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

Ricket is caused due to the deficiency of vitamin

Question # 2

Peptide bond is a key feature in

Question # 3

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

Question # 4

Monosaccharides are

Question # 5

Soft drinks and baby feeding bottles are generally made up of

Question # 6

Activity of the enzyme is reduced by

Question # 7

Which of the following is not present in nucleotide?

Question # 8

Cotton is ______% cellulose

Question # 9

In macromolecules DP stands for

Question # 10

Which of the following is obtained by condensation polymerization?

Question # 11

Plastics are pollution problem because many plastics:

Question # 12

For every reaction occurring in the body three is at least one type of

Question # 13

Which is a protein?

Question # 14

Which of the following is not an example of addition polymer?

Question # 15

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

Question # 16

In fructose the possible optical isomers are

Question # 17

Vegetable oils are

Question # 18

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

Question # 19

When a nitrogeneous base combine with a sugar it is called

Question # 20

The proteins which are derived by conjugated proteins are called as

Question # 21

A sequence of how many nucleotides in massenger RNA makes a codon for an amino acid

Question # 22

Which of the following polymers is used for weather resistant paints

Question # 23

At what pH glycine shows the structure H3N+-- CH2-- COOH

Question # 24

(CH2O)nis general formula for

Question # 25

Bakelite is obtained from phenol by reacting with

Question # 26

Nylon, 6,6 is a condensation polymer of

Question # 27

Which of the following is the repeating monomeric unit in cellulose

Question # 28

Simple sugars are :

Question # 29

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

Question # 30

Which of the following is fully fluorinated polymer?

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 Enzymes are catalysts which contain other than carbon and hydrogen one other element
A. Oxygen
B. Sulphur
C. Phosphorus
D. Iodine
2 Glycogen is stored in
A. Animals
B. Plants
C. Soil
D. None of these
3 Synthetic polymer prepared from caprolactum is known is
A. Nylon 610
B. Teflon
C. Terylene
D. Nylon-6
4 Which carbohydrates is an essential constituent of plant cells?
A. Starch
B. Cellulose
C. Sucrose
D. Vitamins
5 Which of the following is fully fluorinated polymer?
A. Neoprene
B. Teflon
C. Thiokol
D. PVC
6 Denaturation of protein means the structure of protein is disrupted, indicate which factor foes not denature protein
A. Heating protein
B. pH changes
C. Oxidising agent
D. Keeping pH 7.35
7 The clotting time of blood is increased due to the deficiency of
A. Vitamin A
B. Vitamin K
C. Vitamin D
D. Vitamin C
8 Molar mass of high molecular w.f. polymers ranges from:
A. 1000 to 10000
B. 10000 to 100000
C. 100000 to 1000000
D. 1000 to 100000000
9 There are 20 amino acids found in protein which is not the property of these amino acids
A. They are allα-amino acids
B. They are all optically active
C. They have high decomposition point
D. They are water soluble
10 A fibre which is made from acrylonitrile as monomer
A. PVC
B. Rayon fibre
C. Acrylic fibre
D. Polyester fibre

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