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 are

Question # 2

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

Question # 3

The metal present in blood is

Question # 4

Cotton is ______% cellulose

Question # 5

The group linkage present in fats is

Question # 6

Which teat is not given by both glucose and fructose

Question # 7

A nucleoside may be

Question # 8

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

Question # 9

Simple sugars are :

Question # 10

Activity of the enzyme is reduced by

Question # 11

Enzymes are chemically

Question # 12

Which of the following is a molecular diseases?

Question # 13

Iodine value of an oil or fat may be defined as

Question # 14

One of the followings is not type of polymer

Question # 15

Oxidation reduction is done by

Question # 16

Which of the following is a polyamide?

Question # 17

Copolymer is

Question # 18

Terylene is madeby polymerization of terephthalic acid with

Question # 19

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

Question # 20

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

Question # 21

The reaction between fat and NaOH is called

Question # 22

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

Question # 23

Which is not an enzyme

Question # 24

Which one of the following enzymes brings about the hydrolysis of fats

Question # 25

Plastics are a pollution problem because many plastics

Question # 26

Enzymes are catalysts which contain other than carbon and hydrogen one other element

Question # 27

Vegetable oils are

Question # 28

A sequence of how many nucleotides in massenger RNA makes a codon for an amino acid

Question # 29

Which is a protein?

Question # 30

Synthetic polymer prepared from caprolactum is known is

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 Which of the following elements is not present in all proteins?
A. Carbon
B. Hydrogen
C. Nitrogen
D. Sulphur
2 (CH2O)nis general formula for
A. Monosaccharides
B. Oiligosaccharides
C. Polysaccharides
D. None of these
3 Iodine value of an oil or fat may be defined as
A. The number of grams of iodine taken up by 1 g of the oil or fat
B. The number of grams of iodine taken by 10 g of the oil or fat
C. The number of grams of iodine taken by 100 g of the oil or fat
D. None of the above
4 Polymer formation from monomers starts by
A. Condensation reaction between monomers
B. Coordination reaction between monomers
C. Conversion of monomer to monomer ions by protons
D. Hydrolysis of monomers
5 Which is the derived lipid?
A. Common fats
B. Vitamin-D
C. Common oils
D. Spinolipids
6 Which of the following has ester linkage?
A. Nylon
B. Bakelite
C. Terylene
D. PVC
7 Purine derivative among the following bases is
A. Thymine
B. Uracil
C. Guanine
D. Cytosine
8 Which of the following is a steroid
A. Vitamin A
B. Vitamin B
C. Vitamin C
D. Vitamin D
9 Which of the following is a biodegradable polymer?
A. Cellulose
B. Polyethene
C. Polyvinyl chloride
D. Nylon-6
10 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

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