Biogas contain . . . . . . . . % of N.

A. 60

B. 25

C. 5 - 10

D. 4 - 5

Answer: Option D

Solution(By Examveda Team)

Biogas is a mixture of gases, consisting of methane, carbon dioxide and hydrogen sulphide. The raw materials used for the formation of this gas are agricultural waste, manure, municipal waste, plant material, sewage, green waste and food waste.
Biogas is a renewable source of energy and it contains 4 - 5% of Nitrogen.