2-7 · Human Impacts on Biodiversity
Level 1Identify, from those provided, the best design solution for reducing the impact(s) of human activity on the environment and biodiversity.
June 2026 · Q46 Which solution would further reduce the impact of human activities on the Onondaga Lake environment and its…
Level 2Evaluate a given design solution for how well it reduces the impact(s) of a human activity on the environment and/or biodiversity.
Aug 2026 · Q4 Evaluate one of the proposed solutions as to how well it solves the fishermen’s problem while maintaining the…
June 2026 · Q49 Identify one solution from the table to effectively educate fishermen on the health concerns of cating fish that…
June 2026 · Q34 Which statement could be used to evaluate the solutions used by the scientists to reduce the impact of humans on this…
Jan 2026 · Q12 Using evidence from the graphs and information provided, describe how the decision by humans to reintroduce the wolves…
Jan 2026 · Q45 Identify a solution from the table and describe how it would reduce human impact on habitat fragmentation and benefit…
Level 3Refine a design solution for reducing the impact(s) of a human activity on the environment and/or biodiversity.
Aug 2026 · Q25 Place one check mark (✓) in the boxes in each of the three columns to indicate one human activity, one matching…
Level 4Design, evaluate, and refine a solution for reducing the impacts of human activities on the environment and biodiversity.
No released question yet.
Level 5Design, evaluate, and refine solutions, including tradeoffs, for reducing the impacts of human activities on the environment and biodiversity.
No released question yet.
HS-LS2-8 · Group Behavior and Survival
Level 1Identify the evidence that supports the role of group behavior on an individual's and/or species chance to survive and/or reproduce.
June 2026 · Q30 Which statement identifies evidence that best supports the role of bees using group behavior to increase the survival…
Jan 2026 · Q29 Based on the information above, how does the waggle dance of an individual bee have a beneficial effect for the hive?
Jan 2026 · Q13 Which statement would provide evidence that increased elk survival in Yellowstone is related to herd behavior?
Aug 2025 · Q5 Which piece of evidence best supports how the tuna’s spawning behavior provides a survival advantage?
Level 2Describe the evidence that supports the role of group behavior on an individual's and the species' chance to survive and reproduce.
Aug 2026 · Q41 Based on the evidence, describe how the group behavior of huddling at night increases the parrot species’ chances to…
Jan 2026 · Q35 Describe the evidence from the graph that supports the claim that grooming increases an African baboon’s chance to…
Level 3Evaluate the evidence to make/support a claim regarding the role of group behavior on an individual's or species' chance to survive and/or reproduce.
No released question yet.
Level 4Evaluate the evidence for the role of group behavior on individuals and species' chances to survive and reproduce.
No released question yet.
Level 5Evaluate the evidence and develop an argument based on the cause-and-effect relationship of group behavior on individuals and species' chances to survive and reproduce.
No released question yet.
HS-LS2-3 · Matter and Energy in Ecosystems
Level 1Identify the explanation or evidence, from those provided, for the cycling of matter and/or flow of energy in ecosystems related to photosynthesis and/or cellular respiration.
Aug 2026 · Q6 Which statement could be used to explain how energy flows among organisms within the deep-ocean vent ecosystem?
Aug 2026 · Q33 Which explanation describes how life processes result in the flow of energy and cycling of matter seen in the results…
June 2026 · Q37 Which statement correctly identifies an explanation for the flow of energy in this forest ecosystem?
Level 2Support a given explanation by providing/identifying evidence for the cycling of matter and/or flow of energy in ecosystems related to photosynthesis and/or cellular respiration.
June 2026 · Q28 Which explanation best supports the claim that honeybees play a role in the flow of energy in an ecosystem?
Jan 2026 · Q39 How does this evidence support the scientists’ claim that increased nitrogen makes the pitcher plants more effective at…
Level 3Construct or revise an explanation based on evidence for the cycling of matter and/or flow of energy in ecosystems related to photosynthesis and/or cellular respiration.
June 2026 · Q33 Construct an explanation based on evidence for why the cycling of carbon in the forest may change, resulting in an…
June 2025 · Q34 Using evidence from the model, construct an explanation for the role of Process C in the cycling of matter between…
Level 4Construct and revise an explanation based on evidence for the cycling of matter and flow of energy in ecosystems.
No released question yet.
Level 5Construct and revise an explanation, based on evidence obtained from a variety of reliable sources, for the cycling of matter and flow of energy in ecosystems.
No released question yet.
HS-LS2-4 · Energy Flow and Matter Cycling
Level 1Use a mathematical representation to identify a qualitative or quantitative evidence, from those provided, that matter cycles or energy flows among organisms in an ecosystem.
Aug 2025 · Q43 Which pyramid of biomass would best represent the Florida ecosystem if the panthers went extinct, causing a sudden…
Level 2Use a mathematical representation to identify a qualitative or quantitative claim that matter cycles or energy flows among organisms in an ecosystem.
Aug 2026 · Q13 Which claim explains the processes involved in the flow of energy to the giant puffball?
June 2026 · Q35 Which statement identifies a claim that explains why there would be more Baird's tapirs than jaguars in this rainforest…
June 2025 · Q1 Which claim about the kelp carbon pool is best supported by evidence from the information and the model above?
Level 3Use a mathematical representation to make a qualitative or quantitative claim that matter cycles and/or energy flows among organisms in an ecosystem.
June 2025 · Q21 Use the evidence provided to make a claim about how energy flow among organisms in the Tibetan Plateau ecosystem…
Level 4Use mathematical representations to support claims for the cycling of matter and flow of energy among organisms in an ecosystem.
No released question yet.
Level 5Revise a mathematical representation to support claims for the cycling of matter and flow of energy among organisms in an ecosystem.
No released question yet.
HS-LS2-5 · The Carbon Cycle
Level 1Use a model to identify one process involved in the cycling of carbon between two of Earths spheres.
Aug 2025 · Q20 Which model below best identifies how phytoplankton cycle carbon between two of Earth's spheres? Glucose Glucose and…
Level 2Use a model to describe the role of one process involved in the cycling of carbon between two of Earths spheres.
Aug 2026 · Q5 Using information from the model, which statement correctly describes the role of chemosynthesis in cycling carbon…
Aug 2026 · Q45 Which numbered row uses the model to describe the process occurring at the labeled location and describes its role in…
June 2026 · Q23 Based on the model, which explanation best describes the role of one process involved in the cycling of carbon that led…
Aug 2025 · Q21 Based on the model, identify the process represented by X and describe how this process contributes to the cycling of…
June 2025 · Q2 Which statement uses the model to describe how kelp contributes to a reduction of carbon entering the atmosphere?
June 2025 · Q1 Which statement correctly describes the role of one process involved in the cycling of carbon between two of Earth’s…
Level 3Complete or use a model to provide evidence that supports the cycling of carbon between at least two spheres (biosphere, atmosphere, hydrosphere, and/or geosphere.)
No released question yet.
Level 4Develop a model to illustrate the role of various processes in the cycling of carbon among the biosphere, atmosphere, hydrosphere, and geosphere.
No released question yet.
Level 5Develop and revise a model to predict the impact of changing a particular characteristic of a system on the various processes in the cycling of carbon among the biosphere, atmosphere, hydrosphere, and geosphere.
No released question yet.
HS-LS3-1 · DNA, Genes, and Traits
Level 1Identify a question, from those provided, about the role of DNA and/or chromosomes in the passing of traits from parents to offspring.
June 2026 · Q21 Which question about the TBXT gene should researchers investigate to help them identify the variation passed from…
Jan 2026 · Q20 Which question would a scientist ask to clarify the role of DNA in passing butane-fipronil resistance from one…
Jan 2026 · Q6 Which question would help a student gather information to correctly show the role of DNA in the passing of traits from…
Jan 2026 · Q4 A researcher wants to determine the cause of the amount of variation seen between identical twins at 50 years old when…
Jan 2026 · Q41 Which question would help scientists understand why the spotted zebra’s coat pattern is different from its striped…
June 2025 · Q11 Which question could be asked in order to determine if the abnormalities seen in the frog legs were caused by an…
June 2025 · Q14 Which question could be asked about the effect of retinoic acid levels on inheritance of the observed changes in the…
June 2025 · Q43 Which question would help determine the role of DNA in passing genetic information that influenced birth weight from…
June 2025 · Q4 An individual inherited a new variation in the gene that codes for the production of the prostaglandin receptor. Which…
Level 2Identify a question, from those provided, about the role of DNA and/or chromosomes in coding the instructions for characteristic traits passed from parents to offspring.
Aug 2026 · Q17 Which question could a scientist ask to clarify the role of DNA in the variation of the ability to change eye color…
Aug 2026 · Q12 Which question could be asked to clarify the role of OCA2 and HERC2 genes in the 2% of individuals who inherit green…
June 2026 · Q41 When caffeine binds to the adenosine receptor, it is primarily digested by an enzyme, CYP1A2. Which question could be…
June 2026 · Q10 Which question best clarifies the role of DNA in causing a change in the inheritance of skin color in frogs?
Level 3Ask a question to clarify the role of DNA and/or chromosomes in coding the instructions for characteristic traits passed from parents to offspring.
No released question yet.
Level 4Ask questions to clarify relationships about the role of DNA and chromosomes in coding the instructions for characteristic traits passed from parents to offspring.
No released question yet.
Level 5Ask questions to clarify relationships about the role of non-coding and coding regions of DNA, and chromosomes that pass the instructions for characteristic traits from parents to offspring.
No released question yet.
HS-LS3-2 · Sources of Genetic Variation
Level 1Identify a claim, from those provided, based on evidence that inheritable genetic variation occurs.
Aug 2026 · Q27 Which stage in the model provides evidence to support the claim that inheritable genetic variations result from meiosis?
Jan 2026 · Q17 Which claim regarding the genetic makeup of the kittens produced by this technology is supported by the information…
June 2025 · Q46 Which claim is best supported by evidence that their offspring had similar health problems despite a lack of exposure…
Level 2Identify a claim based on evidence for a cause of inheritable genetic variation.
Aug 2026 · Q9 Which claim best explains the cause of inheritable variation that resulted in lighter-colored eyes?
June 2026 · Q40 Which claim best explains a cause of the recent inheritable variation in the ADORA2A gene?
Aug 2025 · Q27 Which claim best explains why only one generation of genetically modified keratinocytes must be genetically altered and…
June 2025 · Q18 What is the most likely origin of the change that resulted in this allele?
June 2025 · Q3 Which claim could be used to describe a possible cause of the new variation in the gene that codes for the production…
Level 3Make or defend a claim based on evidence that inheritable genetic variations may result from: (1) new genetic combinations through meiosis and/or (2) viable errors occurring during replication, and/or (3) mutations caused by environmental factors and/or (4) genetic engineering.
Aug 2026 · Q15 Using the evidence provided, defend the claim that a mutation in the giant puffball’s DNA could result in inheritable…
June 2026 · Q22 A claim was made that variations produced by genetic engineering are inherited by mouse offspring. Provide evidence…
Jan 2026 · Q3 Use evidence and reasoning to defend the claim that processes that occur during sexual reproduction result in fraternal…
Level 4Make and defend a claim based on evidence that inheritable genetic variations may result from: (1) new genetic combinations through meiosis, (2) viable errors occurring during replication, (3) mutations caused by environmental factors and/or (4) genetic engineering.
No released question yet.
Level 5Make and defend a claim based on evidence regarding the causes of inheritable genetic variations, which may result from: (1) new genetic combinations through meiosis, (2) viable errors occurring during replication, (3) mutations caused by environmental factors and/or (4) genetic engineering, and the variation's effect.
No released question yet.
HS-LS3-3 · Genetics and Probability
Level 1Use data to identify the distribution or variability of an expressed trait in a population.
Aug 2025 · Q16 Which statement best describes a trend in tusklessness represented in the data table?
Level 2Analyze and interpret data to describe the variability or distribution of an expressed trait in a population.
Aug 2026 · Q10 Analyze and interpret the data to describe the distribution of the expressed trait of lighter- colored eyes in…
Level 3Apply concepts of statistics and probability to explain the variation or distribution of expressed trait(s) in a population.
Jan 2026 · Q21 Which statement best explains the variation in mortality observed in the two groups of diamondback moth larvae?
Jan 2026 · Q16 Which statement explains the variation shown by week 10 in the amount of Fel d 1 per gram of hair in the cats in Group…
Jan 2026 · Q44 Which statement best uses the data gathered by the researchers to predict the variation and distribution of coat…
Level 4Apply concepts of statistics and probability to explain the variation and distribution of expressed traits in a population.
No released question yet.
Level 5Apply concepts of statistics and probability to explain that changing a variable can affect the variation and distribution of expressed traits in a population.
No released question yet.
HS-LS4-1 · Evidence for Evolution
Level 1Use information to identify the empirical evidence, from those provided, for common ancestry.
June 2026 · Q42 Which statement provides evidence about common ancestry in marsupials?
June 2026 · Q19 Which statement provides empirical evidence that could be used to determine the placement of chimps and humans in the…
Jan 2026 · Q33 Which line of empirical evidence supports the claim that African baboons share a common ancestor?
Aug 2025 · Q36 Which types of evidence would best demonstrate patterns that could be used to determine the evolutionary relationships…
June 2025 · Q28 What evidence could be used to support the claim that there are patterns in how front limbs evolved in descendants of…
Level 2Identify scientific information that is supported by empirical evidence for common ancestry and/or evolution.
Aug 2025 · Q33 Which statement includes scientific information that best explains how modern whales may have descended from…
June 2025 · Q29 Which statement below identifies the evolutionary relationships presented in the diagram?
Level 3Describe the scientific information that is supported by empirical evidence for common ancestry and/or evolution.
Aug 2026 · Q23 Describe the scientific information that is supported by evidence that the Aberts squirrel and Kaibab squirrel share a…
Jan 2026 · Q22 Describe the scientific information that could be used to support the claim that the European corn borer and…
Aug 2025 · Q35 Using the molecular evidence provided, complete the evolutionary tree below to describe the relationships between the…
June 2025 · Q31 Use patterns in the front limb bone structure to support the researcher’ claim that Tiktaalik represents an ancestral…
Level 4Communicate scientific information that common ancestry and biological evolution are supported by multiple lines of empirical evidence.
June 2025 · Q15 Describe genetic and physical evidence that would support the claim that all of these arthropods share a common…
Level 5Compare and evaluate sources of information illustrating patterns showing that common ancestry and biological evolution are supported by multiple lines of empirical evidence and communicate findings.
No released question yet.
HS-LS4-2 · Mechanisms of Natural Selection
Level 1Identify the evidence, from those provided, that supports the explanation that evolution is the result of a genetic and/or an environmental factor.
June 2026 · Q11 Which evidence would best support the claim that color distribution and frequency in the frog population before the…
Jan 2026 · Q34 Which evidence best explains how the evolution of African baboons is the result of an environmental factor?
June 2025 · Q32 What evidence supports the explanation that animals with traits well-suited to life on land evolved because of the…
Level 2Identify the explanation based on evidence that evolution is the result of genetic and/or environmental factor(s) or justify why the given explanation is correct or incorrect.
Aug 2026 · Q1 Based on the information provided, which explanation indicates that the evolution of sea stars is the result of the…
Jan 2026 · Q31 Based on the data provided, which explanation best describes the effectiveness of using oxalic acid treatments every 18…
Jan 2026 · Q43 The researchers claimed that an environmental factor may have affected the evolution of the zebra’s striped coat. Which…
Aug 2025 · Q34 Based on evidence, which statement explains how whales and sharks have evolved to have similar body shapes?
Aug 2025 · Q28 Based on the evidence provided, which statement best explains the variation in keratin structure and function as…
June 2025 · Q1 A possible explanation for why some organisms survived and others did not is that some were
June 2025 · Q7 Based on evidence in the model, which statement explains that natural selection led to the evolution of the nephron’s…
June 2025 · Q12 A student claims that the Ribeiroia parasites that cause the most severe limb abnormalities in frogs have a greater…
Level 3Construct an explanation based on evidence that the process of evolution can involve: (1) the potential of species to increase in number, and/or (2) the heritable genetic variation of individuals in a species due to mutation and sexual reproduction, and/or (3) competition for limited resources, and/or (4) the proliferation of those organisms that are better able to survive and reproduce in the environment.
June 2026 · Q5 Construct an explanation using evidence that bats that awaken periodically will increase in the population as a result…
June 2026 · Q44 Using the evidence provided, construct an explanation about why the modern-day koala was able to survive while the…
June 2026 · Q29 Construct an explanation, based on evidence, for how reproduction contributes to the process of evolution in honeybees.
Aug 2025 · Q6 Construct an explanation that shrew behavior makes it possible for the species to survive even though they produce…
Aug 2025 · Q9 Explain how the process of evolution has led to the development of this behavior in bison populations.
June 2025 · Q30 Construct an explanation, based on evidence, that the evolution of limb development can be the result of environmental…
Level 4Construct an explanation based on evidence that the process of evolution primarily results from four factors: (1) the potential of species to increase in number, (2) the heritable genetic variation of individuals in a species due to mutation and sexual reproduction, (3) competition for limited resources, and (4) the proliferation of those organisms that are better able to survive and reproduce in the environment.
No released question yet.
Level 5Construct an explanation based on evidence obtained from a variety of reliable sources that natural selection is a process leading to biological evolution of a species, primarily caused by four factors: (1) the potential of species to increase in number, (2) the heritable genetic variation of individuals in a species due to mutation and sexual reproduction, (3) competition for limited resources, and (4) the proliferation of those organisms that are better able to survive and reproduce in the environment.
No released question yet.
HS-LS4-3 · Natural Selection and Traits
Level 1Use a given mathematical representation, from those provided, to identify a pattern in a trait in a population over time.
Aug 2026 · Q21 Using the mathematical representation provided, how does female preference affect the frequency of the orange color…
Level 2Use a given mathematical representation to describe a pattern and/or describe a trend in a trait in a population over time.
Aug 2026 · Q19 Use the data provided to describe the expected trend in the iridescent-spot trait in the laboratory and field pools if…
Level 3Apply mathematical concepts to support an explanation and/or identify a pattern to describe a trend in a trait in a population over time (based on environmental factors).
Jan 2026 · Q19 Using evidence from the graph, which statement best explains the resistance ratio of diamondback moths?
Aug 2025 · Q8 Use the information provided to explain which survivorship curve best represents the shrews.
Level 4Apply concepts of statistics and probability to support explanations that organisms with an advantageous heritable trait tend to increase in proportion to organisms lacking this trait.
June 2025 · Q40 A claim was made that some of the prairie dogs in Colorado had an advantageous heritable trait that protected them from…
Level 5Apply concepts of statistics and probability to support explanations and predict patterns that organisms with an advantageous heritable trait tend to increase in proportion to organisms lacking this trait.
No released question yet.
HS-LS4-4 · Natural Selection and Adaptation
Level 1Identify the evidence that an environmental factor can cause a change in a population (gene frequency).
June 2026 · Q12 Which evidence from the information provided shows that the radiation released into the environment around Chernobyl…
Aug 2025 · Q17 Which statement about how humans affected the elephant population is supported by the evidence provided?
Aug 2025 · Q10 In the 1800s, unregulated hunting reduced bison herds from tens of millions of individuals to fewer than 1,000. How…
June 2025 · Q4 Which statement provides evidence that changes in an environment may cause changes in mammal species?
Level 2Identify an evidence-based explanation that an environmental factor could affect a population (due to a change in gene frequency).
Aug 2026 · Q28 As the frog grows, structural changes occur, as shown by stages 4 through 6 in the model. Which statement best explains…
June 2026 · Q45 Which explanation about the change in appendages of several Australian animals is supported by evidence?
Jan 2026 · Q36 Which statement provides evidence that explains how an environmental factor could cause a change in gene frequency for…
Aug 2025 · Q42 Which explanation regarding the Florida panther would best be supported by the evidence in the information provided?
June 2025 · Q5 Identify the explanation that best describes how the coral and zooxanthellae populations would be expected to change if…
Level 3Construct and/or identify an explanation based on evidence that natural selection leads to adaptation of populations.
Aug 2025 · Q30 Which explanation, based on the evidence provided, supports the claim that natural selection leads to the adaptations…
Level 4Construct an explanation based on evidence for how natural selection leads to adaptation of populations.
Aug 2026 · Q18 Use evidence to construct an explanation for how natural selection resulted in the ability of guppies to change eye…
June 2026 · Q14 Immediately after the Chernobyl disaster, the roe deer population was reduced to almost zero. Construct an explanation…
June 2025 · Q17 Using evidence provided, construct an explanation that describes how natural selection has led to the development of an…
June 2025 · Q20 Construct an explanation based on evidence that natural selection leads to a behavioral adaptation that pika possess…
Level 5Construct an explanation based on evidence obtained from a variety of reliable sources that identifies cause and effect relationships for how natural selection leads to adaptation of populations and predicts changes relating to gene or trait frequencies.
No released question yet.
HS-LS4-5 · Environmental Change and Evolution
Level 1Identify the evidence that supports that a change in an environmental condition may cause changes in species.
Aug 2026 · Q20 Which evidence supports the explanation that evolution is the result of an inheritable genetic factor?
Aug 2025 · Q44 Which statement supports the claim that habitat fragmentation will increase the likelihood of the Florida panther…
Level 2Identify a claim supported by evidence that a change in an environmental condition may cause changes in a species or justify if the provided evidence supports or does not support a claim that conditions may cause changes in species.
Aug 2026 · Q22 Which explanation best supports the claim that differing environmental conditions caused a change in the…
Aug 2026 · Q24 A claim was made that the Kaibab squirrel population is in danger of extinction due to environmental conditions. Which…
June 2026 · Q43 Which claim about the effect of changing environmental conditions is supported by the evidence provided?
June 2026 · Q31 Which claim is supported by the evidence that a change in the honeybees’ environment may lead to its extinction?
Aug 2025 · Q2 Which evidence based claim supports the presence of an environmental condition during the early Devonian period that…
Level 3Explain how the provided evidence supports a claim that environmental conditions may cause a change in species such as (1) increases in the number of individuals, and/or (2) the emergence of new species over time, and/or (3) the extinction of species.
Aug 2025 · Q2 Explain how the evidence provided supports the claim that non-avian dinosaurs went extinct after the impact because of…
Level 4Evaluate the evidence supporting claims that changes in environmental conditions may result in: (1) increases in the number of individuals of some species, (2) the emergence of new species over time, and (3) the extinction of other species.
Aug 2025 · Q5 Evaluate all the information given and complete the table by providing evidence that supports the claim that changes in…
Aug 2025 · Q4 A claim is made by a student that temperature changes alone directly caused the Late Devonian extinction. Evaluate the…
Level 5Evaluate the evidence and generate an argument defending/refuting a claim that changes in environmental conditions may cause situations which result in: (1) increases in the number of individuals of some species, (2) the emergence of new species over time, and (3) the extinction of other species.
No released question yet.
HS-ESS2-6 · Carbon Cycling
Level 1Use a quantitative/qualitative model that shows the cycling of carbon between two Earth spheres to identify the relative concentrations of carbon present in each sphere.
No released question yet.
Level 2Use a quantitative/qualitative model to identify the cycling of carbon between two Earth spheres (hydrosphere, atmosphere, geosphere, and biosphere).
Jan 2026 · Q11 Which statement best uses the process of carbon cycling in the biosphere to explain why phytoplankton function as a…
Jan 2026 · Q38 Which of these statements best predicts the movement of carbon between Earth's spheres that produced the differences in…
Aug 2025 · Q23 A carbon sink is anything that absorbs more carbon from the environment than it releases. Which process carried out by…
Level 3Use/complete a quantitative model to describe the cycling of carbon between two Earth spheres (hydrosphere, atmosphere, geosphere, and biosphere).
Aug 2026 · Q46 Scientists are concerned about the potential environmental impact of melting permafrost in an already fragile…
June 2026 · Q26 Use quantitative data from the model above to describe how the cycling of carbon between the atmosphere and hydrosphere…
Aug 2025 · Q22 Based on the model, explain how rapid growth in the krill population would affect the cycling of carbon between the…
Aug 2025 · Q4 Describe the role of tree age and diameter, including those of maples, on carbon cycling and storage between the…
June 2025 · Q5 As ocean acidification increases, the amount of available carbonate ions decreases. Use the model and information…
June 2025 · Q37 Construct an explanation using quantitative evidence for how the cycling of matter in plants results in changes to…
Level 4Develop a quantitative model to describe the cycling of carbon among the hydrosphere, atmosphere, geosphere, and biosphere.
No released question yet.
Level 5Develop and analyze data from a quantitative model of the carbon cycle to predict how a change in carbon levels in one system will affect other Earth systems.
No released question yet.
HS-ESS2-7 · Coevolution of Earth and Life
Level 1Identify the correct example, from those provided, of the coevolution of two Earth’s systems and the effect on life on Earth.
No released question yet.
Level 2Support a given argument by identifying the evidence for the coevolution of feedbacks between Earth’s systems and life on Earth.
Aug 2026 · Q47 Which statement includes evidence that supports the argument that melting permafrost is having an impact on feedback…
June 2026 · Q25 Which statement supports the argument that the coevolution of feedbacks between living things and Earth's systems…
Level 3Support a given argument by describing the evidence for the coevolution of feedbacks between Earth’s systems and life on Earth.
June 2026 · Q3 Identify numerical evidence from the graphs that supports an argument that oxygen levels affected animal evolution…
Level 4Construct an argument based on evidence about the coevolution of Earth’s systems and life on Earth.
No released question yet.
Level 5Compare and evaluate competing scientifically-based arguments in light of currently accepted explanations, new evidence, limitations, constraints, and ethical issues about the coevolution of Earth’s systems and life on Earth.
No released question yet.
HS-ETS1-1 · Analyzing Global Challenges
Level 1Given a major global challenge, identify the criteria or constraint for the given solution that best accounts for societal needs or wants.
Aug 2026 · Q44 Place one check mark (✓) in a box to indicate one criterion or constraint that should be considered when building…
June 2026 · Q27 Which statement best describes a criterion or constraint accounting for societal needs that must be considered when…
Level 2Given a major global challenge, describe the qualitative or quantitative criteria or constraint for the given solution that best accounts for societal needs or wants.
Aug 2026 · Q48 Which statement uses information from both models to describe quantitative criteria that must be met by the solution of…
Jan 2026 · Q5 Describe a constraint that would need to be considered to minimize the effect on ecosystems and biodiversity when…
Jan 2026 · Q6 Describe a qualitative or quantitative constraint that these researchers took into account when using animal models in…
Level 3Analyze a major global challenge to specify qualitative or quantitative criteria and constraints for solutions that account for societal needs and wants.
Jan 2026 · Q27 Analyze the given management strategies for a person with diabetes. State one criterion and one constraint that the…
Level 4Analyze a major global challenge to specify qualitative or quantitative criteria and constraints for solutions that account for societal needs and wants.
No released question yet.
Level 5Evaluate two or more major global challenges to specify qualitative and quantitative criteria and constraints for solutions, which could include new technologies that account for societal needs and wants.
No released question yet.
HS-ETS1-2 · Breaking Down Complex Problems
Level 1Identify the solution, from those provided, that addresses a smaller, more manageable real-world problem.
Jan 2026 · Q28 Which solution could a community use to most effectively reduce the impact of human activity on the honeybee…
June 2025 · Q48 Which statement identifies a solution that researchers could use to decrease tumor growth and progression?
Level 2Given a complex real-world problem that has been broken down into smaller, more manageable problems, identify a solution to one smaller problem that can be solved through engineering.
No released question yet.
Level 3Given a complex real-world problem, identify one smaller more manageable problem and describe a solution to that problem that can be solved through engineering.
Aug 2026 · Q39 Describe a potential solution that could be engineered to solve the problem of ships spreading invasive organisms into…
Jan 2026 · Q5 One of the 50-year-old twins, twin C, has been identified as being at risk for developing diabetes because a specific…
Level 4Design a solution to a complex real-world problem by breaking it down into smaller, more manageable problems that can be solved through engineering.
No released question yet.
Level 5For a complex real-world problem, design multiple solutions to sub-problems based on student generated data and/or scientific information from other sources. Describe the rationale, criteria, and constraints of each sub-problem.
No released question yet.
HS-ETS1-3 · Evaluating Solutions and Trade-offs
Level 1Identify the solution from those provided, to a complex real-world problem based on given criteria and/or constraints.
June 2026 · Q9 Which solution would most effectively and safely reduce the chances of harmful algae blooms caused by human activity?
Jan 2026 · Q9 Which solution would best control the Hydrilla population in bodies of water without harming native populations?
June 2025 · Q25 Which type of restoration project would promote the conditions necessary for the development of a stable ecosystem that…
Level 2Describe a solution to a complex real-world problem based on given criteria and constraints.
Aug 2026 · Q8 Select one potential environmental impact and describe a solution that will meet the criteria of retrieving the…
June 2025 · Q42 Describe the treatment, vaccination or burrow dusting, that will best protect the prairie dogs from the plague while…
Level 3Identify a solution to a complex real-world problem based on prioritized criteria and/or trade-offs (positives and negatives) for a range of constraints, such as cost, safety, reliability, aesthetics, as well as possible social, cultural, or environmental impacts.
June 2026 · Q18 Identify which of the given treatment plans would most effectively reduce the symptoms of PCOS. You may consider two of…
Aug 2025 · Q41 Describe a trade-off researchers must consider when using pigs as model organisms to cure heart disease in humans.
Level 4Evaluate a solution to a complex real-world problem based on prioritized criteria and trade-offs that account for a range of multiple constraints, including cost, safety, reliability, and aesthetics, as well as possible social, cultural, and environmental impacts.
June 2026 · Q32 Evaluate whether transporting hives is an effective solution to pollinate crops for human consumption by placing a…
Aug 2025 · Q45 Evaluate wildlife bridges as a solution to reduce the impact on panther populations, based on prioritized criteria and…
Aug 2025 · Q19 Evaluate the solutions listed above by explaining which solution would be most effective at reducing the conflict…
June 2025 · Q6 Evaluate transplanting the selectively bred corals as a solution to coral reef bleaching by providing one benefit and…
June 2025 · Q27 Identify the best possible option for shoreline restoration in Oswego, NY from the Shoreline Engineering Solutions…
Level 5Evaluate a solution to a complex real-world problem based on prioritized criteria by generating a prioritized list of criteria and trade-offs that account for a range of multiple constraints, including cost, safety, reliability, and aesthetics, as well as possible social, cultural, and environmental impacts. Explain how these solutions affect society and the environment.
No released question yet.
HS-ETS1-4 · Modeling Solutions with Simulations
Level 1Identify the impact of a given solution to a complex real-world problem.
No released question yet.
Level 2Given data (from a computer simulation), identify the impact of a proposed solution to a complex real-world problem, or the impact on an interaction within or between two systems relevant to the problem.
No released question yet.
Level 3Given data (from a computer simulation), describe the impact of proposed solutions to a complex real-world problem with limited criteria and constraints on interactions within and/or between systems relevant to the problem.
No released question yet.
Level 4Use a computer simulation to model the impact of proposed solutions to a complex real-world problem with numerous criteria and constraints on interactions within and between systems relevant to the problem.
No released question yet.
Level 5Use a computer simulation to model the impact of proposed solutions to related complex real-world problems with numerous criteria and constraints on interactions within and between systems relevant to the problem.
No released question yet.
Summary
| Standard | Topic | L1 | L2 | L3 | L4 | L5 | Total |
|---|---|---|---|---|---|---|---|
| HS-LS1-1 | DNA and Protein Synthesis | 8 | 3 | 5 | 2 | – | 18 |
| HS-LS1-2 | Body Systems and Functions | 7 | 5 | – | – | – | 12 |
| HS-LS1-3 | Homeostasis and Feedback | 3 | 4 | 3 | – | – | 10 |
| HS-LS1-4 | Mitosis and Differentiation | 4 | 2 | 2 | – | – | 8 |
| HS-LS1-8 | Human Reproduction and Development | 2 | 1 | 2 | – | – | 5 |
| HS-LS1-5 | Photosynthesis | 2 | 1 | – | 2 | – | 5 |
| HS-LS1-6 | Synthesis of Biomolecules | 2 | – | 1 | – | – | 3 |
| HS-LS1-7 | Cellular Respiration | 2 | 2 | 1 | – | – | 5 |
| HS-LS2-1 | Carrying Capacity and Ecosystems | 2 | 4 | 3 | 3 | – | 12 |
| HS-LS2-2 | Biodiversity and Populations | 2 | 10 | – | – | – | 12 |
| HS-LS2-6 | Ecosystem Stability and Change | 2 | 7 | 4 | 1 | – | 14 |
| HS-LS2-7 | Human Impacts on Biodiversity | 1 | 5 | 1 | – | – | 7 |
| HS-LS2-8 | Group Behavior and Survival | 4 | 2 | – | – | – | 6 |
| HS-LS2-3 | Matter and Energy in Ecosystems | 3 | 2 | 2 | – | – | 7 |
| HS-LS2-4 | Energy Flow and Matter Cycling | 1 | 3 | 1 | – | – | 5 |
| HS-LS2-5 | The Carbon Cycle | 1 | 6 | – | – | – | 7 |
| HS-LS3-1 | DNA, Genes, and Traits | 9 | 4 | – | – | – | 13 |
| HS-LS3-2 | Sources of Genetic Variation | 3 | 5 | 3 | – | – | 11 |
| HS-LS3-3 | Genetics and Probability | 1 | 1 | 3 | – | – | 5 |
| HS-LS4-1 | Evidence for Evolution | 5 | 2 | 4 | 1 | – | 12 |
| HS-LS4-2 | Mechanisms of Natural Selection | 3 | 8 | 6 | – | – | 17 |
| HS-LS4-3 | Natural Selection and Traits | 1 | 1 | 2 | 1 | – | 5 |
| HS-LS4-4 | Natural Selection and Adaptation | 4 | 5 | 1 | 4 | – | 14 |
| HS-LS4-5 | Environmental Change and Evolution | 2 | 5 | 1 | 2 | – | 10 |
| HS-ESS2-6 | Carbon Cycling | – | 3 | 6 | – | – | 9 |
| HS-ESS2-7 | Coevolution of Earth and Life | – | 2 | 1 | – | – | 3 |
| HS-ETS1-1 | Analyzing Global Challenges | 2 | 3 | 1 | – | – | 6 |
| HS-ETS1-2 | Breaking Down Complex Problems | 2 | – | 2 | – | – | 4 |
| HS-ETS1-3 | Evaluating Solutions and Trade-offs | 3 | 2 | 2 | 5 | – | 12 |
| HS-ETS1-4 | Modeling Solutions with Simulations | – | – | – | – | – | 0 |
| All biology standards | 81 | 98 | 57 | 21 | 0 | 257 | |
Page contributors: Conrad Richman