MDCAT Chemistry Chapter 20 MCQ Test With Answer for (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.

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

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

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MDCAT Chemistry Chapter 20 Macromolecules MCQ's Test

00:00
Question # 1

The conc.of dissolved molecular oxygen in water which act as the most important oxidizing agent ranges from:

Question # 2

Which behaves as insulator for animals body?

Question # 3

Which is the polymer that has amide linkage in its structure

Question # 4

Which one of the following is not a component of environment:

Question # 5

Which one of the following is not type of polemer

Question # 6

The cause of minamate disease is the pollution of:

Question # 7

The temp and pressure used for PVC polymerization is

Question # 8

When enzyme fumarase is exposed to UV light, then

Question # 9

Phosphorous is very useful in growth of:

Question # 10

In FWFP  the phosphate fertilizers are produced at:

Question # 11

The fibre which is made from acrylonitrile as monomers

Question # 12

Polysaccharides are

Question # 13

At present the number or cement factories in Pakistan are:

Question # 14

Which one of the following is used as coagulant for purification potable water:

Question # 15

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

Question # 16

Plastics are a pollution problem because many plastics

Question # 17

The reaction between fat and NaOH is called?

Question # 18

Monosaccharides adn oligosacchardies are generally called as

Question # 19

Potassium fertilizers are especially useful for:

Question # 20

Ketones are less reactive than aldehydes because:

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MCAT Chemistry Chapter 20 Important MCQ's

Sr.# Question Answer
1 Cholesterol is a precursor of steroid hormones. Choose the class of steroid
A. A carbohydrate
B. A hydrocarbon
C. A natural lipid
D. A protein a hydrocarbon
2 During the manufacturing process of cement the temperature of the decomposition zone goes up to:
A. 600°C
B. 800°C
C. 1000°C
D. 1200°C
3 The product of the molecular mass of repeating units and the D.P is called of polymer:
A. Molecular formula
B. Empirical formula
C. Molecular mass
D. Empirical mass
4 Denaturation of protein means the structure of protein is distrupted. indicate which factor does not denature protein
A. heating protein
B. pH changes
C. oxidising agent
D. keeping pH 7.35
5 Dichlorodifluoromethane, CC/2F2 has been used in aeroso propellants and as a refrigerant.
Which statement helps to explain why dichlorodifluromethane is chemically inert ?
A. The carbon-fluorine bond energy is large
B. The carbon-fluorine bond has a law polarity
C. Fluorine is highly electronegative
D. Fluorine compound are non-flammable
6 Which functional group is present in glycerol tristearate
A. Carboxylic acid
B. Alcohol
C. Aldehyde
D. Ester
7 The thickness of ozone layer is:
A. 25----50 km
B. 3km only
C. 25---28 km
D. 1 km only
8 CFCs destroy ozone layer. How many ozone molecule a chlorine free radical can destroy?
A. 50000
B. 20000
C. 100000
D. 10000
9 What is effect of polluted air on enviroment:
A. Ozone
B. Global warming
C. Acid rain
D. Smog
10 CFCs destroy ozone layer, How many ozone molecule a chlorine free radical can destroy:
A. 50,000
B. 100,00
C. 20,000
D. 10,000

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