Question

mention any three significance of food chain

Answer 1

Food chains describe the feeding relationship between the organisms of an ecosystem. The flow of energy from one species to another at various biotic levels forms a food chain. 
*Food chain helps in studying feeding relationships between organisms.
*Food chain also helps us to know how much energy we gain by consuming which food.
*Food chain helps us to know energy flow from one trophic level to another trophic level.

Answer 2

(1)It is responsible for transfer of energy from one trophic level to another
(2)A natural method of population control due to different nutritional habits
(3)It enables recycling of resources via decomposition
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