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

Polysaccharides are also called

Question # 2

Plastics are a pollution problem because many plastics

Question # 3

Which of the following has magnesium?

Question # 4

Natural rubber is a polymer of

Question # 5

The proteins which are derived by conjugated proteins are called as

Question # 6

Simple sugars are :

Question # 7

What is not true about DNA

Question # 8

One of the followings is not type of polymer

Question # 9

Which of the following is not present in RNA?

Question # 10

Which polymerization is free radical machanism based

Question # 11

Cellulose does:

Question # 12

Which one of the following is not an example of chain growth polymer?

Question # 13

Soft drinks and baby feeding bottles are generally made up of

Question # 14

Oxidation reduction is done by

Question # 15

A polymer may be

Question # 16

In macromolecules DP stands for

Question # 17

The fiber which is made from acrylonitrile as monomer:

Question # 18

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

Question # 19

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

Question # 20

Purine derivative among the following bases is

Question # 21

Which of the following is a polyamide?

Question # 22

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

Question # 23

Two vitamins absorbed from intestine along with fats are

Question # 24

Which of these polymers is an addition polymer

Question # 25

A fibre which is made from acrylonitrile as monomer

Question # 26

Of the following which is a step growth polymer

Question # 27

Ascorbic acid is a chemical name of

Question # 28

Which one of the following statements of glucose and sucrose is incorrect?

Question # 29

Nylon, 6,6 is a condensation polymer of

Question # 30

Which is not a steroid

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 Which behaves as insulator for animals body?
A. Carbohydrates
B. Proteins
C. Fats
D. Skin
2 Which one of the following enzymes brings about the hydrolysis of fats
A. Urease
B. Maltase
C. Zymase
D. Lypase
3 Protein are classified into
A. Simple protein
B. Complex protein
C. Derived proteins
D. All of these
4 Which of the following is a steroid
A. Vitamin A
B. Vitamin B
C. Vitamin C
D. Vitamin D
5 Which functional group is present in glycerol tristearate
A. Carboxylic acid
B. Alcohol
C. Aldehyde
D. Ester
6 The stroids of fungi and yeast and yeast are called:
A. Vitamin D
B. Vitamin D2
C. Ergostrol
D. Cholestrol
7 Factors affecting denaturation of proteins:
A. Change in temp and pH
B. Strong reducing agent
C. Strong oxidizing agent
D. All of these
8 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
9 Cellulose does:
A. Satisfy human appetite
B. Stimulates intestinal peristalsis
C. Gives fibre and bulk to the food
D. All of these
10 Plastics are pollution problem because many plastics:
A. Are made from petroleleum
B. Are very inflammable
C. Burn to produce toxic funes
D. Decompose to produce toxic products

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