Question

A fertile agricultural soil appears deep coloured
at the surface as compared to soil one metre
down. The reason for colour of top soil is
(a) more moisture
(b) rich in organic matter
(c) rich in iron, calcium and magnesium
(d) recent formation

Answer 1

$\huge\bold\red{Hey!}$

The reason for colour of top soil is Rich in organic matter.

Answer 2

Explanation:

The reason for colour of top soil is Rich in organic matter.

hope this helps you❤