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

Polysaccharides are also called

Question # 2

Which is the polymer that has amide linkage in its structure

Question # 3

Glyptal polymer is obtained from glycerol on reacting with

Question # 4

Which of the following is the repeating monomeric unit in cellulose

Question # 5

What is not true about DNA

Question # 6

The simplest separating unit of a polymer is called:

Question # 7

Protein are classified into

Question # 8

Which of the following is a constituent of nylon?

Question # 9

Which of the following is a water soluble vetamin?

Question # 10

The proteins which are derived by conjugated proteins are called as

Question # 11

Plastics are a pollution problem because many plastics

Question # 12

Which is the derived lipid?

Question # 13

Polyester resins have special use in:

Question # 14

Orlon is a polymer of

Question # 15

Which polymerization is free radical machanism based

Question # 16

Which is a protein?

Question # 17

C6H12O6 is molecualr formula of:

Question # 18

How is the secondary structure of protein stabilized

Question # 19

Vegetable oils are

Question # 20

Which one of the following is a water soluble vitamin

Question # 21

Enzymes are chemically

Question # 22

Plastics are pollution problem because many plastics:

Question # 23

Hydrolysis of sucrose is called

Question # 24

Which property is not present in lipids?

Question # 25

The reaction between fat and NaOH is called:

Question # 26

Which of the following has ester linkage?

Question # 27

The product of addition polymerization reaction is

Question # 28

Peptide bond is a key feature in

Question # 29

The development of disagreeable odur in fats or oil is called

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 Protein may have
A. Primary structure
B. Secondary structure
C. Tertiary structure
D. All of these
2 Which one of the following is the most abundant organic substance found in nature
A. Fructose
B. Starch
C. Glucose
D. Cellulose
3 Which of these polymers is a synthetic polymer
A. Animal fat
B. Starch
C. Cellulose
D. Polyester
4 The high molecular weight materials which yield on hydrolysis the amino acids is called:
A. Carbohydrates
B. Lipids
C. Fatty acids
D. Proteins
5 Poly hydroxyl compounds of aldehyde and ketones are:
A. Carbohydrates
B. Proteins
C. Fats
D. Lipids
6 Plastics are a pollution problem because many plastics
A. Are made from petroleum
B. Are very inflammable
C. Burn to produce toxic fumes
D. Decompose to produce toxic products
7 The reaction between fat and NaOH is called
A. Esterification
B. Hydrogenolysis
C. Fermentation
D. Saponification
8 Which of the following enzymes brings about the hydrolysis of fats?
A. Urease
B. Maltase
C. Zymase
D. Lypase
9 The protein which only yield amino acids and their derivatives
A. Simple proteins
B. Complex proteins
C. Derived protein
D. All of these
10 Macromolecules or polymers are large molecules built up from small molecules called monomers. This hypothesis put forward by
A. Schrodixger
B. Standinger
C. Lewis
D. Newton

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