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Chemistry

Chemistry
The acid present in red ants is

Formic acid
Acetic acid
Caproic acid
Butyric acid

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Chemistry
Calcium salts used as fertilizer is :

Calcium Carbide
Calcium Cyanide
Calcium Carbonate
Calcium Sulphate

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Chemistry
Ozone layer of atmosphere absorbs:

Ultraviolet rays
Cosmic rays.
All radiations of Light
Infra-red rays

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Chemistry
Among the following, carbonate ore of Zinc is

Zincite
Zincblende
Calamine
Sphalerite

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Chemistry
Which of the following is used as anesthetic ?

NO
NO2
NH3
N2O

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Chemistry
Which of the following is not present in RNA

Ribose
Phosphate
Thymine
Uracil

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