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Chemical Process

Chemical Process
Gelatine which is a nitrogenous organic protein is obtained by the hydrolysis of

Carbohydrate
Callagen
Tannin
Molasses

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Chemical Process
Glycerine is not used in the

Manufacture of pharmaceuticals
Conditioning and humidification of tobacco
Manufacture of explosive
None of these

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Chemical Process
Sulphur removal by heating of pyrite ore in presence of air is called its

Calcination
Roasting
Reduction
Smelting

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Chemical Process
The enzyme which converts starch into the disacharides maltose is

Maltase
None of these
Yeast
Diastase

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Chemical Process
Setting of plaster of paris is accompanied with

Hydrolysis
Dehydration
Loss of CO₂
Hydration

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Chemical Process
The most commonly used substance to speed up the sedimentation of sewage is

Sulphuric acid
Sodium bisulphite
Lime
Chlorine

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