ECAT Pre Engineering Chemistry Chapter 25 MCQ Test With Answer

MCQ's Test For ECAT Chemistry Chapter 25 Macromolecules

Try The MCQ's Test For ECAT Chemistry Chapter 25 Macromolecules

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ECAT Chemistry Chapter 25 Macromolecules

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Question # 1

Monosaccharides are

Question # 2

Which of the following is a constituent of nylon?

Question # 3

Peptide bond is a key feature in

Question # 4

The high molecular weight materials which yield on hydrolysis the amino acids is called:

Question # 5

Plastics are pollution problem because many plastics:

Question # 6

Purines include

Question # 7

The clotting time of blood is increased due to the deficiency of

Question # 8

Major food factors are:

Question # 9

Which of the following is a steroid

Question # 10

Violet colour is obtained when dilute CuSO4is added in alkaline solution of protein. This test is known as

Question # 11

The main structure features of proteins is

Question # 12

Soft drinks and baby feeding bottles are generally made up of

Question # 13

Terylene is madeby polymerization of terephthalic acid with

Question # 14

The simplest separating unit of a polymer is called:

Question # 15

Monosaccharides and oligosacchradies are generally called as

Question # 16

Vegetable oils are

Question # 17

Polysaccharides are also called

Question # 18

The polymers which can not be re-softened again and again are called

Question # 19

DNA is a polynucleic acid. The monomer is known as a nucleotide. What is not the component of the nucleoptide

Question # 20

Which of the following enzymes brings about the hydrolysis of fats?

Question # 21

In fructose the possible optical isomers are

Question # 22

The temp. and pressure used for PVC polymerization is

Question # 23

An oil or fat with no double bond have iodine number:

Question # 24

Vegetables oils are:

Question # 25

Which of the following has ester linkage?

Question # 26

The reaction between fat and NaOH is called:

Question # 27

Protein are classified into

Question # 28

Which of these polymers is a synthetic polymer?

Question # 29

Which is a protein?

Question # 30

Vitamin A is present in

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 Macromolecules or polymers are large molecules built up from small molecules called monomers. This hypothesis put forward by
A. Schrodixger
B. Standinger
C. Lewis
D. Newton
2 Which one of the following is a water soluble vitamin
A. D
B. K
C. A
D. Ascorbic acid (Vic C)
3 Purine derivative among the following bases is
A. Thymine
B. Uracil
C. Guanine
D. Cytosine
4 Nylon, 6,6 is a condensation polymer of
A. Adipic acid and glycol
B. Phthalic acid and glycol
C. Adipic acid and hexaethylene diamine
D. Pthalic acid and hexaethylene diamine
5 Cellulose does:
A. Satisfy human appetite
B. Stimulates intestinal peristalsis
C. Gives fibre and bulk to the food
D. All of these
6 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
7 Ricket is caused due to the deficiency of vitamin
A. A
B. D
C. B
D. E
8 Which of these polymers is a synthetic polymer?
A. Animal fat
B. Starch
C. Cellulose
D. Polyester
9 The fibre which is made form acrylonitrile as monomer
A. PVC
B. Rayon fibre
C. Acrylic fibre
D. Polyester fibre
10 Enzymes are chemically
A. Carbohydrates
B. Proteins
C. Fatty acids
D. Phospholipids

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