Question

characteristics of food chain

Answer 1

involves a nutritive interaction between the biotic components of an ecosystem. b) the plants and animals which depend successively on one another form the limbs of a food chain. c) there is unidirectional flow of energy from sun to producers and then to a series of consumers of various types.involves a nutritive interaction between the biotic components of an ecosystem. b) the plants and animals which depend successively on one another form the limbs of a food chain. c) there is unidirectional flow of energy from sun to producers and then to a series of consumers of various types.

Answer 2

1)unidirectional
2)helps in understanding the food relationship and interaction among various organisms in ecosystem.
3)helps to understand the movement of toxic substance and the problem of their biological magnification.

Hope it is helpful