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

00:00
Question # 1

C6H12O6 is molecualr formula of:

Question # 2

Monosaccharides belong to the group

Question # 3

The reaction between fat and NaOH is called:

Question # 4

Which is the derived lipid?

Question # 5

Sterols, vitamin D and terpenese belong to

Question # 6

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

Question # 7

Cotton is ______% cellulose

Question # 8

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

Question # 9

The proteins which are derived by conjugated proteins are called as

Question # 10

DNA has deoxyribose, a base and the third component is

Question # 11

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

Question # 12

Vegetable oils are

Question # 13

Which of these polymers is a synthetic polymer?

Question # 14

A fat or oil is characterised for extent of unsaturation by one of the following number, which one

Question # 15

Bakelite is a product formed form

Question # 16

Which property is not present in lipids?

Question # 17

Vitamin A is present in

Question # 18

Which of the following has ester linkage?

Question # 19

Which of the following is the repeating monomeric unit in cellulose

Question # 20

Which of the following statements is incorrect about vitamins

Question # 21

The monomeric units of starch is/are

Question # 22

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

Question # 23

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

Question # 24

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

Question # 25

Plastics are a pollution problem because many plastics

Question # 26

A polymer may be

Question # 27

Vegetable oils are

Question # 28

Polysaccharides are also called

Question # 29

Simple sugars are :

Question # 30

(CH2O)nis general formula for

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 Which is the derived lipid?
A. Common fats
B. Vitamin-D
C. Common oils
D. Spinolipids
2 Which of the following is not present in nucleotide?
A. Guanine
B. Cytosine
C. Adenine
D. Tryoxine
3 Vitamin A is present in
A. Liver
B. Milk
C. Green vegetables
D. All
4 Glycine at pH7 has the structure
A. H2N -- CH2 -- COOH
B. H3N+-- CH2-- COOH
C. H2N -- CH2COO-
D. H3N+-- CH2-- COO-
5 Vegetable oils are
A. Unsaturated fatty acids
B. Glycerides of unsaturated fatty acids
C. Glyccerides of saturated fatty acids
D. Essential oils obtained from plants
6 Which one of the following is not an example of chain growth polymer?
A. Neoprene
B. Bunna-S
C. PMMA
D. Glyptal
7 In macromolecules DP stands for
A. Dissociation parameter
B. Dissociation polymer
C. Degree of polymerization
D. None of these
8 Oxidation reduction is done by
A. Oxidoreductase
B. Lipases
C. Lyase
D. None of these
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 Which of the following brings about the conversion of starch into maltose
A. Maltase
B. Zymase
C. Diatase
D. Invertase

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