Food Chain

Distinguish between (a) Grazing food chain and detritus food chain (b) Production and decomposition (c) Upright and inverted pyramid (d) Food chain and Food web (e) Litter and detritus (f) Primary and secondary productivity .

[A] : A food chain is a group of organism in which there is a transfer of food energy therough a series of repeated eating and being eaten. [R] : Interlocking pattern of several food chains is know as food chains is known as food web .