B) food web
C) Food chain
D) ecological niche
Correct Answer: C
Solution :[c] The chain of organisms, existing in any natural community through which energy is transferred is called food chain. Each link in the food chain, feeds on and obtains energy from the one preceding it and in turn is eaten by and provides energy to the one following it. Thus a plant being eaten by herbivore, in turn, is eaten by carnivore makes food chain.
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