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	Photo chemical smog contains _________ as main reactants:	A. nitrons oxide and unburnt hydrocarbons B. niliric oxide and unburnt hydrocarbons C. NO and burnt hydrocarbons D. N₂O and burnt hydrocarbons
2	The fibre which contains polymers of vinylidine chloride as fibre forming substance is known as	A. saran fibre B. nylon C. polyester D. acetate fibre
3	Raffinose is a trisacharirde composed of monosaccharide is	A. Glucose B. Glactose C. Fructose D. All
4	In FWFP the phosphate fertilizers are produced at:	A. D.I. Khan B. Haripur C. Nowshera D. Dargai
5	Which of these polymers is a synthetic polymer?	A. Animal fat B. Starch C. Cellulose D. Polyester
6	Protein may have	A. Primary structure B. Secondary structure C. Tertiary structure D. All of these
7	Plastic are a pollution problem because many plastics	A. Burn to produce toxic fumes B. Decompose to produce toxic products C. Are made from petroleum D. Are very inflammable
8	Which of the following is NOT thermoplastic	A. PVC pipes B. Plastic toys C. Varnish D. Both A and B
9	Biochemical oxygen demand (BOD) is the capacity of organic matter in natural water to consume oxygen with in a period of:	A. 2 days B. 5 days C. 6 days D. 7 days
10	A sing chlorine free radical can destroy how many ozone molecules:	A. 10 B. 100 C. 1000 D. 10000

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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

One of the following is not type of polymer

Surface and ground water sources are contaminated by various human activities. Which of the following is not a human activity that cause contamination of fresh water?

Ammonia gas used directly as a fertilizer injected into the soil at a depth of about:

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 polymeric substance that is formed in the liquid state and then hardened to a rigid solid is called

Soap is formed when triglyceride reacts with

Which of these is a synthetic polymer

Setting process of cement is based on:

Potable water is considered to be:

There are 20 amino acids found in protein which is not the property of these amino acids

A polymer of polyvinyl chloride with DP 1000 has molecular or molar mass:

The simplest separating unit of a polymer is called:

The concentration of dissolved molecular oxygen in water which acts as the most important oxidizing agent ranges form:

Which of the following are characteristics of oxidizing smog?

How many zones through which charge passes in a rotary kiln.

Which of these polymer is synthetic polymer

Monosacharide belong to the group

What is effect of polluted air on enviroment:

The word paper is derived form the name of which reedy plant:

The charring of glucose when it is heated with conc.H2SO4 is due to

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MCAT Chemistry Chapter 20 Important MCQ's

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The charring of glucose when it is heated with conc.H₂SO₄ is due to