The vast resources of unutilised natural gas can be used in the production of
A. Graphite
B. Synthetic petroleum
C. Fertilisers
D. Carbide
Answer: Option C
A. Graphite
B. Synthetic petroleum
C. Fertilisers
D. Carbide
Answer: Option C
The tree which sends down roots from its branches to the soil is known as:
A. Oak
B. Pine
C. Banyan
D. Palm
Brass gets discoloured in air because of the presence of which of the following gases in air?
A. Oxygen
B. Hydrogen Sulphide
C. Carbon dioxide
D. Nitrogen
Which of the following is a non metal that remains liquid at room temperature?
A. Phosphorous
B. Bromine
C. Chlorine
D. Helium
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