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

Bakelite is a product formed form

Question # 2

Plastics are a pollution problem because many plastics

Question # 3

Which of the following has magnesium?

Question # 4

The reaction between fat and NaOH is called

Question # 5

Major food factors are:

Question # 6

In macromolecules DP stands for

Question # 7

Which teat is not given by both glucose and fructose

Question # 8

Which of the following fibres are made of polyamides?

Question # 9

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

Question # 10

Denaturation of protein means the structure of protein is disrupted, indicate which factor foes not denature protein

Question # 11

The group linkage present in fats is

Question # 12

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

Question # 13

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

Question # 14

Which of these polymers is an addition polymer

Question # 15

Which of the following is a steroid

Question # 16

Which of the following is the repeating monomeric unit in cellulose

Question # 17

Monosaccharides and oligosacchradies are generally called as

Question # 18

Which of the following elements is not present in all proteins?

Question # 19

The proteins which are derived by conjugated proteins are called as

Question # 20

Polyester resins have special use in:

Question # 21

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

Question # 22

Plastics are a pollution problem because many plastics

Question # 23

The fiber which is made from acrylonitrile as monomer:

Question # 24

The degree of unsaturation in fats or oils is usually measured by numbers of grams of iodine required by 100 grmas of fat, this is called

Question # 25

Ricket is caused due to the deficiency of vitamin

Question # 26

Substances that render enzymes catalytically inactive are called

Question # 27

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

Question # 28

Soft drinks and baby feeding bottles are generally made up of

Question # 29

Synthetic polymer prepared from caprolactum is known is

Question # 30

Which of the following is obtained by condensation polymerization?

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ECAT Chemistry 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 Which is the polymer that has amide linkage in its structure
A. PVC
B. Poly ethene
C. Polyester
D. Nylon
4 Ascorbic acid is a chemical name of
A. Vitamin D
B. Vitamin A
C. Vitamin C
D. Vitamin B6
5 Hydrolysis of sucrose is called
A. Inhibition
B. Saponification
C. Inversion
D. Hydration
6 Which of these polymers is a synthetic polymer
A. Animal fat
B. Starch
C. Cellulose
D. Polyester
7 The reaction between fat and NaOH is called:
A. Esterification
B. Hydrogenolysis
C. Fermentation
D. Sponification
8 The monomeric units of starch is/are
A. Glucose
B. Fructose
C. Glucose and fructose
D. Mannose
9 Which behaves as insulator for animals body?
A. Carbohydrates
B. Proteins
C. Fats
D. Skin
10 Teflon, styron and neoprene are all
A. Copolymers
B. Condensation polymers
C. Homopolymers
D. Monomers

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