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

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

Question # 2

Orlon is a polymer of

Question # 3

Protein are classified into

Question # 4

Glycine at pH7 has the structure

Question # 5

Monosaccharides belong to the group

Question # 6

There are 20 amino acids found in protein which is not the property of these amino acids

Question # 7

Which one of the following is the most abundant organic substance found in nature

Question # 8

Ricket is caused due to the deficiency of vitamin

Question # 9

Which one of the following is a water soluble vitamin

Question # 10

Poly hydroxyl compounds of aldehyde and ketones are:

Question # 11

Factors affecting denaturation of proteins:

Question # 12

Terylene is madeby polymerization of terephthalic acid with

Question # 13

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

Question # 14

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

Question # 15

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

Question # 16

Which is a protein?

Question # 17

Nylon, 6,6 is a condensation polymer of

Question # 18

The disaccharide present in milk is

Question # 19

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

Question # 20

Vitamin A is present in

Question # 21

Bakelite is obtained from phenol by reacting with

Question # 22

Enzymes, in the living systems

Question # 23

Which of the following is not present in nucleotide?

Question # 24

The temp. and pressure used for PVC polymerization is

Question # 25

Which of the following fibres are made of polyamides?

Question # 26

In fructose the possible optical isomers are

Question # 27

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

Question # 28

DNA is a polynucleic acid. The monomer is known as a nucleotide. What is not the component of the nucleoptide

Question # 29

The simplest separating unit of a polymer is called:

Question # 30

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

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 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
2 Ricket is caused due to the deficiency of vitamin
A. A
B. D
C. B
D. E
3 Which of the following fibres are made of polyamides?
A. Dacron
B. Orlon
C. Nylon
D. Rayon
4 An oil or fat with no double bond have iodine number:
A. Zero
B. 100%
C. 50%
D. Minimum
5 Simple sugars are :
A. Monosaccharides
B. Disaccharides
C. Oligo saccharides
D. Trisaccharides
6 Which of the following enzymes brings about the hydrolysis of fats?
A. Urease
B. Maltase
C. Zymase
D. Lypase
7 The fiber which is made from acrylonitrile as monomer:
A. PVC
B. Rayon Fiber
C. Acrylic fiber
D. Polyester fiber
8 Which of the following is a water soluble vetamin?
A. Niacin
B. Riboflavin
C. Trypsin
D. Ascorbic acid
9 Enzymes are catalysts which contain other than carbon and hydrogen one other element
A. Oxygen
B. Sulphur
C. Phosphorus
D. Iodine
10 Terylene is madeby polymerization of terephthalic acid with
A. Ethylene glycol
B. Phenol
C. Ethanol
D. Catechol

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