TExES Science 7-12: Ecosystems & Ecological Cycles 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. What are some examples of ecological conservation efforts that can diminish the effects of human environmental impacts?

Question 2 2. Why is hydroelectric energy from water considered a renewable resource?

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

Question 4 4. What is a population's range?

Question 5 5. Which of these large organisms has a type I survivorship curve?

Page 2

Question 6 6. 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 7 7. What is a characteristic of animals that use chemicals for defense?

Question 8 8. What is commensalism?

Question 9 9. Biomes are characterized by which of the following?

Question 10 10. What can an herbivore be categorized as?

Page 3

Question 11 11. Plants are a renewable resource that provide which of the following product(s) for our use?

Question 12 12. Which concept best describes ecology?

Question 13 13. After a glacier recedes, the moss and lichens that grow on the newly exposed rock surfaces are called what?

Question 14 14. Which of the following is NOT an effect of deforestation?

Question 15 15. Which of the following is a true statement about introduced species?

Page 4

Question 16 16. Intraspecific competition usually gives rise to which of the following dispersion patterns?

Question 17 17. What do biologists think the most common reason for migration is?

Question 18 18. What is biogeochemical cycling?

Question 19 19. In what ways can nitrogen gas be broken down into nutrients for plants?

Question 20 20. The chaparral biome is characterized by what?

Page 5

Question 21 21. Which of the following does NOT contribute to increase in carbon dioxide level in the atmosphere?

Question 22 22. What is ecological balance?

Question 23 23. A hurricane hit an island where the only trees were palm trees. What might a biologist say about the ecosystem after the hurricane?

Question 24 24. Which statement accurately portrays Monarch and Viceroy butterflies?

Question 25 25. Which of the following scenarios is MOST likely to occur if atmospheric carbon dioxide levels continue to rise?

Page 6

Question 26 26. What is a niche?

Question 27 27. Which type of factors has the biggest impact on an organism's life history?

Question 28 28. What usually happens in a natural population as it approaches its carrying capacity?

Question 29 29. Within the biogeochemical cycle, where do consumers get most of their elements from, not including oxygen and hydrogen?

Question 30 30. What is the effect of predation on prey?

TExES Science 7-12: Ecosystems & Ecological Cycles 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
Support