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

Which of the following is a biodegradable polymer?

Question # 3

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 # 4

The disaccharide present in milk is

Question # 5

Molar mass of high molecular w.f. polymers ranges from:

Question # 6

Naturally occurring lipids are called

Question # 7

Which one of the following is a water soluble vitamin

Question # 8

Which is the polymer that has amide linkage in its structure

Question # 9

Which of the following is an example of ketohexose?

Question # 10

Polysaccharides are also called

Question # 11

Major food factors are:

Question # 12

The temp. and pressure used for PVC polymerization is

Question # 13

In fructose the possible optical isomers are

Question # 14

Which of the following statements is incorrect about vitamins

Question # 15

The reagent which forms crystalline osazone derivative when treated with glucose is

Question # 16

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

Question # 17

β-D-glucose is a monomer for

Question # 18

Two or more similar monomers combine to form:

Question # 19

Which of the following is fully fluorinated polymer?

Question # 20

Which of these polymers is an addition polymer

Question # 21

Orlon is a polymer of

Question # 22

DNA is a polynucleic acid. The monomer is known as a nucleotide. What is not the component of the nucleoptide

Question # 23

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

Question # 24

Teflon, styron and neoprene are all

Question # 25

Violet colour is obtained when dilute CuSO4is added in alkaline solution of protein. This test is known as

Question # 26

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

Question # 27

Which of the following is the repeating monomeric unit in cellulose

Question # 28

The group linkage present in fats is

Question # 29

The metal present in blood is

Question # 30

Purines include

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 A polymer may be
A. Linear
B. Branched
C. Cross linked
D. All of these
2 Simple sugars are :
A. Monosaccharides
B. Disaccharides
C. Oligo saccharides
D. Trisaccharides
3 The polymers which can be re-softened again and again are caled
A. Thermoplastic
B. Thermosetting
C. Both a and b
D. None
4 Cotton is ______% cellulose
A. 90
B. 100
C. 99
D. 30
5 Polymer formation from monomers starts by
A. Condensation reaction between monomers
B. Coordination reaction between monomers
C. Conversion of monomer to monomer ions by protons
D. Hydrolysis of monomers
6 Major food factors are:
A. Fats and oils
B. Carbohydrates
C. Protiens
D. All of these
7 What is not true about DNA
A. It preserve genetic information
B. To relicates
C. Synthesized protein
D. It has a linear structure
8 Hydrolysis of sucrose is called
A. Inhibition
B. Saponification
C. Inversion
D. Hydration
9 (CH2O)nis general formula for
A. Monosaccharides
B. Oiligosaccharides
C. Polysaccharides
D. None of these
10 Which of the following fibres are made of polyamides?
A. Dacron
B. Orlon
C. Nylon
D. Rayon

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