Ecology Quiz 132 (20 MCQs)

Quiz Instructions

Select an option to see the correct answer instantly.

1. An organism, such as a green plant, that uses an outside source of energy like the sun to create their own food.

Correct Answer: B) Producer.

2. What term describes a slow change in an environment?

Correct Answer: D) Succession.

3. A farmer plants corn in the same field every year. Each year his production of corn decreases. What abiotic factor is causing this?

Correct Answer: A) Decrease in soil nutrients.

4. Which level of organization is made up of several groups of different species

Correct Answer: A) Community.

5. What level comes after order?

Correct Answer: C) Family.

6. The type of consumer that eats primary consumers is a

Correct Answer: B) Secondary consumer.

7. Which pyramid can be inverted .....

Correct Answer: D) Numbers and biomass.

8. When energy moves between trophic levels in an ecosystem what percentage of energy is lost due to heat?

Correct Answer: C) 90%.

9. The following diagrams represent a pyramid of numbers for two different ecosystems. What is the primary consumer for the terrestrial ecosystem?

Correct Answer: C) Grasshoppers.

10. Carrying Capacity is

Correct Answer: D) The maximum number of individuals that the environment can support.

11. A relationship between two species where one benefits while the other is harmed.

Correct Answer: C) Parasitism.

12. What is the main source of energy for any food chain?

Correct Answer: C) Sun.

13. Tapeworms enter the body of their host. They live by taking nutrients from the host organism. This is an example of

Correct Answer: C) Parasitism.

14. Are Climate Change and Global Warming the same thing?

Correct Answer: C) No.

15. These do not have a nucleus

Correct Answer: A) Prokaryotes.

16. What is labeled as 5?

Correct Answer: D) Biome.

17. Mistletoe extracts water and nutrients from the spruce tree to the tree's detriment.

Correct Answer: B) Parasiticim.

18. In an ecosystem, living things are called ..... factors and non-living things are called ..... factors.

Correct Answer: A) Biotic; abiotic.

19. What processes mean scientists have come to a consensus that global warming is real?

Correct Answer: C) C Systematic review of thousands of peer reviewed publications.

20. A detrtivore is:

Correct Answer: C) An organism that feeds on plant and animal remains and other dead matter.