Question

Short / Long Answer Type Questions :
What is a food chain How does the study of food chains man area or habitat help us Give an example of a four-step food chain operating in a large, lake

Answer 1

A food chain is a linear sequence of organisms through which nutrients and energy pass as one organism eats another.

They have important roles to play within an ecosystem such as balancing the food chain by keeping animal populations at a reasonable number. Without proper balance, an ecosystem can collapse.