Question

What are the food chains, food webs and ecological pyramids?

Answer 1

Food chains: It is a linear link of links in a food web starting from trees which use sunlight for their food and ends on top predators like lions.

Food web: It is an interconnected graphical representation of who-eats-who in an ecological community.

Ecological pyramids: It is a graphical representation to show the biomass or bio productivity at each trophic level in a given ecosystem.

Answer 2

A food web is the natural interconnection of food chains and a graphical representation of what-eats-what in an ecological community. Another name for food web is consumer-resource system.