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 is a water soluble vetamin?

Question # 2

A polymer may be

Question # 3

The number of amino acids found in proteins that a human body can synthesize is

Question # 4

Which of the following is a polyamide?

Question # 5

Which of the following is obtained by condensation polymerization?

Question # 6

Which one of the following is a water soluble vitamin

Question # 7

Monosaccharides and oligosacchradies are generally called as

Question # 8

Vegetables oils are:

Question # 9

Glycine at pH7 has the structure

Question # 10

Vitamin A is present in

Question # 11

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

Question # 12

Which of the following is fully fluorinated polymer?

Question # 13

Which is the derived lipid?

Question # 14

Which one is a polymer compound?

Question # 15

The polymers which can be re-softened again and again are caled

Question # 16

Which polymerization is free radical machanism based

Question # 17

DNA has deoxyribose, a base and the third component is

Question # 18

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

Question # 19

The reaction between fat and NaOH is called

Question # 20

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

Question # 21

The substance upon which an enzyme acts is known as its

Question # 22

(CH2O)nis general formula for

Question # 23

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

Question # 24

One of the followings is not type of polymer

Question # 25

Substances that render enzymes catalytically inactive are called

Question # 26

Sterols, vitamin D and terpenese belong to

Question # 27

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

Question # 28

Terylene is madeby polymerization of terephthalic acid with

Question # 29

Soft drinks and baby feeding bottles are generally made up of

Question # 30

The other name of cross linked polymers is

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 Which one of the following is the most abundant organic substance found in nature
A. Fructose
B. Starch
C. Glucose
D. Cellulose
2 The stroids of fungi and yeast and yeast are called:
A. Vitamin D
B. Vitamin D2
C. Ergostrol
D. Cholestrol
3 The high molecular weight materials which yield on hydrolysis the amino acids is called:
A. Carbohydrates
B. Lipids
C. Fatty acids
D. Proteins
4 How is the secondary structure of protein stabilized
A. Through hydrogen bonding
B. Through ionic bonding
C. Through van der wall forces
D. Through covalent bonding
5 Peptide bond is a key feature in
A. Polysaccharide
B. Proteins
C. Nucleotide
D. Vitamins
6 An oil or fat with no double bond have iodine number:
A. Zero
B. 100%
C. 50%
D. Minimum
7 A fibre which is made from acrylonitrile as monomer
A. PVC
B. Rayon fibre
C. Acrylic fibre
D. Polyester fibre
8 Substances that render enzymes catalytically inactive are called
A. Conenzymes
B. Substrates
C. Inhibitors
D. Apoezymes
9 Which of the following is a polyamide?
A. Nylon
B. Orlon
C. Teflon
D. Terylene
10 Which of the following is a steroid
A. Vitamin A
B. Vitamin B
C. Vitamin C
D. Vitamin D

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