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 constituent of nylon?

Question # 2

Which of the following is fully fluorinated polymer?

Question # 3

Which of the following is a polyamide?

Question # 4

Which teat is not given by both glucose and fructose

Question # 5

Copolymer is

Question # 6

Synthetic polymer prepared from caprolactum is known is

Question # 7

Vegetable oils are

Question # 8

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

Question # 9

Which of the following is an example of ketohexose?

Question # 10

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

Question # 11

Soft drinks and baby feeding bottles are generally made up of

Question # 12

Which of these polymers is a synthetic polymer

Question # 13

Major food factors are:

Question # 14

Polysaccharides are also called

Question # 15

A fibre which is made from acrylonitrile as monomer

Question # 16

Plastics are pollution problem because many plastics:

Question # 17

The reaction between fat and NaOH is called

Question # 18

What is the most common catalyst used in hydrogenation of oils

Question # 19

The temp. and pressure used for PVC polymerization is

Question # 20

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

Question # 21

Vegetables oils are:

Question # 22

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

Question # 23

Which functional group is present in glycerol tristearate

Question # 24

Purines include

Question # 25

Molar mass of high molecular w.f. polymers ranges from:

Question # 26

Which is the derived lipid?

Question # 27

Which polymerization is free radical machanism based

Question # 28

Simple sugars are :

Question # 29

The monomeric units of starch is/are

Question # 30

DNA has deoxyribose, a base and the third component is

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 The simplest separating unit of a polymer is called:
A. Monomer
B. Dimer
C. Trimmer
D. Macromer
2 An oil or fat with no double bond have iodine number:
A. Zero
B. 100%
C. 50%
D. Minimum
3 At what pH glycine shows the structure H3N+-- CH2-- COOH
A. 2
B. 7
C. 10
D. 14
4 Which one of the following statements of glucose and sucrose is incorrect?
A. Both are soluble in water
B. Both are naturally occuring
C. Both are carbohydrates
D. Both are disaccharides
5 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
6 Which of the following is a biodegradable polymer?
A. Cellulose
B. Polyethene
C. Polyvinyl chloride
D. Nylon-6
7 Which is not a steroid
A. Cholesterol
B. Ergosterol
C. Phospholipids
D. None of these
8 Which of the following is an example of ketohexose?
A. Mannose
B. Galactose
C. Maltose
D. Fructose
9 The fibre which is made form acrylonitrile as monomer
A. PVC
B. Rayon fibre
C. Acrylic fibre
D. Polyester fibre
10 The product of addition polymerization reaction is
A. PVC
B. Nylon
C. Terylene
D. Polyamide

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