Question

Mention any 3 significance of a food chain

Answer 1

hay everybody , here is your answer 1). it enables recycling of resources via decomposition.2).Energy is transferred from one tropic to another. 3).there is repeated eating in which each group eats the smaller one and is eaten by the larger one. 

Answer 2

hey name14!
:)
here is ur answer!
A food chain describes how energy and nutrients move through an ecosystem. At the basic level there are plants that produce the energy, then it moves up to higher-level organisms.its significances:

1.Food chain helps in studying feeding relationships between organisms.2.Food chain also helps us to know how much energy we gain by consuming which food.3.Food chain helps us to know energy flow from one trophic level to another trophic level.

hope it helps:P)