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

Plastics are pollution problem because many plastics:

Question # 2

The reaction between fat and NaOH is called:

Question # 3

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

Question # 4

A polymer may be

Question # 5

Protein may have

Question # 6

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

Question # 7

The main structure features of proteins is

Question # 8

Synthetic polymer prepared from caprolactum is known is

Question # 9

The substance upon which an enzyme acts is known as its

Question # 10

The fibre which is made form acrylonitrile as monomer

Question # 11

Vegetable oils are

Question # 12

Monosaccharides and oligosacchradies are generally called as

Question # 13

Ascorbic acid is a chemical name of

Question # 14

Two vitamins absorbed from intestine along with fats are

Question # 15

Which is not a steroid

Question # 16

The group linkage present in fats is

Question # 17

The digestion of fats in the intestines is aided by

Question # 18

Two or more similar monomers combine to form:

Question # 19

Monosaccharides belong to the group

Question # 20

Which one of the following is a water soluble vitamin

Question # 21

(CH2O)nis general formula for

Question # 22

Which of the following is a polyamide?

Question # 23

Which of the following is a constituent of nylon?

Question # 24

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

Question # 25

Which of the following is a steroid

Question # 26

Purine derivative among the following bases is

Question # 27

Which of the following is an example of ketohexose?

Question # 28

Which of these polymers is an addition polymer

Question # 29

Nylon, 6,6 is a condensation polymer of

Question # 30

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

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 The polymers which can not be re-softened again and again are called
A. Thermoplastic
B. Thermosetting
C. Both a and b
D. None
2 The metal present in blood is
A. Al
B. Hg
C. Cu
D. Fe
3 Which of the following is a steroid
A. Vitamin A
B. Vitamin B
C. Vitamin C
D. Vitamin D
4 Bakelite is obtained from phenol by reacting with
A. Acetaldehyde
B. Acetal
C. Formaldehyde
D. Chlorobenzene
5 Peptide bond is a key feature in
A. Polysaccharide
B. Proteins
C. Nucleotide
D. Vitamins
6 A polymer may be
A. Homopolemer
B. Co-polymer
C. Terpolymer
D. All of these
7 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
8 For every reaction occurring in the body three is at least one type of
A. Enzyme
B. Vitamin
C. Protein
D. Amino acid
9 Violet colour is obtained when dilute CuSO4is added in alkaline solution of protein. This test is known as
A. Biuret
B. Xanthoproteic test
C. Hopkins-cole
D. All of these
10 Among the following polymers, the strongest molecular forces are present in
A. Elastomers
B. Fibres
C. Thermoplactics
D. Thermosetting polymers

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