What is food chain How does the study of food chain in an area or habitat help us Give an example of four-step food chain operating in a large lake

Answers

Question :

What is food chain ? How does the study of food chain in an area or habitat help us ? Give an example of four-step food chain operating in a large lake.
Submitted on 19/2/2024 | Answered by Vandana Rana

Answer :

Food chain is the sequence of different organisms through which energy in the form of food is transmitted in different trophic levels.

The study of food chains helps us to understand

(i) The energy transfer through organism.

(ii) Ecological balance in a habitat,

(iii) Harmful human activities and disruption in ecological balance.
An example of food chain in a lake :

Phytoplankton → Zooplankton → Small fish →Large fish