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Chapter 3 - Enzymes - Part 5

Chapter 3 - Enzymes - Part 5


Biology Class 11
1. An Inhibitor is a chemical substance which can react with an enzyme but is not changed into simple products.

a. False
b. True
2. Enzymes are never dissolved in the cytoplasm of a living cell.

a. False
b. True
3. Enzymes can also act in a series of chemical reactions to complete the metabolic path way.

a. True
b. False
4. The enzymes are never sensitive to minor changes in pH.

a. True
b. False
Biology Class 11
5. The enzyme primarily lower the activation energy of reactions.

a. True
b. False
6. Enzymes are composed of hundreds of glucose molecules.

a. True
b. False
7. The enzymes are never denatured even if their globular structure is lost by the violent vibrations.

a. False
b. True
Biology Class 11
8. Extreme changes in pH break the bonds of enzymes and hence make them inactive.

a. False
b. True
9. Reversible and irreversible forms are the 2 major types of inhibitor substances.
a. True
b. False
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