Social Sciences, asked by Avirajj4213, 1 year ago

Which of the following adds/add nitrogen to the soil?
1. Excretion of urea by animals
2. Burning of coal by man
3. Death of vegetation
Select the correct answer using the codes given below.
A) 1 only
B) 2 and 3 only
C) 1 and 3 only
D) 1, 2 and 3

Answers

Answered by Anonymous

1

b
hope it helps.....

Answered by Anonymous

2

heya!!!

The answer is b part.

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