TASC Science: Interdependence in Ecosystems 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. Why can cheetahs and lions coexist together on the plains of the Masai Mara National Reserve?

Question 2 2. What is a niche?

Question 3 3. Which of the following is not an abiotic factor?

Question 4 4. Which concept best describes ecology?

Question 5 5. What is the effect of predation on prey?

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Question 6 6. If a mosquito feeds on a bird that is infected with the West Nile Virus and then feeds on a human being who then contracts the virus, what role is the mosquito playing in the infection of the person?

Question 7 7. What is an ecomorph?

Question 8 8. What is niche differentiation?

Question 9 9. Which of the following is a key feature of the life histories of species that have a type III survivorship curve?

Question 10 10. According to the r/K selection theory, an r-selected species has which of the following characteristics?

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Question 11 11. The lowest, most basic level at which ecology is studied is:

Question 12 12. Which of these large organisms has a type I survivorship curve?

Question 13 13. What is coevolution?

Question 14 14. What do biologists think the most common reason for migration is?

Question 15 15. What is dispersion?

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Question 16 16. 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 17 17. What usually happens in a natural population as it approaches its carrying capacity?

Question 18 18. Which of the following is not an indirect indicator that biologists can use to estimate a population's density?

Question 19 19. An ecosystem is composed of what?

Question 20 20. Which statement accurately portrays Monarch and Viceroy butterflies?

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Question 21 21. What is the major difference between competitive exclusion and local extinction?

Question 22 22. What is a characteristic of animals that use chemicals for defense?

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

Question 24 24. Which of the following is a density-independent factor that regulates population growth?

Question 25 25. According to this graph, at which elevation is the population density of Species A the highest?

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Question 26 26. What is a population?

Question 27 27. Which of the following is true about amensalism?

Question 28 28. Which type of factors has the biggest impact on an organism's life history?

Question 29 29. What is commensalism?

Question 30 30. What is a habitat?

TASC Science: Interdependence in Ecosystems 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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