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

Which of the following is not present in nucleotide?

Question # 2

The reaction between fat and NaOH is called:

Question # 3

Orlon is a polymer of

Question # 4

The other name of cross linked polymers is

Question # 5

A fibre which is made from acrylonitrile as monomer

Question # 6

Which of the following has magnesium?

Question # 7

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

Question # 8

Which teat is not given by both glucose and fructose

Question # 9

The temp. and pressure used for PVC polymerization is

Question # 10

Protein may have

Question # 11

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

Question # 12

What is not true about DNA

Question # 13

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

Question # 14

Which behaves as insulator for animals body?

Question # 15

What is the most common catalyst used in hydrogenation of oils

Question # 16

Bakelite is a product formed form

Question # 17

One of the followings is not type of polymer

Question # 18

The proteins which are derived by conjugated proteins are called as

Question # 19

How is the secondary structure of protein stabilized

Question # 20

Which of these polymers is an addition polymer?

Question # 21

A polymer may be

Question # 22

Which of the following is the repeating monomeric unit in cellulose

Question # 23

Peptide bond is a key feature in

Question # 24

An example of water soluble vitamin is

Question # 25

Which carbohydrates is an essential constituent of plant cells?

Question # 26

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

Question # 27

The disaccharide present in milk is

Question # 28

Enzymes, in the living systems

Question # 29

Monosaccharides belong to the group

Question # 30

Enzymes are chemically

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 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
2 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
3 The protein which only yield amino acids and their derivatives
A. Simple proteins
B. Complex proteins
C. Derived protein
D. All of these
4 Major food factors are:
A. Fats and oils
B. Carbohydrates
C. Protiens
D. All of these
5 Soft drinks and baby feeding bottles are generally made up of
A. Polyester
B. Polyurethane
C. Polyurea
D. Polystyrene
6 Bakelite is a product formed form
A. Reaction of formaldehyde with phenol
B. Reaction of polyethylene with phenol
C. Reaction of polypropylene with acid
D. It is a natural product
7 When a nitrogeneous base combine with a sugar it is called
A. Ribose
B. Nucleotides
C. Nucleoside
D. None
8 Which of the following is a steroid
A. Vitamin A
B. Vitamin B
C. Vitamin C
D. Vitamin D
9 Which is the polymer that has amide linkage in its structure
A. PVC
B. Poly ethene
C. Polyester
D. Nylon
10 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

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