MCQ Questions Class 11 Biology Biomolecules with Answers

CBSE Class 11 Chemistry Chapter 9 Biology Biomolecules Multiple Choice Questions with Answers. MCQ Questions Class 11 Biology Biomolecules with Answers was Prepared Based on Latest Exam Pattern. Students can solve NCERT Class 11 Biology Biomolecules MCQs with Answers to know their preparation level.

Students who are searching for NCERT MCQ Questions for Class 11 Biology Biomolecules with Answers are compiled here to get good practice on all fundamentals. Know your preparation level on MCQ Questions for Class 11 Biology with Answers. You can also verify your answers from our provided MCQ Class 11 Biology Biomolecules with Answers. So, ace up your preparation with MCQ of Chapter 9 Biology Objective Questions.

MCQ Questions Class 11 Biology Biomolecules with Answers - Set - 5

Biology

MCQ Class - 11 Biology Biomolecules - Set-5

Biomolecules

1 / 10

1. Which of the following is not a polysaccharide?

A. Lactose

B. Starch

C. Glycogen

D. Dextrin

2 / 10

2. Which of the following is not a pyrimidine?

A. Uracil

B. Cytosine

C. Guanine

D. Thymine

3 / 10

3. An example of competitive inhibition of an enzyme is the inhibition of

A. succinic dehydrogenase by malonic acid

B. cytochrome oxidase by cyanide

C. hexokinase by glucose-6-phosphate

D. carbonic anhydrase by carbon dioxide

4 / 10

4. Enzymes increase the rate of reaction by

A. lowering activation energy

B. increasing activation energy

C. increasing temperature and pH

D. decreasing temperature and pH

5 / 10

5. Assertion: Arachidic acid is an unsaturated fatty acid.
Reason: There are one or more double bonds between carbon atoms in unsaturated fatty acids.

A. (a) Both Assertion and Reason are true and Reason is the correct explanation of the Assertion

B. Both Assertion and Reason are true but the Reason is not the correct explanations of Assertion.

C. Assertion is true, but Reason is false.

D. Both Assertion and Reason are false

6 / 10

6. Which of the following statements regarding enzyme inhibition is correct?

A. (a) Competitive inhibition is seen when a substrate competes with an enzyme for binding to an inhibitor protein

B. Non-competitive inhibitors often bind to the enzyme irreversibly

C. Competitive inhibition is seen when the substrate and the inhibitor compete for the active site on the enzyme

D. Non-competitive inhibition of an enzyme can be overcome by adding large amount of substrate

7 / 10

7. Which of the following influence feedback inhibition of enzyme?

A. End product

B. External factors

C. Enzyme

D. Substrate

8 / 10

8. Hydrolysis of starch occurs with the help of

A. Peptidase

B. Amylase

C. Sucrose

D. Lipase

9 / 10

9. Insulin is made up of _______ and _______.

A. glucose and fructose

B. glucose and fructose

C. fructose and mannose

D. mannose and glucose

10 / 10

10. Feedback inhibition of enzymes is affected by which of the following

A. enzyme

B. substrate

C. end products

D. intermediate end products

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MCQ Questions Class 11 Biology Biomolecules with Answers - Set - 5

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