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

Cellulose does:

Question # 2

Monosaccharides belong to the group

Question # 3

Naturally occurring lipids are called

Question # 4

C6H12O6 is molecualr formula of:

Question # 5

The fibre which is made form acrylonitrile as monomer

Question # 6

Copolymer is

Question # 7

Glycine at pH7 has the structure

Question # 8

Hydrolysis of sucrose is called

Question # 9

(CH2O)nis general formula for

Question # 10

Protein may have

Question # 11

Enzymes are catalysts which contain other than carbon and hydrogen one other element

Question # 12

A polymer may be

Question # 13

Soft drinks and baby feeding bottles are generally made up of

Question # 14

Which of the following has magnesium?

Question # 15

Enzymes are chemically

Question # 16

Which of the following is a constituent of nylon?

Question # 17

Which of the following is an example of ketohexose?

Question # 18

The disaccharide present in milk is

Question # 19

Simple sugars are :

Question # 20

The fiber which is made from acrylonitrile as monomer:

Question # 21

Two vitamins absorbed from intestine along with fats are

Question # 22

Plastics are pollution problem because many plastics:

Question # 23

The metal present in blood is

Question # 24

What is the most common catalyst used in hydrogenation of oils

Question # 25

Which of the following is a biodegradable polymer?

Question # 26

The development of disagreeable odur in fats or oil is called

Question # 27

Ascorbic acid is a chemical name of

Question # 28

Which of these polymers is an addition polymer

Question # 29

Polysaccharides are also called

Question # 30

Which of the following brings about the conversion of starch into maltose

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 Protein are classified into
A. Simple protein
B. Complex protein
C. Derived proteins
D. All of these
2 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
A. Oil number
B. Saturation number
C. Iodine number
D. Un saturation number
3 At what pH glycine shows the structure H3N+-- CH2-- COOH
A. 2
B. 7
C. 10
D. 14
4 Simple sugars are :
A. Monosaccharides
B. Disaccharides
C. Oligo saccharides
D. Trisaccharides
5 Which one of the following is a water soluble vitamin
A. D
B. K
C. A
D. Ascorbic acid (Vic C)
6 Vegetables oils are:
A. Unsaturated fatty acids
B. Glycerides of unsaturated fatty acids
C. Essential oils obtained form plants
D. None of these
7 When a nitrogeneous base combine with a sugar it is called
A. Ribose
B. Nucleotides
C. Nucleoside
D. None
8 Two or more similar monomers combine to form:
A. Homopolymer
B. Copolymer
C. Ter polymer
D. Thermoplastic polymers
9 The reagent which forms crystalline osazone derivative when treated with glucose is
A. Fehling solution
B. Phenyl hydrazine
C. Benedict solution
D. Hydroxyl amine
10 Which of the following is not present in RNA?
A. Uracil
B. Thymine
C. Ribose
D. Phosphate

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