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

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

Question # 2

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

Question # 3

C6H12O6 is molecualr formula of:

Question # 4

Vegetable oils are

Question # 5

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

Question # 6

Vegetables oils are:

Question # 7

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

Question # 8

The other name of cross linked polymers is

Question # 9

Bakelite is a product formed form

Question # 10

Terylene is madeby polymerization of terephthalic acid with

Question # 11

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 # 12

The disaccharide present in milk is

Question # 13

(CH2O)nis general formula for

Question # 14

Cotton has cellulose in it:

Question # 15

Vegetable oils are

Question # 16

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

Question # 17

Nylon, 6,6 is a condensation polymer of

Question # 18

Which is the polymer that has amide linkage in its structure

Question # 19

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

Question # 20

Which one is a polymer compound?

Question # 21

The main structure features of proteins is

Question # 22

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

Question # 23

Oxidation reduction is done by

Question # 24

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

Question # 25

RNA is a polymer of nucleotide which consist of three components. Which one is not the component in the nucleotide of an RNA

Question # 26

The monomeric units of starch is/are

Question # 27

Which of the following has ester linkage?

Question # 28

The development of disagreeable odur in fats or oil is called

Question # 29

Bakelite is obtained from phenol by reacting with

Question # 30

Naturally occurring lipids are called

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 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
2 Which of these polymers is an addition polymer
A. Nylon 6,6
B. Polystyrene
C. Terylene
D. Epoxy resin
3 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
4 Ricket is caused due to the deficiency of vitamin
A. A
B. D
C. B
D. E
5 Which one of the following is a water soluble vitamin
A. D
B. K
C. A
D. Ascorbic acid (Vic C)
6 In macromolecules DP stands for
A. Dissociation parameter
B. Dissociation polymer
C. Degree of polymerization
D. None of these
7 Which of the following polymers is used for weather resistant paints
A. Arcylic resins
B. Polyvinyl acetate
C. Polystyrene
D. PVC
8 A polymeric substance that is formed in the liquid state and then hardened to a rigid solid is called a:
A. Fiber
B. Plastic
C. Vanish
D. Polyamide resin
9 Simple sugars are :
A. Monosaccharides
B. Disaccharides
C. Oligo saccharides
D. Trisaccharides
10 An oil or fat with no double bond have iodine number:
A. Zero
B. 100%
C. 50%
D. Minimum

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