2. Which one of the following has the largest population in a food chain?
(a) Producers
(b) Primary consumers
(c) Secondary consumers
(d) Decomposers
(d) Decomposers
Decomposers are microorganisms including fungi and bacteria. These break down the remains of dead plants and animals. Decomposers form the largest community of organisms in a food chain.
Decomposers are microbes including bacteria and fungi. So the correct answer is option D, because microbes are invisible and they are in high quantity to decompose any dead particle.
Thank you.