Ecology Basics 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. What is coevolution?

Question 3 3. Which statement accurately portrays Monarch and Viceroy butterflies?

Question 4 4. Which is NOT an example of an abiotic factor?

Question 5 5. The temperatures in Siberia are very cold, and only certain organisms can live in this harsh environment. This is an example of ______.

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Question 6 6. Abiotic factors ______.

Question 7 7. What is the major difference between competitive exclusion and local extinction?

Question 8 8. What is niche differentiation?

Question 9 9. What is interspecific competition?

Question 10 10. Intraspecific competition is the struggle for resources among _______.

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Question 11 11. Intraspecific competition limits population size because ______.

Question 12 12. The beautiful feathers of a peacock are an example of ______.

Question 13 13. Which of the following biomes could be found in the United States?

Question 14 14. Which of the aquatic biomes contains brackish water?

Question 15 15. Which of the following biomes will never experience cold temperatures?

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Question 16 16. Symbiotic relationships are different from regular species interactions because in a symbiotic relationship

Question 17 17. An example of defense symbiosis is

Question 18 18. Competition symbiosis is when

Question 19 19. The lowest, most basic level at which ecology is studied is:

Question 20 20. Which concept best describes ecology?

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Question 21 21. An ecosystem is composed of what?

Question 22 22. Which of the following is a density-independent factor that regulates population growth?

Question 23 23. Which of the following is not an abiotic factor?

Question 24 24. What is a niche?

Question 25 25. Which of these events in an ecosystem is not a biotic factor?

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Question 26 26. Biotic factors that affect other organisms in an ecosystem include all but which of the following factors?

Question 27 27. The carrying capacity of an ecosystem is ______.

Question 28 28. 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 29 29. A hurricane hit an island where the only trees were palm trees. What might a biologist say about the ecosystem after the hurricane?

Question 30 30. What is the difference between species diversity and genetic diversity?

Ecology Basics 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!

7th Grade Science: Life Science  /  Science Courses
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