Ecology Quiz 48 (20 MCQs)

Quiz Instructions

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1. What word best describes the mammals, fish, birds and plants, as well as the sun, soil, air and water in an environment?

Correct Answer: B) Ecosystem.

2. I am a consumer that eats only meat.

Correct Answer: A) Carnivore.

3. What word do we use to describe a species which has no members still living?

Correct Answer: B) Extinct.

4. To use some materials again.

Correct Answer: B) Recycle.

5. Reduce-reduce

Correct Answer: A) Right.

6. A rock or boulder is considered

Correct Answer: B) Abiotic.

7. Omnivores eat:

Correct Answer: C) Both plants and animals.

8. 2 male deer fighting over a female. This is an example of

Correct Answer: A) Competition.

9. An animal that hunts and eats another animal.

Correct Answer: B) Predator.

10. What is bioaccumulation or biomagnification?

Correct Answer: A) Buildup of toxins in an organism.

11. There is a wide range of organisms within any ecosystem. What is the name for the wide range of life that we need to protect in our ecosystem?

Correct Answer: C) Biodiversity.

12. A type of symbiotic relationship where one organism benefits and the other is neither helped nor harmed

Correct Answer: D) Commensalism.

13. Things that are NON-living in an environment (air, water, soil, sunlight)

Correct Answer: B) Abiotic Factors.

14. All of the living parts of an ecosystem are .....

Correct Answer: B) Biotic.

15. The reciprocal interrelations between living & non living world is referred to as:

Correct Answer: B) Ecology.

16. A relationship where one organism benefits while the other is harmed is called .....

Correct Answer: A) Parasitism.

17. True or false:The process of nutrient regeneration recycles nutrients back to primary producers.

Correct Answer: A) True.

18. Energy that flows through an ecosystem originates from the .....

Correct Answer: C) Sun.

19. Which human activity has had the greatest impact on climate change?

Correct Answer: C) Burning fossil fuels.

20. The nutrient that is the slowest to recycle is

Correct Answer: B) Phosphorus.