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

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

Question # 2

Natural rubber is a polymer of

Question # 3

The temp. and pressure used for PVC polymerization is

Question # 4

Glycine at pH7 has the structure

Question # 5

Protein may have

Question # 6

Vegetable oils are

Question # 7

The proteins which are derived by conjugated proteins are called as

Question # 8

Purines include

Question # 9

Copolymer is

Question # 10

Enzymes catalyse all biological reactions occurring in the cell. What is true about an enzyme

Question # 11

In which of these processes are smell organic molecules made into macromolecules?

Question # 12

Which has maximum protein content?

Question # 13

Which of these polymers is a synthetic polymer

Question # 14

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

Question # 15

Activity of the enzyme is reduced by

Question # 16

Which property is not present in lipids?

Question # 17

Bakelite is obtained from phenol by reacting with

Question # 18

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

Question # 19

The main structure features of proteins is

Question # 20

Which of the following statements is incorrect about vitamins

Question # 21

A fibre which is made from acrylonitrile as monomer

Question # 22

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

Question # 23

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

Question # 24

Plastics are pollution problem because many plastics:

Question # 25

Which of the following is not a synthetic polymer?

Question # 26

The reaction between fat and NaOH is called:

Question # 27

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

Question # 28

Which one of the following is a water soluble vitamin

Question # 29

What is not true about DNA

Question # 30

Which of the following brings about the conversion of starch into maltose

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 How is the secondary structure of protein stabilized
A. Through hydrogen bonding
B. Through ionic bonding
C. Through van der wall forces
D. Through covalent bonding
2 (CH2O)nis general formula for
A. Monosaccharides
B. Oiligosaccharides
C. Polysaccharides
D. None of these
3 Protein are classified into
A. Simple protein
B. Complex protein
C. Derived proteins
D. All of these
4 The fiber which is made from acrylonitrile as monomer:
A. PVC
B. Rayon Fiber
C. Acrylic fiber
D. Polyester fiber
5 Monosaccharides and oligosacchradies are generally called as
A. Crystals
B. Sugars
C. Liquids
D. Non-sugars
6 Simple sugars are :
A. Monosaccharides
B. Disaccharides
C. Oligo saccharides
D. Trisaccharides
7 Which one of the following is a water soluble vitamin
A. Niacin
B. Riboflavin
C. Tyrosine
D. Ascorbic acid
8 The monomeric units of starch is/are
A. Glucose
B. Fructose
C. Glucose and fructose
D. Mannose
9 Which of the following has magnesium?
A. Carbonic anhydrase
B. Haemocyanin
C. chlorophyll
D. Vitamin B12
10 Vitamin A is present in
A. Liver
B. Milk
C. Green vegetables
D. All

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