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Ecology and the Environment 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. What is the effect of predation on prey?

Question 2 2. 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 3 3. According to metapopulation theory, what will happen when a population of a particular species goes locally extinct in a particular patch of habitat?

Question 4 4. What kinds of conditions are typical of areas with temperate deciduous forests?

Question 5 5. The lowest, most basic level at which ecology is studied is:

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Question 6 6. Which part of the Sierra Nevada mountain range receives the highest amount of rainfall?

Question 7 7. What is a habitat?

Question 8 8. How many trophic levels does an omnivore feed on within an ecosystem?

Question 9 9. Which of these large organisms has a type I survivorship curve?

Question 10 10. A chaparral plant that is usually only seen in the first couple of years after a fire is also called what?

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Question 11 11. What is a climax community?

Question 12 12. According to the r/K selection theory, an r-selected species has which of the following characteristics?

Question 13 13. When a bee gathers nectar from a certain type of flower to make honey and in the process pollinates the flower, what kind of relationship exists between the bee and the flower?

Question 14 14. Which of the following organisms is a primary consumer of a prickly pear cactus?

Question 15 15. According to this graph, at which elevation is the population density of Species A the highest?

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Question 16 16. Which of the following is not an indirect indicator that biologists can use to estimate a population's density?

Question 17 17.

Which of the following statements about estuaries are true?

A. They are the gateway to freshwater breeding grounds of some marine animals

B. They are the breeding grounds for many types of aquatic animals

C. Estuaries are resistant to pollution because the constant inflow of freshwater flushes the pollutants out into the ocean.

D. They are areas where freshwater streams or rivers merge with the sea

Question 18 18. What is an ecomorph?

Question 19 19. After a glacier recedes, the moss and lichens that grow on the newly exposed rock surfaces are called what?

Question 20 20. Which biome has the greatest species richness?

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Question 21 21. What do biologists think the most common reason for migration is?

Question 22 22. Which of the following is a true statement about introduced species?

Question 23 23. Which of the following is true about all environments?

Question 24 24. What is a wildlife corridor?

Question 25 25. Why can cheetahs and lions coexist together on the plains of the Masai Mara National Reserve?

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Question 26 26. Which of the following is not a component of the phosphorus cycle?

Question 27 27. What is niche differentiation?

Question 28 28. What is a characteristic of animals that use chemicals for defense?

Question 29 29. What is coevolution?

Question 30 30. Which of the following is not an abiotic factor?

Ecology and the Environment 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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