Question

in the absence of microbial the earth would become a heap of Dead plant and animals justify this statement

Answer 1

When there would be no micro-organisms on the earth, the earth would become a heap of dead plants and animals. This is because micro-organisms decompose dead bodies of plants and animals. They replenish nutrients which are present in the ground. This helps plants' to get required nutrients. This in turn, gives higher yield. People get food from the edible materials produced by the plants