Q.

Which is correct food chain?

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a

Phytoplankton - fishes - Zooplankton 

b

Fishes - Zooplankton - Phytoplankton 

c

Phytoplankton - Zooplankton - fishes

d

Zooplankton - Phytoplankton - Fishes

answer is C.

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Detailed Solution

  • A biological system comprises of living and nonliving components. 
  • In lake biological system, phytoplankton are essential makers (producers) which plan their claim nourishment. 
  • These are eaten by zooplankton which is again eaten others like fishes.
  • Thus, phytoplankton could be a component of lake biological system show at the primary trophic level. 
  • Zooplankton possesses the next trophic level. 
  • Fishes involve the third trophic level in a nourishment chain.

Hence, the correct answer is option C.

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