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

Ascorbic acid is a chemical name of

Question # 2

Which of the following is a polyamide?

Question # 3

In fructose the possible optical isomers are

Question # 4

Plastics are a pollution problem because many plastics

Question # 5

Which of the following is a constituent of nylon?

Question # 6

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

Question # 7

Vegetable oils are

Question # 8

Which one of the following is a water soluble vitamin

Question # 9

Denaturation of protein means the structure of protein is disrupted, indicate which factor foes not denature protein

Question # 10

The polymers which can not be re-softened again and again are called

Question # 11

The simplest separating unit of a polymer is called:

Question # 12

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 # 13

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

Question # 14

The protein which only yield amino acids and their derivatives

Question # 15

Which of the following is a molecular diseases?

Question # 16

Nylon, 6,6 is a condensation polymer of

Question # 17

Molar mass of high molecular w.f. polymers ranges from:

Question # 18

Which of the following statements is incorrect about vitamins

Question # 19

The development of disagreeable odur in fats or oil is called

Question # 20

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

Question # 21

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

Question # 22

Enzymes, in the living systems

Question # 23

C6H12O6 is molecualr formula of:

Question # 24

(CH2O)nis general formula for

Question # 25

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

Question # 26

Which of the following is fully fluorinated polymer?

Question # 27

A fibre which is made from acrylonitrile as monomer

Question # 28

Factors affecting denaturation of proteins:

Question # 29

Which one of the following is the most abundant organic substance found in nature

Question # 30

Cotton is ______% cellulose

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 Which of the following is a steroid
A. Vitamin A
B. Vitamin B
C. Vitamin C
D. Vitamin D
2 Enzymes are chemically
A. Carbohydrates
B. Proteins
C. Fatty acids
D. Phospholipids
3 Glyptal polymer is obtained from glycerol on reacting with
A. Malonic acid
B. Phthalic acid
C. Maleic acid
D. Acetic acid
4 Which has maximum protein content?
A. Ground nut
B. Cow milk
C. Egg
D. Wheat
5 On hydrolysis of starch, we finally get
A. Glucose
B. Fructose
C. Both
D. Sucrose
6 There are 20 amino acids found in protein which is not the property of these amino acids
A. They are allα-amino acids
B. They are all optically active
C. They have high decomposition point
D. They are water soluble
7 DNA is a polynucleic acid. The monomer is known as a nucleotide. What is not the component of the nucleoptide
A. Phosphate group
B. Deoxy ribose sugar
C. Uracil base
D. Adenine base
8 Oxidation reduction is done by
A. Oxidoreductase
B. Lipases
C. Lyase
D. None of these
9 Which is not an enzyme
A. Transverses
B. Lipase
C. Lyase
D. None 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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