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

Two vitamins absorbed from intestine along with fats are

Question # 2

Peptide bond is a key feature in

Question # 3

Which of the following is not present in nucleotide?

Question # 4

Bakelite is obtained from phenol by reacting with

Question # 5

Synthetic polymer prepared from caprolactum is known is

Question # 6

A fat or oil is characterised for extent of unsaturation by one of the following number, which one

Question # 7

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

Question # 8

Two or more similar monomers combine to form:

Question # 9

Polysaccharides are also called

Question # 10

The digestion of fats in the intestines is aided by

Question # 11

Which teat is not given by both glucose and fructose

Question # 12

Substances that render enzymes catalytically inactive are called

Question # 13

Nylon, 6,6 is a condensation polymer of

Question # 14

Which of these polymers is a synthetic polymer?

Question # 15

Purines include

Question # 16

The number of amino acids found in proteins that a human body can synthesize is

Question # 17

Which of the following has magnesium?

Question # 18

Cotton has cellulose in it:

Question # 19

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

Question # 20

Enzymes are

Question # 21

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

Question # 22

C6H12O6 is molecualr formula of:

Question # 23

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

Question # 24

The temp. and pressure used for PVC polymerization is

Question # 25

Which of the following is obtained by condensation polymerization?

Question # 26

What is not true about DNA

Question # 27

Which is not a steroid

Question # 28

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

Question # 29

Which is a protein?

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 Which of these polymers is an addition polymer?
A. Nylon-6,6
B. Polystrene
C. Terylene
D. Epoxy resin
2 Cellulose does:
A. Satisfy human appetite
B. Stimulates intestinal peristalsis
C. Gives fibre and bulk to the food
D. All of these
3 The product of addition polymerization reaction is
A. PVC
B. Nylon
C. Terylene
D. Polyamide
4 Soft drinks and baby feeding bottles are generally made up of
A. Polyester
B. Polyurethane
C. Polyurea
D. Polystyrene
5 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
6 Substances that render enzymes catalytically inactive are called
A. Conenzymes
B. Substrates
C. Inhibitors
D. Apoezymes
7 Peptide bond is a key feature in
A. Polysaccharide
B. Proteins
C. Nucleotide
D. Vitamins
8 Which of the following is a steroid
A. Vitamin A
B. Vitamin B
C. Vitamin C
D. Vitamin D
9 Simple sugars are :
A. Monosaccharides
B. Disaccharides
C. Oligo saccharides
D. Trisaccharides
10 Factors affecting denaturation of proteins:
A. Change in temp and pH
B. Strong reducing agent
C. Strong oxidizing agent
D. All of these

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