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

Protein are classified into

Question # 2

Which of the following is not present in RNA?

Question # 3

Which of the following statements is incorrect about vitamins

Question # 4

Cotton has cellulose in it:

Question # 5

Protein may have

Question # 6

Purines include

Question # 7

Which of these polymers is an addition polymer

Question # 8

A condensation polymer among the following is

Question # 9

Monosaccharides and oligosacchradies are generally called as

Question # 10

The prosthetic group in glycoprotein is

Question # 11

Glycine at pH7 has the structure

Question # 12

Peptide bond is a key feature in

Question # 13

The reaction between fat and NaOH is called

Question # 14

Which of the following has magnesium?

Question # 15

Enzymes are chemically

Question # 16

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

Question # 17

Bakelite is a product formed form

Question # 18

Which of the following is not a synthetic polymer?

Question # 19

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

Question # 20

Enzymes catalyse all biological reactions occurring in the cell. What is true about an enzyme

Question # 21

The reaction between fat and NaOH is called:

Question # 22

When a nitrogeneous base combine with a sugar it is called

Question # 23

Polymer formation from monomers starts by

Question # 24

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

Question # 25

Which of the following is a steroid

Question # 26

Plastics are a pollution problem because many plastics

Question # 27

Which one of the following statements of glucose and sucrose is incorrect?

Question # 28

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

Question # 29

Terylene is madeby polymerization of terephthalic acid with

Question # 30

Glyptal polymer is obtained from glycerol on reacting with

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 Which teat is not given by both glucose and fructose
A. Give yellow ppt of CHl3with alkaline aqueous iodine
B. With 2, 4-DNPH give yellow ppt of hydrazone
C. Evolve H2gas with Na metal
D. Oxidised with [Ag(NH3)2]+i.e. Tollen's reagent
2 The reaction between fat and NaOH is called
A. Esterification
B. Hydrogenolysis
C. Fermentation
D. Saponification
3 Which of the following is fully fluorinated polymer?
A. Neoprene
B. Teflon
C. Thiokol
D. PVC
4 Plastics are a pollution problem because many plastics
A. Are made from petroleum
B. Are very inflammable
C. Burn to produce toxic fumes
D. Decompose to produce toxic products
5 Which of the following is a molecular diseases?
A. Allergy
B. Cancer
C. German measles
D. Sickle cell anemia
6 Which property is not present in lipids?
A. Liquid
B. Solid or semi solid
C. Soluble in water
D. Form emultion
7 Which of the following is an example of ketohexose?
A. Mannose
B. Galactose
C. Maltose
D. Fructose
8 Which of the following has magnesium?
A. Carbonic anhydrase
B. Haemocyanin
C. chlorophyll
D. Vitamin B12
9 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
10 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

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