Question

Mention the main characteristics of food chain and food web.

Answer 1

Some Main Characteristics of Food Chain and Food Web are:

Food Chain-

• It exists in a straight progressive line.

• There is a nutritive interaction found in between the living organism of an ecosystem.

• The flow of energy is unidirectional in the food chain.

• Any food chain will have from a minimum of three to a maximum of five tropical levels.

Food Web-

• It exists at the time when there is a number of interconnected food chains through which energy travels in an ecosystem.

• There is found that the members of higher trophic level feed upon many organism of lower trophic level in usual manner.
• The existence of complex food webs amplifies the stability of the ecosystem.

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