Ecosystems and Food Chains Quiz

10 multiple choice questions

1. What is a producer in a food chain?

A) An animal that eats plants B) A plant that makes its own food C) A decomposer D) A parasite

2. What is a consumer?

A) Makes its own food B) Eats other organisms C) Breaks down dead matter D) Gets energy from sunlight

3. What is a decomposer?

A) Eats living organisms B) Breaks down dead organisms and recycles nutrients C) Produces food using sunlight D) Hunts other animals

4. In a food chain, what happens to energy as you go up levels?

A) Energy increases B) Energy stays the same C) Energy decreases (most lost as heat) D) Energy is created

5. What is a food web?

A) A single chain of organisms B) Interconnected food chains in an ecosystem C) A type of habitat D) A list of all animals

6. What is an ecosystem?

A) A single organism B) A community of organisms and their physical environment C) Only the animals in an area D) A type of food chain

7. What is the role of a herbivore in a food chain?

A) Eats only plants B) Eats only animals C) Decomposes dead matter D) Produces its own food

8. What happens to biomass (living material) at higher trophic levels?

A) Biomass increases B) Biomass decreases C) Biomass stays constant D) Biomass doubles each level

9. What is a habitat?

A) A community of organisms B) The natural home of an organism C) An ecosystem without plants D) A food chain

10. What is symbiosis?

A) Competition between species B) Close long-term relationship between two species C) Migration of animals D) Seasonal behavior

Free middle school quizzes and learning guides.