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

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

Question # 2

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

Question # 3

The clotting time of blood is increased due to the deficiency of

Question # 4

Macromolecules or polymers are large molecules built up from small molecules called monomers. This hypothesis put forward by

Question # 5

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

Question # 6

Vegetable oils are

Question # 7

The stroids of fungi and yeast and yeast are called:

Question # 8

Organic synthetic or man made polymers are plastics, rubber and fibre. Which is not a synthetic polymer

Question # 9

The temp. and pressure used for PVC polymerization is

Question # 10

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

Question # 11

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

Question # 12

There are 20 amino acids found in protein which is not the property of these amino acids

Question # 13

Which one of the following is a water soluble vitamin

Question # 14

A polymer may be

Question # 15

Terylene is madeby polymerization of terephthalic acid with

Question # 16

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

Question # 17

Which is the polymer that has amide linkage in its structure

Question # 18

Peptide bond is a key feature in

Question # 19

Which has maximum protein content?

Question # 20

Polyester resins have special use in:

Question # 21

Which one of the following is a water soluble vitamin

Question # 22

Which of the following is a polyamide?

Question # 23

Which is a protein?

Question # 24

Which one of the following elements is not present in all proteins

Question # 25

RNA is a polymer of nucleotide which consist of three components. Which one is not the component in the nucleotide of an RNA

Question # 26

Which polymerization is free radical machanism based

Question # 27

Simple sugars are :

Question # 28

Plastics are a pollution problem because many plastics

Question # 29

A condensation polymer among the following is

Question # 30

Orlon is a polymer of

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 Which of the following elements is not present in all proteins?
A. Carbon
B. Hydrogen
C. Nitrogen
D. Sulphur
2 Enzymes catalyse all biological reactions occurring in the cell. What is true about an enzyme
A. Enzyme is a small molecule
B. Enzyme is acidic in nature
C. Enzyme is a protein
D. Enzyme is a lipid
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 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
5 The metal present in blood is
A. Al
B. Hg
C. Cu
D. Fe
6 (CH2O)nis general formula for
A. Monosaccharides
B. Oiligosaccharides
C. Polysaccharides
D. None of these
7 Sterols, vitamin D and terpenese belong to
A. Simple lipids
B. Complex lipids
C. Derived lipids
D. None
8 A polymeric substance that is formed in the liquid state and then hardened to a rigid solid is called a
A. Fibre
B. Plastic
C. Varnish
D. Polyamide resin
9 Simple sugars are :
A. Monosaccharides
B. Disaccharides
C. Oligo saccharides
D. Trisaccharides
10 A polymeric substance that is formed in the liquid state and then hardened to a rigid solid is called a:
A. Fiber
B. Plastic
C. Vanish
D. Polyamide resin

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