E-PolyLearning

41. In ecosystem, Secondary consumers are
a. plants
b. herbivores
c. carnivores
d. omnivores
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Answer: (c).carnivores

42. Interaction of living things and non-living things is known as
a. ecological niche
b. ecological community
c. ecosystem
d. ecology
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Answer: (c).ecosystem

43. An ecosystem does not need
a. solar energy
b. materials from the outside
c. chemical energy
d. food energy
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Answer: (a).solar energy

44. Interaction and interdependence of plants and animals in a certain place is known as
a. ecological niche
b. ecological community
c. ecological habitat
d. ecological niche and community
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Answer: (d).ecological niche and community

45. Fungi and bacteria act as
a. primary consumers
b. secondary consumers
c. decomposers
d. detritivores
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Answer: (c).decomposers