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

There are 20 amino acids found in protein which is not the property of these amino acids

Question # 2

Purine derivative among the following bases is

Question # 3

The simplest separating unit of a polymer is called:

Question # 4

Which of the following is obtained by condensation polymerization?

Question # 5

Peptide bond is a key feature in

Question # 6

Ascorbic acid is a chemical name of

Question # 7

Copolymer is

Question # 8

The protein which only yield amino acids and their derivatives

Question # 9

Monosaccharides belong to the group

Question # 10

Which of the following is a water soluble vetamin?

Question # 11

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

Question # 12

The reaction between fat and NaOH is called:

Question # 13

Enzymes, in the living systems

Question # 14

The disaccharide present in milk is

Question # 15

Plastics are a pollution problem because many plastics

Question # 16

Two vitamins absorbed from intestine along with fats are

Question # 17

Which is not a steroid

Question # 18

Which is a protein?

Question # 19

On hydrolysis of starch, we finally get

Question # 20

Which of the following is fully fluorinated polymer?

Question # 21

Which functional group is present in glycerol tristearate

Question # 22

Which carbohydrates is an essential constituent of plant cells?

Question # 23

Protein may have

Question # 24

The degree of unsaturation in fats or oils is usually measured by numbers of grams of iodine required by 100 grmas of fat, this is called

Question # 25

The temp. and pressure used for PVC polymerization is

Question # 26

The monomeric units of starch is/are

Question # 27

A nucleoside may be

Question # 28

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

Question # 29

Glycogen is stored in

Question # 30

Which of the following is a steroid

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 Cellulose does:
A. Satisfy human appetite
B. Stimulates intestinal peristalsis
C. Gives fibre and bulk to the food
D. All of these
2 Which one of the following statements of glucose and sucrose is incorrect?
A. Both are soluble in water
B. Both are naturally occuring
C. Both are carbohydrates
D. Both are disaccharides
3 Which of the following brings about the conversion of starch into maltose
A. Maltase
B. Zymase
C. Diatase
D. Invertase
4 Which functional group is present in glycerol tristearate
A. Carboxylic acid
B. Alcohol
C. Aldehyde
D. Ester
5 The reagent which forms crystalline osazone derivative when treated with glucose is
A. Fehling solution
B. Phenyl hydrazine
C. Benedict solution
D. Hydroxyl amine
6 Which of the following is a biodegradable polymer?
A. Cellulose
B. Polyethene
C. Polyvinyl chloride
D. Nylon-6
7 Substances that render enzymes catalytically inactive are called
A. Conenzymes
B. Substrates
C. Inhibitors
D. Apoezymes
8 Purines include
A. Adenine
B. Guanine
C. Both a and b
D. None
9 (CH2O)nis general formula for
A. Monosaccharides
B. Oiligosaccharides
C. Polysaccharides
D. None of these
10 Ascorbic acid is a chemical name of
A. Vitamin D
B. Vitamin A
C. Vitamin C
D. Vitamin B6

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