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

00:00
Question # 1

Which of the following is a molecular diseases?

Question # 2

The simplest separating unit of a polymer is called:

Question # 3

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

Question # 4

In fructose the possible optical isomers are

Question # 5

Teflon, styron and neoprene are all

Question # 6

Enzymes are

Question # 7

Which one is a polymer compound?

Question # 8

Enzymes are chemically

Question # 9

Major food factors are:

Question # 10

Which property is not present in lipids?

Question # 11

The digestion of fats in the intestines is aided by

Question # 12

Factors affecting denaturation of proteins:

Question # 13

Which of the following elements is not present in all proteins?

Question # 14

The three dimensional folding and twisting of a polypeptide chain give rise to

Question # 15

Which one of the following is the most abundant organic substance found in nature

Question # 16

Vegetable oils are

Question # 17

Synthetic polymer prepared from caprolactum is known is

Question # 18

Which of these polymers is an addition polymer

Question # 19

Protein may have

Question # 20

The fiber which is made from acrylonitrile as monomer:

Question # 21

Which teat is not given by both glucose and fructose

Question # 22

Organic synthetic or man made polymers are plastics, rubber and fibre. Which is not a synthetic polymer

Question # 23

Glycine at pH7 has the structure

Question # 24

Which of the following is the repeating monomeric unit in cellulose

Question # 25

Which has maximum protein content?

Question # 26

Cotton has cellulose in it:

Question # 27

Which of these polymers is a synthetic polymer?

Question # 28

C6H12O6 is molecualr formula of:

Question # 29

On hydrolysis of starch, we finally get

Question # 30

Which of the following is a constituent of nylon?

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 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
2 Enzymes catalyse all biological reactions occurring in the cell. What is true about an enzyme
A. Enzyme is a small molecule
B. Enzyme is acidic in nature
C. Enzyme is a protein
D. Enzyme is a lipid
3 Which of the following is fully fluorinated polymer?
A. Neoprene
B. Teflon
C. Thiokol
D. PVC
4 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
5 Major food factors are:
A. Fats and oils
B. Carbohydrates
C. Protiens
D. All of these
6 Which carbohydrates is an essential constituent of plant cells?
A. Starch
B. Cellulose
C. Sucrose
D. Vitamins
7 Protein are classified into
A. Simple protein
B. Complex protein
C. Derived proteins
D. All of these
8 In macromolecules DP stands for
A. Dissociation parameter
B. Dissociation polymer
C. Degree of polymerization
D. None of these
9 Which of these polymers is a synthetic polymer
A. Animal fat
B. Starch
C. Cellulose
D. Polyester
10 A polymeric substance that is formed in the liquid state and then hardened to a rigid solid is called a:
A. Fiber
B. Plastic
C. Vanish
D. Polyamide resin

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