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Chemistry

Chemistry
A polymeric substance used to make parachute is

Cotton
Rayon
Terylene
Viscose

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Chemistry
Percentage of carbon in steel ranges from

4.0 to 6.0
1.5 to 3.0
3.0 to 4.0
0.1 to 1.5

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Chemistry
Denatured spirit is ethanol mixed with

Pyridine
Petrol
Water
Kerosene

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Chemistry
The number of hydrogen bonds between guanine and cytosine in DNA is

1
3
2
4

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Chemistry
The first organic compound synthesised in the laboratory was

Urea
Uric acid
Lactic acid
Glucose

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Chemistry
The main chemical constituent of the oil of cardamom which is responsible for flavour of this oil is

geraniol
cineole
engenol
limonene

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MORE MCQ ON Chemistry

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