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

Polyester resins have special use in:

Question # 2

The product of addition polymerization reaction is

Question # 3

Naturally occurring lipids are called

Question # 4

Plastics are a pollution problem because many plastics

Question # 5

Which of the following is a constituent of nylon?

Question # 6

Which of the following is not present in nucleotide?

Question # 7

An oil or fat with no double bond have iodine number:

Question # 8

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

Question # 9

Activity of the enzyme is reduced by

Question # 10

Monosaccharides are

Question # 11

The protein which only yield amino acids and their derivatives

Question # 12

Which of these polymers is an addition polymer

Question # 13

Orlon is a polymer of

Question # 14

Which of the following is fully fluorinated polymer?

Question # 15

The temp. and pressure used for PVC polymerization is

Question # 16

Protein may have

Question # 17

Which has maximum protein content?

Question # 18

Which one of the following enzymes brings about the hydrolysis of fats

Question # 19

The reaction between fat and NaOH is called:

Question # 20

Enzymes, in the living systems

Question # 21

Cotton has cellulose in it:

Question # 22

The prosthetic group in glycoprotein is

Question # 23

Enzymes are

Question # 24

Violet colour is obtained when dilute CuSO4is added in alkaline solution of protein. This test is known as

Question # 25

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

Question # 26

Oxidation reduction is done by

Question # 27

The fiber which is made from acrylonitrile as monomer:

Question # 28

The proteins which are derived by conjugated proteins are called as

Question # 29

What is not true about DNA

Question # 30

Major food factors are:

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 The group linkage present in fats is
A. Peptide linkage
B. Ester linkage
C. Glycosidic linkage
D. None of these
2 Enzymes are chemically
A. Carbohydrates
B. Proteins
C. Fatty acids
D. Phospholipids
3 Which of the following has magnesium?
A. Carbonic anhydrase
B. Haemocyanin
C. chlorophyll
D. Vitamin B12
4 The protein which only yield amino acids and their derivatives
A. Simple proteins
B. Complex proteins
C. Derived protein
D. All of these
5 Polysaccharides are also called
A. Crystals
B. Sugars
C. Liquids
D. None sugars
6 Plastics are a pollution problem because many plastics
A. Are made from petroleum
B. Are very inflammable
C. Burn to produce toxic fumes
D. Decompose to produce toxic products
7 Vegetable oils are
A. Unsaturated fatty acids
B. Glycerides of unsaturated fatty acids
C. Glyccerides of saturated fatty acids
D. Essential oils obtained from plants
8 The simplest separating unit of a polymer is called:
A. Monomer
B. Dimer
C. Trimmer
D. Macromer
9 The reaction between fat and NaOH is called
A. Esterification
B. Hydrogenolysis
C. Fermentation
D. Saponification
10 The three dimensional folding and twisting of a polypeptide chain give rise to
A. Primary structure
B. Secondary structure
C. Tertiary structure
D. All of these tertiary

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