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Relationships in an Ecosystem 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!

Page 1

Question 1 1. How wide-spread a population is is called its _____.

Question 2 2. The size of a population, or the number of individuals is known as its _____.

Question 3 3. A limiting factor is one that _____.

Question 4 4. The density of a population influences its size because this is _____.

Question 5 5. Which of the following best defines a food web?

Page 2

Question 6 6. What role do decomposers play in the food web?

Question 7 7. Why are there so few food webs with more than five levels of consumers?

Question 8 8. What is the 10 percent rule?

Question 9 9. Why can cheetahs and lions coexist together on the plains of the Masai Mara National Reserve?

Question 10 10. What is a niche?

Page 3

Question 11 11. What is a habitat?

Question 12 12. Which of the following is a density-independent factor that regulates population growth?

Question 13 13. Which of the following best describes Sustainable Development?

Question 14 14. Bob is talking to Charlie about the environmental challenges facing us and the next generation. Bob tells Charlie that the single most foundational threat to sustainable development is the high usage of oil and gas. Is Bob correct?

Question 15 15. Which of the following terms describes the point beyond which the environment exceeds its ability to provide essential resources?

Page 4

Question 16 16. For Sustainable Development to be successful, which key systems must work together?

Question 17 17. What is the appropriate definition of restoration?

Question 18 18. How does mitigation differ from the other three land conservation techniques?

Question 19 19. Which of the following are associated with preservation?

Question 20 20. Which of the following is an example of remediation?

Page 5

Question 21 21. Which is a type of habitat destruction?

Question 22 22. The entire living area of an ecosystem is called _____.

Question 23 23. What type of habitat destruction is the result of a road being built through an ecosystem?

Question 24 24. Which of the following is an example of destruction?

Question 25 25. What are the two main classifications of ecosystems?

Page 6

Question 26 26. Which is the largest terrestrial ecosystem found on Earth?

Question 27 27. Freshwater ecosystems are NOT classified by:

Question 28 28. Which of the following is a biotic feature of an ecosystem?

Question 29 29. Which of the following is a factor that affects a population's size?

Question 30 30. Why is being an omnivore the ideal position in a food web in terms of energy?

Relationships in an Ecosystem 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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