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 is the repeating monomeric unit in cellulose

Question # 3

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

Question # 4

Plastics are pollution problem because many plastics:

Question # 5

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

Question # 6

Cotton is ______% cellulose

Question # 7

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

Question # 8

Glycine at pH7 has the structure

Question # 9

Teflon, styron and neoprene are all

Question # 10

Major food factors are:

Question # 11

In macromolecules DP stands for

Question # 12

The development of disagreeable odur in fats or oil is called

Question # 13

Factors affecting denaturation of proteins:

Question # 14

The proteins which are derived by conjugated proteins are called as

Question # 15

When a nitrogeneous base combine with a sugar it is called

Question # 16

The prosthetic group in glycoprotein is

Question # 17

Which of the following is a molecular diseases?

Question # 18

Enzymes are catalysts which contain other than carbon and hydrogen one other element

Question # 19

Macromolecules or polymers are large molecules built up from small molecules called monomers. This hypothesis put forward by

Question # 20

Cotton has cellulose in it:

Question # 21

Activity of the enzyme is reduced by

Question # 22

Enzymes, in the living systems

Question # 23

β-D-glucose is a monomer for

Question # 24

Which has maximum protein content?

Question # 25

Glycogen is stored in

Question # 26

The other name of cross linked polymers is

Question # 27

Which of these polymers is a synthetic polymer

Question # 28

Which one of the following is a water soluble vitamin

Question # 29

Which of the following statements is incorrect about vitamins

Question # 30

Which behaves as insulator for animals body?

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ECAT Chapter 25 Important MCQ's

Sr.# Question Answer
1 Which of these polymers is an addition polymer?
A. Nylon-6,6
B. Polystrene
C. Terylene
D. Epoxy resin
2 The stroids of fungi and yeast and yeast are called:
A. Vitamin D
B. Vitamin D2
C. Ergostrol
D. Cholestrol
3 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
4 Cotton is ______% cellulose
A. 90
B. 100
C. 99
D. 30
5 In macromolecules DP stands for
A. Dissociation parameter
B. Dissociation polymer
C. Degree of polymerization
D. None of these
6 Plastics are pollution problem because many plastics:
A. Are made from petroleleum
B. Are very inflammable
C. Burn to produce toxic funes
D. Decompose to produce toxic products
7 The fiber which is made from acrylonitrile as monomer:
A. PVC
B. Rayon Fiber
C. Acrylic fiber
D. Polyester fiber
8 Copolymer is
A. Nylon-6
B. Nylon 66
C. PMMA
D. Polyethene
9 Which teat is not given by both glucose and fructose
A. Give yellow ppt of CHl3with alkaline aqueous iodine
B. With 2, 4-DNPH give yellow ppt of hydrazone
C. Evolve H2gas with Na metal
D. Oxidised with [Ag(NH3)2]+i.e. Tollen's reagent
10 Terylene is madeby polymerization of terephthalic acid with
A. Ethylene glycol
B. Phenol
C. Ethanol
D. Catechol

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