ECAT Pre Engineering Chemistry Chapter 25 MCQ Test With Answer

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.#	Question	Answer
1	The degree of unsaturation in fats or oils is usually measured by numbers of grams of iodine required by 100 grmas of fat, this is called	A. Oil number B. Saturation number C. Iodine number D. Un saturation number
2	The monomeric units of starch is/are	A. Glucose B. Fructose C. Glucose and fructose D. Mannose
3	A polymer may be	A. Homopolemer B. Co-polymer C. Terpolymer D. All of these
4	Glycine at pH7 has the structure	A. H₂N -- CH₂-- COOH B. H₃N⁺-- CH₂-- COOH C. H₂N -- CH₂COO^- D. H₃N⁺-- CH₂-- COO^-
5	Which of the following statements is incorrect about vitamins	A. Often function as coenzymes B. Molecules contain at least one ring structure C. Are often synthesized by the body D. Are polyfunctional compounds
6	Iodine value of an oil or fat may be defined as	A. The number of grams of iodine taken up by 1 g of the oil or fat B. The number of grams of iodine taken by 10 g of the oil or fat C. The number of grams of iodine taken by 100 g of the oil or fat D. None of the above
7	Which of the following is the repeating monomeric unit in cellulose	A. Sucrose B. Maltose C. Cellobiose D. Glucose
8	Cotton is ______% cellulose	A. 90 B. 100 C. 99 D. 30
9	Which of the following is a molecular diseases?	A. Allergy B. Cancer C. German measles D. Sickle cell anemia
10	Glyptal polymer is obtained from glycerol on reacting with	A. Malonic acid B. Phthalic acid C. Maleic acid D. Acetic acid

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ECAT Pre Engineering Chemistry Chapter 25 MCQ Test With Answer

MCQ's Test For ECAT Chemistry Chapter 25 Macromolecules

ECAT Chemistry Chapter 25 Macromolecules

Which of these polymers is a synthetic polymer?

Purine derivative among the following bases is

Plastics are a pollution problem because many plastics

Which one of the following is not an example of chain growth polymer?

Which teat is not given by both glucose and fructose

Which of the following is obtained by condensation polymerization?

Which of these polymers is an addition polymer

Which of the following polymers is used for weather resistant paints

Peptide bond is a key feature in

Which of these polymers is a synthetic polymer

Cellulose does:

The reaction between fat and NaOH is called

Which of the following fibres are made of polyamides?

What is not true about DNA

On hydrolysis of starch, we finally get

The proteins which are derived by conjugated proteins are called as

When a nitrogeneous base combine with a sugar it is called

Bakelite is a product formed form

Which carbohydrates is an essential constituent of plant cells?

Enzymes, in the living systems

The main structure features of proteins is

Among the following polymers, the strongest molecular forces are present in

Which is the derived lipid?

Ascorbic acid is a chemical name of

The fiber which is made from acrylonitrile as monomer:

The reaction between fat and NaOH is called:

Which of these polymers is an addition polymer?

Of the following which is a step growth polymer

Polyester resins have special use in:

Polysaccharides are also called

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ECAT Chemistry Chapter 25 Important MCQ's

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