Question
Biology Question on soil as reservoir of essential elements
In which soil layer microbial activity is high ?
A
O-horizon
B
A-horizon
C
B-horizon
D
C-horizon
Answer
A-horizon
Explanation
Solution
The correct option is (B): A-horizon
In which soil layer microbial activity is high ?
O-horizon
A-horizon
B-horizon
C-horizon
A-horizon
The correct option is (B): A-horizon