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

The monomeric units of starch is/are

Question # 2

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

Question # 3

Monosaccharides belong to the group

Question # 4

Which of the following is not present in nucleotide?

Question # 5

Enzymes are

Question # 6

What is not true about DNA

Question # 7

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

Question # 8

The substance upon which an enzyme acts is known as its

Question # 9

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

Question # 10

Poly hydroxyl compounds of aldehyde and ketones are:

Question # 11

The disaccharide present in milk is

Question # 12

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

Question # 13

Which of these polymers is an addition polymer?

Question # 14

Terylene is madeby polymerization of terephthalic acid with

Question # 15

Vegetable oils are

Question # 16

Enzymes are chemically

Question # 17

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

Question # 18

A fibre which is made from acrylonitrile as monomer

Question # 19

Which carbohydrates is an essential constituent of plant cells?

Question # 20

Purine derivative among the following bases is

Question # 21

Which is the derived lipid?

Question # 22

Which of the following is a constituent of nylon?

Question # 23

Which of the following has magnesium?

Question # 24

Which one of the following is a water soluble vitamin

Question # 25

Vegetable oils are

Question # 26

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

Question # 27

A condensation polymer among the following is

Question # 28

The simplest separating unit of a polymer is called:

Question # 29

Copolymer is

Question # 30

Which of the following is fully fluorinated polymer?

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 One of the followings is not type of polymer
A. Homopolymer
B. Copolymer
C. Heteropolymer
D. Terpolymer
2 Which one is a polymer compound?
A. SO2
B. CO2
C. CH4
D. PVC
3 Which one of the following is the most abundant organic substance found in nature
A. Fructose
B. Starch
C. Glucose
D. Cellulose
4 Which of the following is a steroid
A. Vitamin A
B. Vitamin B
C. Vitamin C
D. Vitamin D
5 Soft drinks and baby feeding bottles are generally made up of
A. Polyester
B. Polyurethane
C. Polyurea
D. Polystyrene
6 Protein may have
A. Primary structure
B. Secondary structure
C. Tertiary structure
D. All of these
7 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
8 Which one of the following elements is not present in all proteins
A. Carbon
B. Hydrogen
C. Nitrogen
D. Sulphur
9 Which property is not present in lipids?
A. Liquid
B. Solid or semi solid
C. Soluble in water
D. Form emultion
10 A fat or oil is characterised for extent of unsaturation by one of the following number, which one
A. Rancidity number
B. Acid number
C. Iodine number
D. Saponicfication number

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