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TExES Science 7-12: Ecological Balance & Conservation 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. Which of the following scenarios is MOST likely to occur if atmospheric carbon dioxide levels continue to rise?

Question 2 2. Which of the following does NOT contribute to increase in carbon dioxide level in the atmosphere?

Question 3 3. Which of the following is NOT an effect of deforestation?

Question 4 4. Why are forests described as carbon sinks?

Question 5 5. Which of the following is not a criterion used to evaluate an ecosystem?

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Question 6 6. When land is conserved, what is it NOT being protected from?

Question 7 7. Which of the following processes provides balance within the native habitat of a species, but is no longer present once the species is introduced into a new habitat?

Question 8 8. What is an invasive species?

Question 9 9. Which best defines sustainable use?

Question 10 10. Consumptive water use refers to _____.

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Question 11 11. What are some of the types of human activity that have negative environmental impacts?

Question 12 12. What are some of the negative effects of human environmental impact?

Question 13 13. The logistic growth model is a more realistic model because ________.

Question 14 14. Population abundance is _______, while population density is _______.

Question 15 15. Which of the following is an indirect indicator that biologists can use to estimate a population's density?

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Question 16 16. Which of the following is a key feature of the life histories of species that have a type III survivorship curve?

Question 17 17. Intraspecific competition usually gives rise to which of the following dispersion patterns?

Question 18 18. What is dispersion?

Question 19 19. 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 20 20. A hurricane hit an island where the only trees were palm trees. What might a biologist say about the ecosystem after the hurricane?

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Question 21 21. Plants are a renewable resource that provide which of the following product(s) for our use?

Question 22 22. Which of the following is NOT an example of a renewable resource?

Question 23 23. Which of the following is FALSE about atmospheric carbon dioxide levels?

Question 24 24. Choose the set of factors that will most certainly lead to desertification.

Question 25 25. Which of the three most endangered ecosystems in the United Stated is characterized by grasses and rich soil?

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Question 26 26. Which of the following is a true statement about introduced species?

Question 27 27. Why would a city give rebates to homeowners who repair leaky toilets?

Question 28 28. What is the definition of keystone populations?

Question 29 29. Population ecology is the study of _______.

Question 30 30. Which of these large organisms has a type I survivorship curve?

TExES Science 7-12: Ecological Balance & Conservation 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!

TExES Science 7-12 (236): Practice & Study Guide  /  Science Courses
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