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 polymers is used for weather resistant paints

Question # 2

Which of the following is obtained by condensation polymerization?

Question # 3

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 # 4

Which of these polymers is an addition polymer

Question # 5

Which of the following is a water soluble vetamin?

Question # 6

Which functional group is present in glycerol tristearate

Question # 7

Which one of the following is a water soluble vitamin

Question # 8

Violet colour is obtained when dilute CuSO4is added in alkaline solution of protein. This test is known as

Question # 9

Soft drinks and baby feeding bottles are generally made up of

Question # 10

The monomeric units of starch is/are

Question # 11

The simplest separating unit of a polymer is called:

Question # 12

An oil or fat with no double bond have iodine number:

Question # 13

What is the most common catalyst used in hydrogenation of oils

Question # 14

Which of the following statements is incorrect about vitamins

Question # 15

Monosaccharides belong to the group

Question # 16

Simple sugars are :

Question # 17

Organic synthetic or man made polymers are plastics, rubber and fibre. Which is not a synthetic polymer

Question # 18

Which of the following is not an example of addition polymer?

Question # 19

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

Question # 20

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

Question # 21

An example of water soluble vitamin is

Question # 22

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

Question # 23

Two vitamins absorbed from intestine along with fats are

Question # 24

Which teat is not given by both glucose and fructose

Question # 25

The temp. and pressure used for PVC polymerization is

Question # 26

Natural rubber is a polymer of

Question # 27

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

Question # 28

Which of the following is a steroid

Question # 29

Which one is a polymer compound?

Question # 30

Cotton is ______% cellulose

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 Monosaccharides are
A. Aldoses
B. Ketoses
C. Either a and b
D. None of these
2 Enzymes catalyse all biological reactions occurring in the cell. What is true about an enzyme
A. Enzyme is a small molecule
B. Enzyme is acidic in nature
C. Enzyme is a protein
D. Enzyme is a lipid
3 Ricket is caused due to the deficiency of vitamin
A. A
B. D
C. B
D. E
4 Vitamin A is present in
A. Liver
B. Milk
C. Green vegetables
D. All
5 Molar mass of high molecular w.f. polymers ranges from:
A. 1000 to 10000
B. 10000 to 100000
C. 100000 to 1000000
D. 1000 to 100000000
6 RNA is a polymer of nucleotide which consist of three components. Which one is not the component in the nucleotide of an RNA
A. D-Ribose
B. Wracil base
C. Prosphate group
D. Thyamine base
7 Which of the following is the repeating monomeric unit in cellulose
A. Sucrose
B. Maltose
C. Cellobiose
D. Glucose
8 Copolymer is
A. Nylon-6
B. Nylon 66
C. PMMA
D. Polyethene
9 A sequence of how many nucleotides in massenger RNA makes a codon for an amino acid
A. Three
B. Four
C. One
D. Two
10 The prosthetic group in glycoprotein is
A. Carbohydrate
B. Fat
C. Vitamin
D. Nucleic acid

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