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

Two or more similar monomers combine to form:

Question # 2

A polymer may be

Question # 3

Which of the following is fully fluorinated polymer?

Question # 4

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

Question # 5

The high molecular weight materials which yield on hydrolysis the amino acids is called:

Question # 6

In macromolecules DP stands for

Question # 7

Which of these polymers is an addition polymer

Question # 8

Which of these polymers is a synthetic polymer

Question # 9

When a nitrogeneous base combine with a sugar it is called

Question # 10

Which of these polymers is an addition polymer

Question # 11

Which of the following is a biodegradable polymer?

Question # 12

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

Question # 13

Natural rubber is a polymer of

Question # 14

The reaction between fat and NaOH is called:

Question # 15

The stroids of fungi and yeast and yeast are called:

Question # 16

Which of the following is a molecular diseases?

Question # 17

Which of the following is the repeating monomeric unit in cellulose

Question # 18

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

Question # 19

The other name of cross linked polymers is

Question # 20

The fibre which is made form acrylonitrile as monomer

Question # 21

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

Question # 22

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

Question # 23

Which carbohydrates is an essential constituent of plant cells?

Question # 24

Glycogen is stored in

Question # 25

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

Question # 26

The disaccharide present in milk is

Question # 27

Bakelite is obtained from phenol by reacting with

Question # 28

The polymers which can not be re-softened again and again are called

Question # 29

Which teat is not given by both glucose and fructose

Question # 30

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

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 Which of the following is an example of ketohexose?
A. Mannose
B. Galactose
C. Maltose
D. Fructose
2 Violet colour is obtained when dilute CuSO4is added in alkaline solution of protein. This test is known as
A. Biuret
B. Xanthoproteic test
C. Hopkins-cole
D. All of these
3 The temp. and pressure used for PVC polymerization is
A. 10°C and 10 atm
B. 20°C and 20 atm
C. 52°C and 9 atm
D. 100°C and 10 atm
4 For every reaction occurring in the body three is at least one type of
A. Enzyme
B. Vitamin
C. Protein
D. Amino acid
5 Simple sugars are :
A. Monosaccharides
B. Disaccharides
C. Oligo saccharides
D. Trisaccharides
6 Vegetable oils are
A. Unsaturated fatty acids
B. Glycerides of unsaturated fatty acids
C. Glycerides of saturated fatty acids
D. Essential oils obtained from plants
7 RNA is a polymer of nucleotide which consist of three components. Which one is not the component in the nucleotide of an RNA
A. D-Ribose
B. Wracil base
C. Prosphate group
D. Thyamine base
8 Which one of the following is the most abundant organic substance found in nature
A. Fructose
B. Starch
C. Glucose
D. Cellulose
9 The simplest separating unit of a polymer is called:
A. Monomer
B. Dimer
C. Trimmer
D. Macromer
10 The monomeric units of starch is/are
A. Glucose
B. Fructose
C. Glucose and fructose
D. Mannose

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