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 polymerization is free radical machanism based

Question # 2

The reagent which forms crystalline osazone derivative when treated with glucose is

Question # 3

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

Question # 4

Orlon is a polymer of

Question # 5

The fibre which is made form acrylonitrile as monomer

Question # 6

Bakelite is obtained from phenol by reacting with

Question # 7

Cellulose does:

Question # 8

What is not true about DNA

Question # 9

Denaturation of protein means the structure of protein is disrupted, indicate which factor foes not denature protein

Question # 10

Protein may have

Question # 11

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

Question # 12

The polymers which can be re-softened again and again are caled

Question # 13

The product of addition polymerization reaction is

Question # 14

Purine derivative among the following bases is

Question # 15

The raw material to form nylon is

Question # 16

The temp. and pressure used for PVC polymerization is

Question # 17

One of the followings is not type of polymer

Question # 18

Iodine value of an oil or fat may be defined as

Question # 19

Which of the following is fully fluorinated polymer?

Question # 20

Which one of the following is a water soluble vitamin

Question # 21

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

Question # 22

Which carbohydrates is an essential constituent of plant cells?

Question # 23

The reaction between fat and NaOH is called:

Question # 24

Synthetic polymer prepared from caprolactum is known is

Question # 25

Major food factors are:

Question # 26

Teflon, styron and neoprene are all

Question # 27

What is the most common catalyst used in hydrogenation of oils

Question # 28

The stroids of fungi and yeast and yeast are called:

Question # 29

Which of the following statements is incorrect about vitamins

Question # 30

Substances that render enzymes catalytically inactive are called

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 Vitamin A is present in
A. Liver
B. Milk
C. Green vegetables
D. All
2 Natural rubber is a polymer of
A. Butadiene
B. Ethyne
C. Styrene
D. Isoprene
3 One of the followings is not type of polymer
A. Homopolymer
B. Copolymer
C. Heteropolymer
D. Terpolymer
4 Glycogen is stored in
A. Animals
B. Plants
C. Soil
D. None of these
5 Sterols, vitamin D and terpenese belong to
A. Simple lipids
B. Complex lipids
C. Derived lipids
D. None
6 The polymers which can be re-softened again and again are caled
A. Thermoplastic
B. Thermosetting
C. Both a and b
D. None
7 Monosaccharides belong to the group
A. Lipids
B. Fats
C. Proteins
D. Carbohydrates
8 Which of the following is not a synthetic polymer?
A. Polyethylene
B. PVC
C. Nylon
D. Cellophane
9 Which of these polymers is a synthetic polymer?
A. Animal fat
B. Starch
C. Cellulose
D. Polyester
10 Which property is not present in lipids?
A. Liquid
B. Solid or semi solid
C. Soluble in water
D. Form emultion

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