[" Answer in one word."],[" 1.Different layers of soil "]

Different Layer Of Soil

Answer one word What is Slag ?

Answer one word What is Gangue ?

State one difference between layer and broiler.

Destruction of layer of soil is called:

Which of the following statements is correct? 1.. Soil containg sand and Crop rotation protects soil fertility. 2. Clay soil can't hold water for a long time. 3.Upper layers of soil are made of rocks.