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 elements is not present in all proteins?

Question # 2

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

Question # 3

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

Question # 4

Which property is not present in lipids?

Question # 5

The disaccharide present in milk is

Question # 6

Naturally occurring lipids are called

Question # 7

The proteins which are derived by conjugated proteins are called as

Question # 8

The fibre which is made form acrylonitrile as monomer

Question # 9

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

Question # 10

How is the secondary structure of protein stabilized

Question # 11

The digestion of fats in the intestines is aided by

Question # 12

Enzymes are

Question # 13

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

Question # 14

The number of amino acids found in proteins that a human body can synthesize is

Question # 15

DNA has deoxyribose, a base and the third component is

Question # 16

Glyptal polymer is obtained from glycerol on reacting with

Question # 17

Which of the following fibres are made of polyamides?

Question # 18

Which of the following is not present in nucleotide?

Question # 19

When a nitrogeneous base combine with a sugar it is called

Question # 20

There are 20 amino acids found in protein which is not the property of these amino acids

Question # 21

Which teat is not given by both glucose and fructose

Question # 22

Cellulose does:

Question # 23

The protein which only yield amino acids and their derivatives

Question # 24

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 # 25

Two vitamins absorbed from intestine along with fats are

Question # 26

Which one is a polymer compound?

Question # 27

Which of the following is a steroid

Question # 28

Iodine value of an oil or fat may be defined as

Question # 29

Which one of the following is a water soluble vitamin

Question # 30

Which of the following is a biodegradable polymer?

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 The high molecular weight materials which yield on hydrolysis the amino acids is called:
A. Carbohydrates
B. Lipids
C. Fatty acids
D. Proteins
2 What is not true about DNA
A. It preserve genetic information
B. To relicates
C. Synthesized protein
D. It has a linear structure
3 Which has maximum protein content?
A. Ground nut
B. Cow milk
C. Egg
D. Wheat
4 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
5 Which of the following is an example of ketohexose?
A. Mannose
B. Galactose
C. Maltose
D. Fructose
6 What is the most common catalyst used in hydrogenation of oils
A. Cobalt
B. Nickel
C. Tungsten
D. Copper
7 The digestion of fats in the intestines is aided by
A. Diffusion
B. Protection
C. Peptization
D. Emulsification
8 At what pH glycine shows the structure H3N+-- CH2-- COOH
A. 2
B. 7
C. 10
D. 14
9 Enzymes are chemically
A. Carbohydrates
B. Proteins
C. Fatty acids
D. Phospholipids
10 Cotton has cellulose in it:
A. 96%
B. 97%
C. 98%
D. 99%

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