AP Environmental Science - Ecosystems: Help and Review Chapter Exam

Exam Instructions:

Choose your answers to the questions and click 'Next' to see the next set of questions. You can skip questions if you would like and come back to them later with the yellow "Go To First Skipped Question" button. When you have completed the practice exam, a green submit button will appear. Click it to see your results. Good luck!

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Question 1 1. Temperate grasslands are characterized by

Question 2 2. What is the difference between species diversity and genetic diversity?

Question 3 3. Which of the following is true about all environments?

Question 4 4.

The second law of thermodynamics states that:

I. Energy can neither be created nor destroyed

II. All free energy cannot be converted into usable energy

III. The entropy of a system increases over time

Question 5 5. Which of the following is NOT a source of nitrogen that is available to plants?

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Question 6 6. Choose the four major environmental problems that are occurring on the global scale.

Question 7 7. Which of the following concepts best describes a chlorophyll molecule absorbing light and changing it into chemical energy?

Question 8 8. The fact that energy can be neither created nor destroyed is _____.

Question 9 9. How is it possible to conclude that eutrophication of bodies of water has occured?

Question 10 10. What is the largest pool of carbon on the planet?

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Question 11 11. Which of the following statements is true about the Mesozoic period that lasted between 65 and 250 million years ago?

Question 12 12. What constitutes a food web?

Question 13 13. Which of the following is not a component of the phosphorus cycle?

Question 14 14. Which of the following is the best explanation for why we study the carbon cycle on a global scale and not as much in specific local ecosystems?

Question 15 15. Which concept best describes ecology?

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Question 16 16. Which of the following is not an abiotic factor?

Question 17 17. Which of the following actions is NOT an example of habitat destruction?

Question 18 18. In a typical ecosystem, what percentage of the energy produced by the autotrophs then consumed by the primary consumers will be passed along to the secondary consumers?

Question 19 19. Temperate grasslands are known to have very rich soil.

Question 20 20. Why can cheetahs and lions coexist together on the plains of the Masai Mara National Reserve?

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Question 21 21. Which of the following is a density-independent factor that regulates population growth?

Question 22 22. Identify the statement that describes global ecology.

Question 23 23. Which of the following does NOT contribute to increase in carbon dioxide level in the atmosphere?

Question 24 24. Dr. Smith is studying algae. Would she consider ponds in her research on ecological diversity? Why or why not?

Question 25 25. When energy is unavailable to be used it is called _____.

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Question 26 26. Which of the following is FALSE about atmospheric carbon dioxide levels?

Question 27 27. What is a modern human intervention in the phosphorus cycle?

Question 28 28. Identify the conversion which represents nitrification.

Question 29 29. We are only aware of 10,000 species of birds. Given that fact, where would an ornithologist most likely concentrate their research to discover new bird species?

Question 30 30. What is a niche?

AP Environmental Science - Ecosystems: Help and Review Chapter Exam Instructions

Choose your answers to the questions and click 'Next' to see the next set of questions. You can skip questions if you would like and come back to them later with the yellow "Go To First Skipped Question" button. When you have completed the practice exam, a green submit button will appear. Click it to see your results. Good luck!

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