The first link in any food chain is always green plants, because
  • 1

    they are widely distributed

  • 2

    they are firmly fixed on soil

  • 3

    they fix atmospheric CO2 in presence of sunlight

  • 4

    they have roots

Answer:- 3
Explanation:-

Every food chain has always green plants in its first order or place.Every plants fix atmospheric CO 2 in presence of sunlight for the growth and release of energy.

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