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

Bakelite is obtained from phenol by reacting with

Question # 2

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

Question # 3

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

Question # 4

Which of the following is fully fluorinated polymer?

Question # 5

Which one of the following is a water soluble vitamin

Question # 6

Purine derivative among the following bases is

Question # 7

Which one is a polymer compound?

Question # 8

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

Question # 9

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 # 10

Bakelite is a product formed form

Question # 11

Which of the following has magnesium?

Question # 12

Which of the following statements is incorrect about vitamins

Question # 13

Of the following which is a step growth polymer

Question # 14

Sterols, vitamin D and terpenese belong to

Question # 15

The prosthetic group in glycoprotein is

Question # 16

The metal present in blood is

Question # 17

Among the following polymers, the strongest molecular forces are present in

Question # 18

Which of the following is a biodegradable polymer?

Question # 19

Which is the polymer that has amide linkage in its structure

Question # 20

The temp. and pressure used for PVC polymerization is

Question # 21

Terylene is madeby polymerization of terephthalic acid with

Question # 22

Which is a protein?

Question # 23

Which of these polymers is a synthetic polymer

Question # 24

The stroids of fungi and yeast and yeast are called:

Question # 25

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

Question # 26

For every reaction occurring in the body three is at least one type of

Question # 27

The group linkage present in fats is

Question # 28

Which is not an enzyme

Question # 29

Polyester resins have special use in:

Question # 30

How is the secondary structure of protein stabilized

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 Cotton is ______% cellulose
A. 90
B. 100
C. 99
D. 30
2 Terylene is madeby polymerization of terephthalic acid with
A. Ethylene glycol
B. Phenol
C. Ethanol
D. Catechol
3 The reagent which forms crystalline osazone derivative when treated with glucose is
A. Fehling solution
B. Phenyl hydrazine
C. Benedict solution
D. Hydroxyl amine
4 Which of the following is not a synthetic polymer?
A. Polyethylene
B. PVC
C. Nylon
D. Cellophane
5 At what pH glycine shows the structure H3N+-- CH2-- COOH
A. 2
B. 7
C. 10
D. 14
6 Monosaccharides are
A. Aldoses
B. Ketoses
C. Either a and b
D. None of these
7 Peptide bond is a key feature in
A. Polysaccharide
B. Proteins
C. Nucleotide
D. Vitamins
8 Which of the following fibres are made of polyamides?
A. Dacron
B. Orlon
C. Nylon
D. Rayon
9 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
10 Nylon, 6,6 is a condensation polymer of
A. Adipic acid and glycol
B. Phthalic acid and glycol
C. Adipic acid and hexaethylene diamine
D. Pthalic acid and hexaethylene diamine

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