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

Simple sugars are :

Question # 2

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

Question # 3

Which of the following is the repeating monomeric unit in cellulose

Question # 4

Which of these polymers is an addition polymer

Question # 5

Hydrolysis of sucrose is called

Question # 6

The temp. and pressure used for PVC polymerization is

Question # 7

Cotton has cellulose in it:

Question # 8

The monomeric units of starch is/are

Question # 9

The fiber which is made from acrylonitrile as monomer:

Question # 10

A polymeric substance that is formed in the liquid state and then hardened to a rigid solid is called a:

Question # 11

Major food factors are:

Question # 12

β-D-glucose is a monomer for

Question # 13

The reaction between fat and NaOH is called:

Question # 14

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

Question # 15

Vegetable oils are

Question # 16

The substance upon which an enzyme acts is known as its

Question # 17

Glyptal polymer is obtained from glycerol on reacting with

Question # 18

The proteins which are derived by conjugated proteins are called as

Question # 19

Nylon, 6,6 is a condensation polymer of

Question # 20

In which of these processes are smell organic molecules made into macromolecules?

Question # 21

Polysaccharides are also called

Question # 22

The stroids of fungi and yeast and yeast are called:

Question # 23

Bakelite is a product formed form

Question # 24

The fibre which is made form acrylonitrile as monomer

Question # 25

Which of the following has magnesium?

Question # 26

(CH2O)nis general formula for

Question # 27

Synthetic polymer prepared from caprolactum is known is

Question # 28

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

Question # 29

A condensation polymer among the following is

Question # 30

Monosaccharides belong to the group

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 Which of the following is obtained by condensation polymerization?
A. Polyethene
B. Teflon
C. Phenol formaldehyde resin
D. Nitrile rubber
2 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
3 Poly hydroxyl compounds of aldehyde and ketones are:
A. Carbohydrates
B. Proteins
C. Fats
D. Lipids
4 The other name of cross linked polymers is
A. Linear polymer
B. Branched polymer
C. Inter connected polymers
D. None of these
5 One of the followings is not type of polymer
A. Homopolymer
B. Copolymer
C. Heteropolymer
D. Terpolymer
6 Teflon, styron and neoprene are all
A. Copolymers
B. Condensation polymers
C. Homopolymers
D. Monomers
7 Two or more similar monomers combine to form:
A. Homopolymer
B. Copolymer
C. Ter polymer
D. Thermoplastic polymers
8 The number of amino acids found in proteins that a human body can synthesize is
A. 20
B. 10
C. 5
D. 14
9 The main structure features of proteins is
A. An ester linkage
B. An ether linkage
C. The peptide linkage
D. All
10 Which one of the following statements of glucose and sucrose is incorrect?
A. Both are soluble in water
B. Both are naturally occuring
C. Both are carbohydrates
D. Both are disaccharides

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