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

Among the following polymers, the strongest molecular forces are present in

Question # 2

The reaction between fat and NaOH is called

Question # 3

Of the following which is a step growth polymer

Question # 4

Which of the following is fully fluorinated polymer?

Question # 5

Vegetables oils are:

Question # 6

Soft drinks and baby feeding bottles are generally made up of

Question # 7

How is the secondary structure of protein stabilized

Question # 8

The other name of cross linked polymers is

Question # 9

The protein which only yield amino acids and their derivatives

Question # 10

Major food factors are:

Question # 11

Poly hydroxyl compounds of aldehyde and ketones are:

Question # 12

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 # 13

Which of the following has magnesium?

Question # 14

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

Question # 15

Which of the following is a water soluble vetamin?

Question # 16

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

Question # 17

Which of the following polymers is used for weather resistant paints

Question # 18

Enzymes catalyse all biological reactions occurring in the cell. What is true about an enzyme

Question # 19

The metal present in blood is

Question # 20

When a nitrogeneous base combine with a sugar it is called

Question # 21

Which of the following is a polyamide?

Question # 22

Plastics are a pollution problem because many plastics

Question # 23

Which carbohydrates is an essential constituent of plant cells?

Question # 24

Which one of the following is not an example of chain growth polymer?

Question # 25

Factors affecting denaturation of proteins:

Question # 26

Which is a protein?

Question # 27

Polymer formation from monomers starts by

Question # 28

The polymers which can be re-softened again and again are caled

Question # 29

The high molecular weight materials which yield on hydrolysis the amino acids is called:

Question # 30

Ricket is caused due to the deficiency of vitamin

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 Cotton is ______% cellulose
A. 90
B. 100
C. 99
D. 30
2 Factors affecting denaturation of proteins:
A. Change in temp and pH
B. Strong reducing agent
C. Strong oxidizing agent
D. All of these
3 The disaccharide present in milk is
A. Sucrose
B. Maltose
C. Lactose
D. Cellobiose
4 A polymer may be
A. Linear
B. Branched
C. Cross linked
D. All of these
5 Peptide bond is a key feature in
A. Polysaccharide
B. Proteins
C. Nucleotide
D. Vitamins
6 The product of addition polymerization reaction is
A. PVC
B. Nylon
C. Terylene
D. Polyamide
7 Which one of the following is not an example of chain growth polymer?
A. Neoprene
B. Bunna-S
C. PMMA
D. Glyptal
8 Soft drinks and baby feeding bottles are generally made up of
A. Polyester
B. Polyurethane
C. Polyurea
D. Polystyrene
9 Vegetables oils are:
A. Unsaturated fatty acids
B. Glycerides of unsaturated fatty acids
C. Essential oils obtained form plants
D. None of these
10 Which of these polymers is an addition polymer
A. Nylon 6,6
B. Polystyrene
C. Terylene
D. Epoxy resin

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