Ecology Quiz 7 (25 MCQs)

Quiz Instructions:

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1. A(n) _____ is all living and nonliving things in a particular area that interact with one another

2. Phosphorus is very important for living things because living organisms need phosphorus to

3. What can an autotroph also be called

4. Which of the following is an example of a predator-prey relationship?

5. All the different types of organisms living in a certain area

6. What is needed to maintain a sustainable food chain?

7. Which of the following includes only one species?

8. What can happen after a lake receives a large input of a limiting nutrient?

9. All of the following are examples of detritivores or decomposers EXCEPT _____

10. Type of symbiosis in which both organisms benefit form the relationship.

11. A rabbit is _____

12. All the organisms of the same species living in the same area

13. Four major resources that affect population density are habitat, food, mates, and _____

14. Characterized by permafrost and low, shrubby plants, _____ can be found nearest the poles.

15. When a population grows past the ecosystem's carrying capacity, what happens to the population?

16. In very hot climate, one is likely to find.

17. Aquaculture is the.

18. What is an abiotic change?

19. In which of these does one species benefit while the other is neither helped nor harmed?

20. A mutual relationship between two organisms, where both of them are benefited from each other is called

21. Mutualism is _____

22. Why can't the producers in some ecosystems make an unlimited supply of organic material?

23. What do you mean by lentic biota?

24. Which factor that limits a population's size is important especially when population numbers become large and dense?

25. When you eat fried chicken, you are the _____