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

The group linkage present in fats is

Question # 2

The monomeric units of starch is/are

Question # 3

Among the following polymers, the strongest molecular forces are present in

Question # 4

Which of the following is not present in nucleotide?

Question # 5

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

Question # 6

Substances that render enzymes catalytically inactive are called

Question # 7

The proteins which are derived by conjugated proteins are called as

Question # 8

Iodine value of an oil or fat may be defined as

Question # 9

Teflon, styron and neoprene are all

Question # 10

Which of the following is not a synthetic polymer?

Question # 11

The simplest separating unit of a polymer is called:

Question # 12

Which of the following is a molecular diseases?

Question # 13

DNA has deoxyribose, a base and the third component is

Question # 14

Hydrolysis of sucrose is called

Question # 15

Which of the following is a water soluble vetamin?

Question # 16

Monosaccharides are

Question # 17

The fiber which is made from acrylonitrile as monomer:

Question # 18

How is the secondary structure of protein stabilized

Question # 19

What is the most common catalyst used in hydrogenation of oils

Question # 20

The product of addition polymerization reaction is

Question # 21

Enzymes, in the living systems

Question # 22

Which behaves as insulator for animals body?

Question # 23

The stroids of fungi and yeast and yeast are called:

Question # 24

Which teat is not given by both glucose and fructose

Question # 25

Peptide bond is a key feature in

Question # 26

Poly hydroxyl compounds of aldehyde and ketones are:

Question # 27

Which of the following is fully fluorinated polymer?

Question # 28

Which one of the following is a water soluble vitamin

Question # 29

Bakelite is obtained from phenol by reacting with

Question # 30

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

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ECAT Chapter 25 Important MCQ's

Sr.# Question Answer
1 At what pH glycine shows the structure H3N+-- CH2-- COOH
A. 2
B. 7
C. 10
D. 14
2 The prosthetic group in glycoprotein is
A. Carbohydrate
B. Fat
C. Vitamin
D. Nucleic acid
3 What is the most common catalyst used in hydrogenation of oils
A. Cobalt
B. Nickel
C. Tungsten
D. Copper
4 The other name of cross linked polymers is
A. Linear polymer
B. Branched polymer
C. Inter connected polymers
D. None of these
5 The polymers which can be re-softened again and again are caled
A. Thermoplastic
B. Thermosetting
C. Both a and b
D. None
6 Which of the following polymers is used for weather resistant paints
A. Arcylic resins
B. Polyvinyl acetate
C. Polystyrene
D. PVC
7 Which is not a steroid
A. Cholesterol
B. Ergosterol
C. Phospholipids
D. None of these
8 Oxidation reduction is done by
A. Oxidoreductase
B. Lipases
C. Lyase
D. None of these
9 Enzymes catalyse all biological reactions occurring in the cell. What is true about an enzyme
A. Enzyme is a small molecule
B. Enzyme is acidic in nature
C. Enzyme is a protein
D. Enzyme is a lipid
10 Organic synthetic or man made polymers are plastics, rubber and fibre. Which is not a synthetic polymer
A. Silk
B. Polyester
C. Polyvinyl chloride
D. Nylon

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