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

Which is the polymer that has amide linkage in its structure

Question # 2

The group linkage present in fats is

Question # 3

Which one of the following is a water soluble vitamin

Question # 4

Polysaccharides are also called

Question # 5

A fat or oil is characterised for extent of unsaturation by one of the following number, which one

Question # 6

Denaturation of protein means the structure of protein is disrupted, indicate which factor foes not denature protein

Question # 7

Vegetable oils are

Question # 8

Plastics are a pollution problem because many plastics

Question # 9

Protein are classified into

Question # 10

Protein may have

Question # 11

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

Question # 12

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

Question # 13

The digestion of fats in the intestines is aided by

Question # 14

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

Question # 15

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

Question # 16

Which is a protein?

Question # 17

In fructose the possible optical isomers are

Question # 18

Glycine at pH7 has the structure

Question # 19

Orlon is a polymer of

Question # 20

Enzymes, in the living systems

Question # 21

Iodine value of an oil or fat may be defined as

Question # 22

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

Question # 23

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

Question # 24

Which is not an enzyme

Question # 25

Nylon, 6,6 is a condensation polymer of

Question # 26

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

Question # 27

Which behaves as insulator for animals body?

Question # 28

The reaction between fat and NaOH is called

Question # 29

The simplest separating unit of a polymer is called:

Question # 30

Which of the following is a steroid

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 In which of these processes are smell organic molecules made into macromolecules?
A. The cracking of petroleum fractions
B. The fractional distillation of crude oil
C. The polymerization of ethane
D. The hydrolysis of proteins
2 The metal present in blood is
A. Al
B. Hg
C. Cu
D. Fe
3 Which is not an enzyme
A. Transverses
B. Lipase
C. Lyase
D. None of these
4 Which one of the following elements is not present in all proteins
A. Carbon
B. Hydrogen
C. Nitrogen
D. Sulphur
5 The reagent which forms crystalline osazone derivative when treated with glucose is
A. Fehling solution
B. Phenyl hydrazine
C. Benedict solution
D. Hydroxyl amine
6 What is not true about DNA
A. It preserve genetic information
B. To relicates
C. Synthesized protein
D. It has a linear structure
7 Monosaccharides belong to the group
A. Lipids
B. Fats
C. Proteins
D. Carbohydrates
8 Glycine at pH7 has the structure
A. H2N -- CH2 -- COOH
B. H3N+-- CH2-- COOH
C. H2N -- CH2COO-
D. H3N+-- CH2-- COO-
9 Polyester resins have special use in:
A. Clothing
B. Paints
C. Emulsion
D. Floor covering
10 Vegetables oils are:
A. Unsaturated fatty acids
B. Glycerides of unsaturated fatty acids
C. Essential oils obtained form plants
D. None of these

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