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AP Environmental Science free-response and environmental calculations quiz quiz

12questions. Pick an answer and you'll see why right away.

  1. How many free-response questions are on Section II of the AP Environmental Science exam, and what fraction of the score are they worth?

  2. Which free-response question type asks you to identify a hypothesis, variables and a method?

  3. What value do you divide by when calculating percentage change?

  4. A population of 4,000 grows to 4,600 in one year. What is the percentage change?

  5. Using the rule of 70, what is the approximate doubling time of a quantity growing at 5% per year?

  6. What is the main purpose of dimensional analysis in environmental calculations?

  7. An ecosystem has a GPP of 16,000 kcal per square meter per year and producers respire 6,000 kcal per square meter per year. What is the NPP?

  8. Producers store 50,000 kcal per square meter per year. Using the 10% rule, how much energy is available to secondary consumers?

  9. What does the task verb 'explain' require that 'describe' does not?

  10. To earn full marks on a calculation question, what should you always show?

  11. Convert 3 kilometres to meters using dimensional analysis.

  12. Why is showing your working important even when your final numerical answer is wrong?