Question

Rotating crops and using fertilizer replenish the soil with which essential element required for all living things

Answer 1

Rotating crops and using fertilizer replenish the soil with nitrogen, an essential element for all living things.

Answer 2

Answer: Nitrogen Fixation

Explanation:

Crop rotation helps to replenish the nitrogen that is lost from the soil because of planting same type of crops every season.

The crops must be rotated in order to maintain the fertility of the soil.Nitrogen is also of the most essential element which is required by the all the living components.

The organic matter in soil contains 95% of nitrogen and this contributes in soil fertility. So, crop rotation is important for element nitrogen in soil.