A. Carbon
B. Nitrogen
C. Hydrogen
D. Ammonia
Related Mcqs:
- Stanley Miller in his classical experiment on formation of amino acids passed an electric discharge in the mixture of:
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- Biogas is composed of __________?
- The fastest moving gas molecules are those of
- Miller synthesized simple amino acids from:
- According to most accepted theories, the atmosphere of earth before origin of life consisted of a mixture of:
- In electrolus refrigerator
- In a volume of air near the earth’s surface, _____________ occupies 78 percent and ____________ nearly 21 percent.
- The ultimate analysis of coal gives
