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

Major food factors are:

Question # 2

Naturally occurring lipids are called

Question # 3

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

Question # 4

How is the secondary structure of protein stabilized

Question # 5

In fructose the possible optical isomers are

Question # 6

Which teat is not given by both glucose and fructose

Question # 7

Which of the following statements is incorrect about vitamins

Question # 8

Which of these polymers is an addition polymer

Question # 9

The substance upon which an enzyme acts is known as its

Question # 10

Monosaccharides belong to the group

Question # 11

Glyptal polymer is obtained from glycerol on reacting with

Question # 12

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

Question # 13

The disaccharide present in milk is

Question # 14

Violet colour is obtained when dilute CuSO4is added in alkaline solution of protein. This test is known as

Question # 15

An example of water soluble vitamin is

Question # 16

Of the following which is a step growth polymer

Question # 17

Which is not an enzyme

Question # 18

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

Question # 19

Which of the following is not present in RNA?

Question # 20

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

Question # 21

The degree of unsaturation in fats or oils is usually measured by numbers of grams of iodine required by 100 grmas of fat, this is called

Question # 22

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

Question # 23

The stroids of fungi and yeast and yeast are called:

Question # 24

The monomeric units of starch is/are

Question # 25

Which of these polymers is an addition polymer?

Question # 26

Which is the polymer that has amide linkage in its structure

Question # 27

Sterols, vitamin D and terpenese belong to

Question # 28

Which is not a steroid

Question # 29

Factors affecting denaturation of proteins:

Question # 30

Substances that render enzymes catalytically inactive are called

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 Which is not an enzyme
A. Transverses
B. Lipase
C. Lyase
D. None of these
2 Which is a protein?
A. Nylon
B. Rayon
C. Natural silk
D. Terylene
3 The reagent which forms crystalline osazone derivative when treated with glucose is
A. Fehling solution
B. Phenyl hydrazine
C. Benedict solution
D. Hydroxyl amine
4 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
5 Which of the following brings about the conversion of starch into maltose
A. Maltase
B. Zymase
C. Diatase
D. Invertase
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 Protein are classified into
A. Simple protein
B. Complex protein
C. Derived proteins
D. All of these
8 Which of the following is the repeating monomeric unit in cellulose
A. Sucrose
B. Maltose
C. Cellobiose
D. Glucose
9 Copolymer is
A. Nylon-6
B. Nylon 66
C. PMMA
D. Polyethene
10 A polymer may be
A. Linear
B. Branched
C. Cross linked
D. All of these

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