E-PolyLearning

51. In an ecological community, change in one member
a. affects other population of the community
b. does not affect other populations
c. affects other ecosystems
d. affects other communities
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Answer: (a).affects other population of the community

52. In ecology ,ecological niche refers to
a. how an organism fits in the environment only
b. how an organism depends on various organisms only
c. how an organism adapts a new environment.
d. how an organism fits in the environment and depends on various organisms
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Answer: (d).how an organism fits in the environment and depends on various organisms

53. In ecosystem , primary consumers are
a. plants
b. herbivores
c. carnivores
d. cat family
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Answer: (b).herbivores

54. Simplest form of nutrients are
a. organic compounds
b. inorganic nutrients
c. organic nutrients
d. organic macromolecules
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Answer: (b).inorganic nutrients

55. Group of organisms of the same species living undefined are/is called
a. population
b. community
c. kingdom
d. phylum
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Answer: (a).population