Practice Question and Answer
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Q: Which among the following is false about natural rubber?
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6389bb3dc878936066e74a7b- 1It is an elastomerfalse
- 2It is a monomer of cis-isoprenefalse
- 3Natural rubber is a polymer of chlororprenetrue
- 4It is heated with sulphur compounds to improve its propertiesfalse
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Answer : 3. "Natural rubber is a polymer of chlororprene"
Q: Deficiency of which one of the following causes xeroph thalmia
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6389ba5aa528960cccf484b7- 1Vitamin B3false
- 2Vitamin B12false
- 3Vitamin Atrue
- 4Vitamin Cfalse
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Answer : 3. "Vitamin A"
Q: Which fibre is used for making bristles of brushes.
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6389b84734f83f147273cfcb- 1Kevlarfalse
- 2Nylon-66true
- 3Terylenefalse
- 4Lexanfalse
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Answer : 2. "Nylon-66"
Q: What is the full form of PVC?
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6389b74ec878936066e6f4c8- 1Phosphonyl vinyl Carbonatefalse
- 2Polyvinyl S Carbonatefalse
- 3Polyvinyl Carbonatefalse
- 4Polyvinyl Chloridetrue
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Answer : 4. "Polyvinyl Chloride"
Q: ______fibre is used in making bullet proof vests.
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6389b606c878936066e6e499- 1Nylon-66false
- 2Terylenefalse
- 3Kevlartrue
- 4Lexanfalse
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Answer : 3. "Kevlar"
Q: What is the bond between two amino acids in a protein called?
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6389b6699ebad6607b7f07fe- 1Ester bondfalse
- 2Glycosidic bondfalse
- 3Peptide bondtrue
- 4Phosphodiester bondfalse
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Answer : 3. "Peptide bond"
Q: Deficiency of which vitamin results in inflammation of skin and eczema along with diarrhoea?
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6389b4b5a528960cccf43e74- 1Ascorbic acidfalse
- 2Folic acidfalse
- 3Nicotinic acidtrue
- 4Pantothnic acidfalse
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Answer : 3. "Nicotinic acid"
Q: Which one of the following was not a French settlement in India?
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6389ac069ebad6607b7e6994- 1Puducherryfalse
- 2Mahefalse
- 3Goatrue
- 4Chandarnagarfalse
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Answer : 3. "Goa"
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