Ecology Quiz 72 (20 MCQs)

Quiz Instructions

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1. The roadrunner and the coyote relationship is that of?

Correct Answer: C) Parasitism.

2. An organism that breaks down dead organic matter and returns to the soil is called

Correct Answer: D) Decoposer.

3. What is the total amount of biotic material within an ecosystem?

Correct Answer: D) Biomass.

4. Animals from two different species utilize the same source of nutrition in one area. It is most accurate to say that the animals .....

Correct Answer: B) Will compete for food.

5. Some organisms use ..... to make food from chemicals.

Correct Answer: A) Chemosynthesis.

6. The goat has it on his head

Correct Answer: C) Horn.

7. How is water an important abiotic factor?

Correct Answer: D) Allows you to carry out life proecess.

8. How many mm is 20 cm?

Correct Answer: A) 200.

9. Define niche

Correct Answer: B) Role of organism.

10. "Nature's recyclers" are

Correct Answer: B) Decomposers.

11. Businesses in a ..... have the right to produce any goods they want.

Correct Answer: A) Free enterprise system.

12. Which of the following describes an interaction in which one organism kills and eats another?

Correct Answer: C) Predation.

13. How do nitrogen compounds created by lightning get into the soil?

Correct Answer: B) Rain washes compounds out of air.

14. Factors that affect populations regardless of their size are called ..... limiting factors.

Correct Answer: D) Density independent.

15. People need energy to .....

Correct Answer: A) Do things.

16. Short coniferous trees, short growing season, heavy snowfall, migratory songbirds, moose and pine martens are characteristic of:

Correct Answer: C) Taiga.

17. Range of values that is needed for organism survival

Correct Answer: C) Tolerance range.

18. It was hot all week last week. Is this a sign of climate change?

Correct Answer: B) No.

19. What are plants that convert energy from the sun called?

Correct Answer: D) Producer.

20. Series of changes where an existing community is destroyed

Correct Answer: B) Secondary succession.