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

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

Question # 2

Polyester resins have special use in:

Question # 3

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

Question # 4

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

Question # 5

Which of the following is a polyamide?

Question # 6

Purines include

Question # 7

Teflon, styron and neoprene are all

Question # 8

Which of the following is not present in RNA?

Question # 9

Which of the following is not a synthetic polymer?

Question # 10

The substance upon which an enzyme acts is known as its

Question # 11

The monomeric units of starch is/are

Question # 12

Nylon, 6,6 is a condensation polymer of

Question # 13

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

Question # 14

Ascorbic acid is a chemical name of

Question # 15

Ricket is caused due to the deficiency of vitamin

Question # 16

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

Question # 17

Substances that render enzymes catalytically inactive are called

Question # 18

Of the following which is a step growth polymer

Question # 19

Protein may have

Question # 20

The protein which only yield amino acids and their derivatives

Question # 21

Major food factors are:

Question # 22

The other name of cross linked polymers is

Question # 23

C6H12O6 is molecualr formula of:

Question # 24

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

Question # 25

The stroids of fungi and yeast and yeast are called:

Question # 26

Which of the following is the repeating monomeric unit in cellulose

Question # 27

Plastics are pollution problem because many plastics:

Question # 28

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

Question # 29

Enzymes are chemically

Question # 30

The temp. and pressure used for PVC polymerization is

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 Which of the following polymers is used for weather resistant paints
A. Arcylic resins
B. Polyvinyl acetate
C. Polystyrene
D. PVC
2 Monosaccharides are
A. Aldoses
B. Ketoses
C. Either a and b
D. None of these
3 Sterols, vitamin D and terpenese belong to
A. Simple lipids
B. Complex lipids
C. Derived lipids
D. None
4 Which functional group is present in glycerol tristearate
A. Carboxylic acid
B. Alcohol
C. Aldehyde
D. Ester
5 Which of the following is a water soluble vetamin?
A. Niacin
B. Riboflavin
C. Trypsin
D. Ascorbic acid
6 Polymer formation from monomers starts by
A. Condensation reaction between monomers
B. Coordination reaction between monomers
C. Conversion of monomer to monomer ions by protons
D. Hydrolysis of monomers
7 Iodine value of an oil or fat may be defined as
A. The number of grams of iodine taken up by 1 g of the oil or fat
B. The number of grams of iodine taken by 10 g of the oil or fat
C. The number of grams of iodine taken by 100 g of the oil or fat
D. None of the above
8 Which of the following is a molecular diseases?
A. Allergy
B. Cancer
C. German measles
D. Sickle cell anemia
9 Violet colour is obtained when dilute CuSO4is added in alkaline solution of protein. This test is known as
A. Biuret
B. Xanthoproteic test
C. Hopkins-cole
D. All of these
10 Enzymes are
A. Proteins
B. Minerals
C. Oils
D. Fatty acids

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