Question

1. Ploughing of land before summer helps to retain moisture in the soil.
Name the scientific principle helps to explain this.
Explain this on the basis of the principle identified by you.

Answer 1

hey mate...

here is your answer...

Ploughing of land before summer help to retain moisture in the soil because ploughing improve the air circulation of soil it enhances the water retaining capacity of soil this helps land to retain its moisture.

So, the moisture from inside of the soil reaches the surface and evaporates. But, if the fields are ploughed, the capillaries will break and the water will not rise to surface and remains preserved in the soil.

hope it helps...