Bio gas generation is mainly based on the principle of
A. Fermentation
B. Biodegradation
C. Purification
D. Sedimentation
Answer: Option B
Solution(By Examveda Team)
Biogas generation is mainly based on the principle of biodegradation. Biogas is a type of gas which is produced from the decomposition of any biodegradable waste by various bacteria. It results the formation of methane.This Question Belongs to General Knowledge >> Environmental Science
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What is the cause of the Exxon Valdez?
A. Oil Tanker which sank in 1989 along the coast of Alaska and marine life seriously affected.
B. a plane which crashed and caused death of human life
C. a ship which wrecked on the coast of India
D. none of these.
A. A much higher temperature than -10o C
B. A much lower temperature than -10o C
C. A temperature of -10o C
D. A temperature of -30o C
Infrared and visible satellite images might provide:
A. A way of determining cloud thickness and altitude.
B. A way of distinguishing between wet and dry clouds.
C. A way of identifying clouds suitable for cloud seeding.
D. A way of distinguishing between "new" and "old" clouds.
Biogas generation is based on principle of Biodegradation.Not fermentation.