Q. Enzymes are organic catalysts used in the __________ reactions.

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Q. Linde process of gas liquefaction employs

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Q. Cellulose content of bamboo and ideal fibrous raw material for the manufacture of paper is __________ percent.

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Q. Ore concentration by froth floatation utilises the __________ of ore particles.

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Q. The main use of activated carbon in water treatment is to control

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Q. The most commonly used substance to speed up the sedimentation of sewage is

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Q. Sucrose is a

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Q. Which of the following is not an insecticide?

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Q. Shrinkage volume in cement setting does not depend upon the

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Q. Bisphenol A is produced by the condensation of acetone with

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Q. In Kraft process of paper manufacture, white cooking liquor consists of caustic soda

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Q. Presence of carbonaceous matter in the sewage

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Q. Starting material for the production of styrene butadiene rubber (SBR) is

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Q. Which one of the following is not an elastomer ?

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Q. Which of the following processes can remove both temporary as well as permanent hardness of water ?

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Q. Dacron is a

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Q. Rancidity of the fatty oil can be reduced by its

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Q. Fatty material used in soap making is

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Q. __________ glass is used for the manufacture of optical glass.

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Q. Favourable conditions for the liquefaction of gases in general are

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