Question # 1

The that is needed to initiate chemical reaction that energy is called ................... . energy.

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Kinetic

Potential

Activation

None

An enzyme, which breaks down starch is:

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Protease

Amylase

Tripsn

Lipase

Which one of the following convert lipids to fatty acids?

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Protease

Lipase

Both

None

Coenzymes are small ................. molecules.

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Organic

Inorganic

Both

None

Optimum temperature for enzymes of human body is:

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86°C

37°C

38°C

39°C

Lock and key model was proposed by:

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Emil Fischer

Melcher

Koshland

Saugeo

Beriberi can be produced by the lack of ......... .

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Vitamin A

Vitamin B

Vitamin BI

Vitamin C

which enzyme converts lipids into fatty acid and glycerol?

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Lipase

Amylase

Pepsin

Trypsin

Enzymes are made up of ............. .

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protein

Carbohydrates

Lipids

Triglyceride

Activation energy is required to:

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Activation enzyme

Start a reaction

Speed up a reaction

None

To what category of molecules do enzymes belong?

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Carbohydrates

Lipids

Nucleic acids

Proteins

The molecule that fits the active sites that is called:

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Substrate

Enzyme

Catalyst

All

Which enzyme works in stomach?

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Lipase

Trypsin

Pepsin

Amylase

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9th Class Biology Chapter 6 Enzymes English Medium KPK Boards Online Mcqs MCQs With Answers

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