True False[1 Marks ]

Question 11 Mark

Many compounds like alkaloids, flavonoids, rubber, volatile oils, antibiotics, coloured pigments, perfumes, gums are secondary metabolites.

Answer

true

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Question 21 Mark

Cellulose is a polymer polysaccharide.

Answer

true

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Question 31 Mark

No metabolic transformation in a living system takes place without a catalyst.

Answer

true

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Question 41 Mark

When glucose is broken down into lactic acid in skeletal muscles, energy is not released.

Answer

false

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Question 51 Mark

The active site of an enzyme is the crack or pocket in which the substrate comes and settles.

Answer

true

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Question 61 Mark

Enzymes help in easy transformation of substrate to product by reducing the energy barrier.

Answer

true

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Question 71 Mark

Pyruvic acid is produced in our skeletal muscles under anoxic conditions.

Answer

false

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Question 81 Mark

The difference in average energy between the substrate and the transition state is called activation energy.

Answer

true

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Question 91 Mark

Enzymes generally do not work in a small range of temperature and pH.

Answer

false

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Question 101 Mark

Ligase enzymes catalyse the joining of two compounds.

Answer

true

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BIOLOGY True False[1 Marks ]

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