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	Which one of the following statements about Glucose and sucrose is incorrect?	A. Both are soluble in water B. Both are naturally occurring C. Both are carbohydrates D. Both are disaccharides
2	The % age of nitrogen in ammonia is:	A. 80% B. 92% C. 90% D. 50%
3	Steroids belong to the class	A. Waxes B. Glycosides C. Phospholipids D. Lipids
4	Which of the following is a steroid?	A. vitamin A B. vitamin B C. vitamin C D. vitamin D
5	Soap is formed when triglyceride reacts with	A. Caustic soda B. Soda lime C. Lime D. Caustic potash
6	CFCs destroy ozone layer. How many ozone molecule a chlorine free radical can destroy?	A. 50000 B. 20000 C. 100000 D. 10000
7	Proteins are the polymers of amino acids having	A. NH₂ group only B. OH^-group only C. NH₂andOH^- group D. NH₂and COOH group
8	What is clinker?	A. Roasted calcareous material B. Roasted calcareous & argelarious material C. Roasted argillaceous material D. Roasted gypsum
9	Phosphorus is very useful in the growth of:	A. leave B. stem C. seed D. root
10	Which fiber contains 85% acrylonitrile by weight:	A. Acrylic fiber B. Azlon fiber C. Saran fiber D. Rayon fiber

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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

Which of the following statement about ribose is incorrect

Vegetables oils are

Which of these is a synthetic polymer

Cane sugar on hydrolysis gives

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

SO2 and NO2 cause pollution due to increase in:

Select the name of ready plant from which word ''Paper'' is derived:

In the body, carbohydrates are broken down into

Plastic toys are

Cellulose is the polymer of

Amylose and Amylopectin are two fraction of starch which of them gives violet colour with I2

Which of the following is obtained by the hydrolysis of starch in the presence of diastase enzyme

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

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

The gasses in the atmosphere are essential for sustaining life on earth; Thus oxygen is required for breathing, What for is carbon dioxide required?

Lipids, proteins, carbohydrates and nucleic acids belong to macromolecules:

The substance added to the soil to provide one or more nutrient elements which are necessary plant growth are known as:

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

Molar mass of repeating unit of PVC monomer is:

Which products are formed when triglyceride is hydrolysed

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MCAT Chemistry Chapter 20 Important MCQ's

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Amylose and Amylopectin are two fraction of starch which of them gives violet colour with I₂