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

In which of these processes are smell organic molecules made into macromolecules?

Question # 2

Ascorbic acid is a chemical name of

Question # 3

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

Question # 4

For every reaction occurring in the body three is at least one type of

Question # 5

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

Question # 6

The clotting time of blood is increased due to the deficiency of

Question # 7

Purines include

Question # 8

Cotton has cellulose in it:

Question # 9

The reagent which forms crystalline osazone derivative when treated with glucose is

Question # 10

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

Question # 11

β-D-glucose is a monomer for

Question # 12

A polymer may be

Question # 13

Which of the following has magnesium?

Question # 14

The digestion of fats in the intestines is aided by

Question # 15

The stroids of fungi and yeast and yeast are called:

Question # 16

Factors affecting denaturation of proteins:

Question # 17

Iodine value of an oil or fat may be defined as

Question # 18

Which polymerization is free radical machanism based

Question # 19

The monomeric units of starch is/are

Question # 20

Synthetic polymer prepared from caprolactum is known is

Question # 21

Monosaccharides and oligosacchradies are generally called as

Question # 22

Which of the following is not present in nucleotide?

Question # 23

Which of the following fibres are made of polyamides?

Question # 24

Which behaves as insulator for animals body?

Question # 25

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

Question # 26

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

Question # 27

Simple sugars are :

Question # 28

Which of the following is a water soluble vetamin?

Question # 29

Which is the polymer that has amide linkage in its structure

Question # 30

Which of the following is not present in RNA?

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 Which of the following is obtained by condensation polymerization?
A. Polyethene
B. Teflon
C. Phenol formaldehyde resin
D. Nitrile rubber
2 The fiber which is made from acrylonitrile as monomer:
A. PVC
B. Rayon Fiber
C. Acrylic fiber
D. Polyester fiber
3 A polymer may be
A. Linear
B. Branched
C. Cross linked
D. All of these
4 Which of the following is fully fluorinated polymer?
A. Neoprene
B. Teflon
C. Thiokol
D. PVC
5 Nylon, 6,6 is a condensation polymer of
A. Adipic acid and glycol
B. Phthalic acid and glycol
C. Adipic acid and hexaethylene diamine
D. Pthalic acid and hexaethylene diamine
6 Which polymerization is free radical machanism based
A. Addition
B. Condensation
C. Both a and b
D. None
7 Protein may have
A. Primary structure
B. Secondary structure
C. Tertiary structure
D. All of these
8 Which one of the following is not an example of chain growth polymer?
A. Neoprene
B. Bunna-S
C. PMMA
D. Glyptal
9 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
A. Oil number
B. Saturation number
C. Iodine number
D. Un saturation number
10 The main structure features of proteins is
A. An ester linkage
B. An ether linkage
C. The peptide linkage
D. All

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