Ecosystems Post-Test Review

1. The living factors (or factors that were living) in an organism’s environment.

• Abiotic
• Biotic
• Elements
• Gases

2. Which of the following is an example of an abiotic factor?

• flower
• dog
• water
• human

3. A single series of organisms that depend on one another for food is called:

• producer
• herbivore
• food chain
• energy pyramid

4. A group of food chains that all overlap.

• food chain
• producers
• consumers
• food web

5. An animal that hunts & consumes other organisms:

• predator
• prey
• producer
• flower

6. An organism that is hunted & killed.

• perdator
• decomposer
• prey
• producer

7. True or False: A predator can also be prey.

• True
• False

8. A symbiotic relationship that benefits both organisms.

• parasitism
• commensalism
• mutualism
• producer

9. A symbiotic relationship that benefits one organism and harms the other organism.

• parasitism
• commensalism
• mutualism
• happyism

10. A symbiotic relationship that benefits one organism & the other organism is not helped or harmed.

• rumorism
• parasitism
• commensalism
• mutualism