Ecology Quiz 214 (20 MCQs)

Quiz Instructions

Select an option to see the correct answer instantly.

1. Living organism and products of organisms

Correct Answer: B) Biotic.

2. Which level is found at the top?

Correct Answer: B) Tertiary Consumers.

3. Cacti, Lichens, Locusts, Uromastix, and Quails are member of ..... Ecosystem.

Correct Answer: D) Desert.

4. If an organism of one trophic level is a parasite, the pyramid number gets

Correct Answer: B) Inverted.

5. Which of the following would be the biotic factor?

Correct Answer: C) Algae.

6. A bird eats a worm. Who is the predator?

Correct Answer: C) Bird.

7. When you choose one thing over another, what you give up is the .....

Correct Answer: B) Opportunity cost.

8. This biome has water that does not contain salt. Organisms that live here are fish, frogs, insects, lily pads, etc.

Correct Answer: A) Freshwater.

9. Cellular respiration produces carbon dioxide, ....., and.....

Correct Answer: A) Water, energy (ATP).

10. When organisms need the same limited resources, there is .....

Correct Answer: B) Competition.

11. What is a huge, slow-moving mass of ice and snow called?

Correct Answer: B) Glacier.

12. Primary succession occurs in areas with:

Correct Answer: C) No soil.

13. Choose the right meaning:hurt

Correct Answer: C) Harm.

14. Cutting down a rain forest and planting agricultural crops, such as coffee plants, would most likely result in

Correct Answer: A) A decrease in biodiversity.

15. Does deforestation contribute to global warming?

Correct Answer: D) Yes; less trees means less CO2 is turned into oxygen.

16. Matter flowing through a food web .....

Correct Answer: B) Can take more than one path.

17. Water condenses because of .....

Correct Answer: A) Cooling temperatures.

18. Relationship in which both organisms benefit.

Correct Answer: B) Mutualism.

19. Large areas of similar ecosystems

Correct Answer: C) Biomes.

20. A living or once-living organisms in an ecosystem is a

Correct Answer: B) Biotic factor.