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

Monosaccharides belong to the group

Question # 2

Sterols, vitamin D and terpenese belong to

Question # 3

Which teat is not given by both glucose and fructose

Question # 4

Plastics are pollution problem because many plastics:

Question # 5

Vegetable oils are

Question # 6

(CH2O)nis general formula for

Question # 7

Which of the following has magnesium?

Question # 8

Which of the following is not present in RNA?

Question # 9

Which of the following is a water soluble vetamin?

Question # 10

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

Question # 11

Macromolecules or polymers are large molecules built up from small molecules called monomers. This hypothesis put forward by

Question # 12

DNA is a polynucleic acid. The monomer is known as a nucleotide. What is not the component of the nucleoptide

Question # 13

Activity of the enzyme is reduced by

Question # 14

The proteins which are derived by conjugated proteins are called as

Question # 15

Glycine at pH7 has the structure

Question # 16

Two vitamins absorbed from intestine along with fats are

Question # 17

How is the secondary structure of protein stabilized

Question # 18

A fat or oil is characterised for extent of unsaturation by one of the following number, which one

Question # 19

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

Question # 20

Factors affecting denaturation of proteins:

Question # 21

DNA has deoxyribose, a base and the third component is

Question # 22

Which of the following is a constituent of nylon?

Question # 23

Which one is a polymer compound?

Question # 24

Which of the following is the repeating monomeric unit in cellulose

Question # 25

Polyester resins have special use in:

Question # 26

Plastics are a pollution problem because many plastics

Question # 27

The temp. and pressure used for PVC polymerization is

Question # 28

One of the followings is not type of polymer

Question # 29

Terylene is madeby polymerization of terephthalic acid with

Question # 30

Poly hydroxyl compounds of aldehyde and ketones are:

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 The three dimensional folding and twisting of a polypeptide chain give rise to
A. Primary structure
B. Secondary structure
C. Tertiary structure
D. All of these tertiary
2 Protein are classified into
A. Simple protein
B. Complex protein
C. Derived proteins
D. All of these
3 Which one of the following is a water soluble vitamin
A. Niacin
B. Riboflavin
C. Tyrosine
D. Ascorbic acid
4 (CH2O)nis general formula for
A. Monosaccharides
B. Oiligosaccharides
C. Polysaccharides
D. None of these
5 Hydrolysis of sucrose is called
A. Inhibition
B. Saponification
C. Inversion
D. Hydration
6 The proteins which are derived by conjugated proteins are called as
A. Simple protein
B. Complex protein
C. Derived protein
D. None
7 In which of these processes are smell organic molecules made into macromolecules?
A. The cracking of petroleum fractions
B. The fractional distillation of crude oil
C. The polymerization of ethane
D. The hydrolysis of proteins
8 Which of the following is not present in RNA?
A. Uracil
B. Thymine
C. Ribose
D. Phosphate
9 Oxidation reduction is done by
A. Oxidoreductase
B. Lipases
C. Lyase
D. None of these
10 Which of the following is a polyamide?
A. Nylon
B. Orlon
C. Teflon
D. Terylene

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