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

Which of the following is obtained by condensation polymerization?

Question # 2

Natural rubber is a polymer of

Question # 3

The fiber which is made from acrylonitrile as monomer:

Question # 4

Enzymes are

Question # 5

Purines include

Question # 6

Enzymes are chemically

Question # 7

Oxidation reduction is done by

Question # 8

The product of addition polymerization reaction is

Question # 9

RNA is a polymer of nucleotide which consist of three components. Which one is not the component in the nucleotide of an RNA

Question # 10

Bakelite is a product formed form

Question # 11

Which of the following polymers is used for weather resistant paints

Question # 12

Which of the following has magnesium?

Question # 13

The simplest separating unit of a polymer is called:

Question # 14

Which of the following is a water soluble vetamin?

Question # 15

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

Question # 16

Orlon is a polymer of

Question # 17

A nucleoside may be

Question # 18

Which property is not present in lipids?

Question # 19

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 # 20

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

Question # 21

Sterols, vitamin D and terpenese belong to

Question # 22

Which of the following is a polyamide?

Question # 23

A condensation polymer among the following is

Question # 24

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

Question # 25

A polymer may be

Question # 26

Which of the following fibres are made of polyamides?

Question # 27

Protein may have

Question # 28

Plastics are a pollution problem because many plastics

Question # 29

Peptide bond is a key feature in

Question # 30

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

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 Polyester resins have special use in:
A. Clothing
B. Paints
C. Emulsion
D. Floor covering
2 Which of the following enzymes brings about the hydrolysis of fats?
A. Urease
B. Maltase
C. Zymase
D. Lypase
3 Which of the following is not present in RNA?
A. Uracil
B. Thymine
C. Ribose
D. Phosphate
4 The disaccharide present in milk is
A. Sucrose
B. Maltose
C. Lactose
D. Cellobiose
5 Cotton has cellulose in it:
A. 96%
B. 97%
C. 98%
D. 99%
6 Ascorbic acid is a chemical name of
A. Vitamin D
B. Vitamin A
C. Vitamin C
D. Vitamin B6
7 Soft drinks and baby feeding bottles are generally made up of
A. Polyester
B. Polyurethane
C. Polyurea
D. Polystyrene
8 The substance upon which an enzyme acts is known as its
A. Domain
B. Field
C. Substrate
D. Reactant
9 Denaturation of protein means the structure of protein is disrupted, indicate which factor foes not denature protein
A. Heating protein
B. pH changes
C. Oxidising agent
D. Keeping pH 7.35
10 The stroids of fungi and yeast and yeast are called:
A. Vitamin D
B. Vitamin D2
C. Ergostrol
D. Cholestrol

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