Ch 2 Test-Interaction of living things

1. An organisms that breaks down dead and decaying matter

A) omnivore
B) decomposer
C) herbivore
D) predator

2. An animal that eats only plants for food

A) herbivore
B) vegivore
C) carnivore
D) omnivore

3. An animal that eats both plants and animals

A) decomposer
B) omnivore
C) hungry
D) carnivore

4. An organism that eats only meat for food

A) producer
B) omnivore
C) herbivore
D) carnivore

5. Many food chains that are linked together are called a ________________.

A) food web
B) food circles
C) food link
D) food string

6. Which of the following is a producer?

A) fish
B) cricket
C) plant
D) spider

7. An example of an omnivore would be a ___________________.

A) praying mantis
B) cat
C) bear
D) wolf

8. The animal that is hunted by its predator

A) producer
B) consumer
C) predator
D) prey

9. An example of an herbivore would be a ______________.

A) worm
B) spider
C) lion
D) rabbit

10. An example of a decomposer would be a ____________________.

A) a person
B) a tree
C) a bird
D) worm

11. The living parts in an ecosystem are called

A) abiotic factors
B) biotic factors
C) fossils
D) ecology

12. The direction an arrow faces in a food chain points to who is ___________________.

A) doing the eating
B) eats meat
C) getting eaten
D) eats plants

13. The nonliving parts in an ecosystem are called

A) ecology
B) abiotic factors
C) biotic factors
D) producers

14. Carnivore that hunts for its food

A) predator
B) producer
C) consumer
D) prey

15. Organisms that make their own food for energy are called

A) herbivores
B) carnivores
C) producers
D) consumers

16. Organisms that cannot make their own food and get energy from other organisms are called

A) producers
B) consumers
C) plants
D) vegivores

17. The straight path in which energy is passed from the sun, to producer, to consumers is called a

A) food highway
B) food line
C) food chain
D) food web

18. The living and nonliving factors in an environment and all their interactions

A) food web
B) ecosystem
C) community
D) ecology

19. An important abiotic factor that means the typical weather pattern in an environment

A) heat
B) climate
C) weather
D) temperature

20. All the members of a species that live in an ecosystem

A) community
B) population
C) kingdom
D) species

21. All of the populations in an ecosystem

A) population
B) habitat
C) community
D) kingdom

22. The home of an organism within an ecosystem

A) house
B) habitat
C) community
D) pond

23. Which type of organisms are best able to recycle nutrients back into the ecosystem?

A) scavengers
B) decomposers
C) predators
D) producers

24. Producers are found at the bottom of the pyramid because producers

A) provide energy for consumers
B) have less mass than consumers
C) have fewer species than consumers
D) depend on consumers

25. Which statement describes the role of bacteria and fungi?

A) The decompose organic matter in the soil
B) They increase water access and flow and help aerate the soil
C) They hold soil in place during high winds
D) They grow within cracks of rocks, breaking the rock into small pieces

26. What would happen if the frogs were suddenly removed from this food chain? clover-grasshopper-frog-snake-owl

A) The snake population would begin feeding on grasshoppers
B) The grasshopper population would increase
C) The clover population would be unaffected
D) The owl population would increase

27. How do producers get energy?

A) eating other animals
B) breaking down organisms through decay
C) using the sun to make food
D) eating plants and seeds

28. In one area, a large source of prey for eagles is rabbits. If the number of rabbits suddenly decreases, what effect will it most likely have on the eagles?

A) Their numbers will decrease
B) Their numbers will increase
C) They will adapt new behaviors

29. Which of the following is a first level, or primary consumer?

A) fox
B) coyote
C) acorn tree
D) squirrel

30. Which organisms make energy available to all other organisms in a food chain?

A) consumers
B) decomposers
C) scavengers
D) producers

31. Populations, community, biosphere, organism, and ecosystem are all terms that are related to the environment. Choose the set that has the terms arranged in order from simplest to most complex

A) organism, community, population, ecosystem, biosphere
B) organism, population, community, ecosystem, biosphere
C) organism, population, community, biosphere, ecosystem
D) biosphere, ecosystem, community, population, organism

32. Which of the following correctly describes the transfer of energy in an ecosystem

A) Energy is transferred from producers to the sun
B) Energy is transferred from the sun to decomposers
C) Energy is transferred from consumers to producers
D) Energy is transferred from producers to consumers

33. Nature's recyclers are

A) producers
B) decomposers
C) predators
D) omnivores

34. Which of the following is the correct classification of the organisms in the food web

A) zebra-consumer; hyena-consumer; beetle-decomposer
B) zebra-consumer;hyena-consumer;beetle-consumer
C) zebra-producer; hyena - producer; beetle-consumer
D) zebra-producer;hyena-producer; beetle-decomposer

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