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9th Class Biology Chapter 6 Enzymes English Medium KPK Boards Online Mcqs MCQs With Answers
Question # 1
metabolism is the some of the ................. proesses.
Choose an answer
Chemical
Physical
Both
None
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Question # 2
There are about ............. to ........ enzymes in cell.
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1000-2000
1000-2050
2000-6000
2000-3000
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Question # 3
which enzyme converts lipids into fatty acid and glycerol?
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Lipase
Amylase
Pepsin
Trypsin
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Question # 4
Lock and key model was proposed by:
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Emil Fischer
Melcher
Koshland
Saugeo
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Question # 5
Which of the following characters is not true about enzymes?
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Globular in shape
Non-specific
Protein in nature
Highly reactive
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Question # 6
Induced Fit model was proposed by:
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Emil Fischer
Melcher
Koshland
Saugeo
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Question # 7
An enzyme, which breaks down starch is:
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Protease
Amylase
Tripsn
Lipase
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Question # 8
Trypsin works at the PH of:
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2
4
8
6
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Question # 9
The substance on which an enzyme act is called:
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Cofactor
Inhabitor
Coenzyme
Substrate
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Question # 10
Metabolism is of ............... types.
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1
2
3
4
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Question # 11
Anabolism constitute ................ processes.
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Construction
Destruction
Both a & b
None
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Question # 12
Almost all enzymes are:
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Carbohydrates
Fatty acids
Proteins
Vitamins
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