Question

Soil conservation is related with mainly conserving:
a. Top soil
b. Sub-soil
c. Microbes in soil
d. Parent rock​

Answer 1

Answer:

top soil

Explanation:

because soil erosion occurs in the top soil

Answer 2

Answer:

A top soil..

Explanation:

this is because we have most precious our top soil..

because every thing is based on top soil., even your food which comes from plant , which are grown on top soils..

and also top soils are full of minerals etc...

hope this will help..

plz mark as brainliest.. please