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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) omnivore
C) vegivore
D) carnivore
  • 3. An animal that eats both plants and animals
A) omnivore
B) hungry
C) decomposer
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 string
B) food link
C) food web
D) food circles
  • 6. Which of the following is a producer?
A) plant
B) fish
C) spider
D) cricket
  • 7. An example of an omnivore would be a ___________________.
A) wolf
B) cat
C) bear
D) praying mantis
  • 8. The animal that is hunted by its predator
A) consumer
B) prey
C) producer
D) predator
  • 9. An example of an herbivore would be a ______________.
A) lion
B) worm
C) spider
D) rabbit
  • 10. An example of a decomposer would be a ____________________.
A) a tree
B) a person
C) a bird
D) worm
  • 11. The living parts in an ecosystem are called
A) ecology
B) biotic factors
C) abiotic factors
D) fossils
  • 12. The direction an arrow faces in a food chain points to who is ___________________.
A) doing the eating
B) eats plants
C) eats meat
D) getting eaten
  • 13. The nonliving parts in an ecosystem are called
A) producers
B) biotic factors
C) ecology
D) abiotic factors
  • 14. Carnivore that hunts for its food
A) producer
B) predator
C) consumer
D) prey
  • 15. Organisms that make their own food for energy are called
A) herbivores
B) consumers
C) carnivores
D) producers
  • 16. Organisms that cannot make their own food and get energy from other organisms are called
A) plants
B) vegivores
C) consumers
D) producers
  • 17. The straight path in which energy is passed from the sun, to producer, to consumers is called a
A) food web
B) food line
C) food chain
D) food highway
  • 18. The living and nonliving factors in an environment and all their interactions
A) ecosystem
B) ecology
C) food web
D) community
  • 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) kingdom
B) population
C) species
D) community
  • 21. All of the populations in an ecosystem
A) population
B) kingdom
C) habitat
D) community
  • 22. The home of an organism within an ecosystem
A) pond
B) community
C) house
D) habitat
  • 23. Which type of organisms are best able to recycle nutrients back into the ecosystem?
A) decomposers
B) producers
C) predators
D) scavengers
  • 24. Producers are found at the bottom of the pyramid because producers
A) provide energy for consumers
B) have less mass than consumers
C) depend on consumers
D) have fewer species than consumers
  • 25. Which statement describes the role of bacteria and fungi?
A) They increase water access and flow and help aerate the soil
B) They hold soil in place during high winds
C) They grow within cracks of rocks, breaking the rock into small pieces
D) The decompose organic matter in the soil
  • 26. What would happen if the frogs were suddenly removed from this food chain? clover-grasshopper-frog-snake-owl
A) The owl population would increase
B) The clover population would be unaffected
C) The grasshopper population would increase
D) The snake population would begin feeding on grasshoppers
  • 27. How do producers get energy?
A) using the sun to make food
B) eating other animals
C) breaking down organisms through decay
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) They will adapt new behaviors
C) Their numbers will increase
  • 29. Which of the following is a first level, or primary consumer?
A) squirrel
B) coyote
C) fox
D) acorn tree
  • 30. Which organisms make energy available to all other organisms in a food chain?
A) scavengers
B) consumers
C) decomposers
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, population, community, ecosystem, biosphere
B) organism, community, population, 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 consumers
B) Energy is transferred from consumers to producers
C) Energy is transferred from the sun to decomposers
D) Energy is transferred from producers to the sun
  • 33. Nature's recyclers are
A) decomposers
B) producers
C) predators
D) omnivores
  • 34. Which of the following is the correct classification of the organisms in the food web
A) zebra-producer; hyena - producer; beetle-consumer
B) zebra-consumer;hyena-consumer;beetle-consumer
C) zebra-producer;hyena-producer; beetle-decomposer
D) zebra-consumer; hyena-consumer; beetle-decomposer
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