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

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

Question # 2

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

Question # 3

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

Question # 4

Protein may have

Question # 5

The monomeric units of starch is/are

Question # 6

The disaccharide present in milk is

Question # 7

Which is the derived lipid?

Question # 8

Which of these polymers is an addition polymer?

Question # 9

Hydrolysis of sucrose is called

Question # 10

The fibre which is made form acrylonitrile as monomer

Question # 11

Enzymes are

Question # 12

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

Question # 13

Which of the following is a steroid

Question # 14

Which of the following fibres are made of polyamides?

Question # 15

The other name of cross linked polymers is

Question # 16

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

Question # 17

Purine derivative among the following bases is

Question # 18

Which of these polymers is an addition polymer

Question # 19

The development of disagreeable odur in fats or oil is called

Question # 20

On hydrolysis of starch, we finally get

Question # 21

The three dimensional folding and twisting of a polypeptide chain give rise to

Question # 22

Cotton has cellulose in it:

Question # 23

Molar mass of high molecular w.f. polymers ranges from:

Question # 24

Polyester resins have special use in:

Question # 25

Which is not a steroid

Question # 26

Cotton is ______% cellulose

Question # 27

Which of these polymers is an addition polymer

Question # 28

Teflon, styron and neoprene are all

Question # 29

Which of the following is a water soluble vetamin?

Question # 30

A polymer may be

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 Monosaccharides are
A. Aldoses
B. Ketoses
C. Either a and b
D. None of these
2 An oil or fat with no double bond have iodine number:
A. Zero
B. 100%
C. 50%
D. Minimum
3 Teflon, styron and neoprene are all
A. Copolymers
B. Condensation polymers
C. Homopolymers
D. Monomers
4 The polymers which can be re-softened again and again are caled
A. Thermoplastic
B. Thermosetting
C. Both a and b
D. None
5 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
6 Macromolecules or polymers are large molecules built up from small molecules called monomers. This hypothesis put forward by
A. Schrodixger
B. Standinger
C. Lewis
D. Newton
7 Ricket is caused due to the deficiency of vitamin
A. A
B. D
C. B
D. E
8 Glycine at pH7 has the structure
A. H2N -- CH2 -- COOH
B. H3N+-- CH2-- COOH
C. H2N -- CH2COO-
D. H3N+-- CH2-- COO-
9 Bakelite is obtained from phenol by reacting with
A. Acetaldehyde
B. Acetal
C. Formaldehyde
D. Chlorobenzene
10 Peptide bond is a key feature in
A. Polysaccharide
B. Proteins
C. Nucleotide
D. Vitamins

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