MDCAT Chemistry Chapter 20 online mcq test with answers for chapter 20 (Macromolecules)

he MDCAT Chemistry Chapter 20 MCQ Test with Answers for Macromolecules is an excellent resource for students preparing for the Medical and Dental College Admission Test. This chapter focuses on important macromolecules such as carbohydrates, proteins, lipids, and nucleic acids. Practicing these MCQs helps students understand key concepts, chemical structures, and biological roles of macromolecules. With detailed answers and explanations, this test improves problem-solving skills and boosts confidence for the MDCAT Chemistry exam.

By attempting the MDCAT Chemistry Chapter 20 Macromolecules MCQ Test with Answers , students can identify their strengths and weaknesses in this topic. The test covers frequently asked questions that match the latest MDCAT syllabus and exam pattern. It is designed to help learners revise quickly and retain important facts about biomolecules and their functions. Regular practice of these MCQs ensures better preparation, higher accuracy, and improved performance in the MDCAT Chemistry section.

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MCAT Chemistry Chapter 20 Important MCQ's

Sr.#	Question	Answer
1	Polysaccharides are also called	A. Crystals B. Sugars C. Liquids D. Non Sugars
2	Which of the following is a molecular formula of vinyl acetate	A. C₄H₆O₂ B. C₂H₄O₂ C. C₄H₆O₃ D. None of these
3	Fumaric acid converted into malic acid in the presence of	A. Lyases B. Glyceomutases C. Fumarase D. Hydrolases
4	When equal proportion of DH3_ l and C2H5 ___ l are treated with Na metal in preasence4 of dry ether, the number of possible hydrocarbons obtained will be:	A. 5 B. 4 C. 3 D. 2
5	The molecular mass of a polymer is obtained by multiplying mass of the monomer unit the degree of polymerization. The degree of polymerization of PVC is 1000. What is molecular mass	A. 65000 B. 63000 C. 62000 D. 60000
6	Activity of the enzyme is reduced by	A. temperature B. concentration C. pH D. inhibitors
7	Which of the following is incorrect for glucose & sucrose	A. Both are water solube B. Natural polymers C. Source of energy D. Carbohydrate in nature
8	Enzymes catalyse all biological reactions occuring in the cell. What is true about an enzyme?	A. Enzyme is a small molecule B. Enzyme is acidic in nature C. Enzyme is a protein D. Enzyme is a lipid
9	The optimum pH value for the enzyme pepsin is	A. 10 B. 1.4 C. 8 D. 6
10	A complete food contains at least	A. Three nutrients B. Ten nutrients C. Six nutrients D. Ten nutrients

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MDCAT Chemistry Chapter 20 MCQ Test With Answer for (Macromolecules)

MCQ's Test For MDCAT Chemistry Chapter 20 Macromolecules MCQ's Test

MDCAT Chemistry Chapter 20 Macromolecules MCQ's Test

The word polymer is derived from words poly mean many and mer means unit.

The pH range of acid rain is:

Which one of the following substances is a synthetic polyester?

Glucose and gulose are ____ for each other

The main source of natural fibre is

A sing chlorine free radical can destroy how many ozone molecules:

Protein may have

Which factor is helping to reduce the environmental pollution:

Plastics are a pollution problem because many plastics:

Polysaccharides are

The fibre which is made from acrylonitrile as monomer:

Polumerization process was classified by

Dichlorodifluoromethane, CC/2F2 has been used in aeroso propellants and as a refrigerant.Which statement helps to explain why dichlorodifluromethane is chemically inert ?

Amylum is another name of

Polysaccharides are also called

Sponification number of a fat which requires 178,000 mg of KOH for saponification is (mol wt = 1240)

Which of the following polymers is used for weather resistant paints

Large molecules with high molecular mass formed due to smaller units ae called:

A chemical inert and heat resistant plastic, that is made from tetrafluoroethylene, is called

The pH range of the acid rain is:

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MCAT Chemistry Chapter 20 Important MCQ's

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Dichlorodifluoromethane, CC/2F2 has been used in aeroso propellants and as a refrigerant.
Which statement helps to explain why dichlorodifluromethane is chemically inert ?