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

Terylene is madeby polymerization of terephthalic acid with

Question # 2

The proteins which are derived by conjugated proteins are called as

Question # 3

Which of the following has magnesium?

Question # 4

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

Question # 5

Bakelite is obtained from phenol by reacting with

Question # 6

Which of the following is not an example of addition polymer?

Question # 7

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

Question # 8

Purine derivative among the following bases is

Question # 9

Cotton has cellulose in it:

Question # 10

Cotton is ______% cellulose

Question # 11

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

Question # 12

Glycogen is stored in

Question # 13

The protein which only yield amino acids and their derivatives

Question # 14

Factors affecting denaturation of proteins:

Question # 15

Which of the following is a water soluble vetamin?

Question # 16

Peptide bond is a key feature in

Question # 17

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

Question # 18

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

Question # 19

Monosaccharides and oligosacchradies are generally called as

Question # 20

A polymer may be

Question # 21

Which of these polymers is a synthetic polymer

Question # 22

Which carbohydrates is an essential constituent of plant cells?

Question # 23

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

Question # 24

Enzymes are

Question # 25

Ascorbic acid is a chemical name of

Question # 26

A condensation polymer among the following is

Question # 27

Which one of the following is the most abundant organic substance found in nature

Question # 28

Which is not an enzyme

Question # 29

Which of the following is a constituent of nylon?

Question # 30

The group linkage present in fats is

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 The fibre which is made form acrylonitrile as monomer
A. PVC
B. Rayon fibre
C. Acrylic fibre
D. Polyester fibre
2 The reaction between fat and NaOH is called:
A. Esterification
B. Hydrogenolysis
C. Fermentation
D. Sponification
3 C6H12O6 is molecualr formula of:
A. Glucose
B. Dextrose
C. Fructose
D. All of these
4 A fat or oil is characterised for extent of unsaturation by one of the following number, which one
A. Rancidity number
B. Acid number
C. Iodine number
D. Saponicfication number
5 Which of the following is a molecular diseases?
A. Allergy
B. Cancer
C. German measles
D. Sickle cell anemia
6 Cotton is ______% cellulose
A. 90
B. 100
C. 99
D. 30
7 Which of the following is the repeating monomeric unit in cellulose
A. Sucrose
B. Maltose
C. Cellobiose
D. Glucose
8 Monosaccharides belong to the group
A. Lipids
B. Fats
C. Proteins
D. Carbohydrates
9 Plastics are pollution problem because many plastics:
A. Are made from petroleleum
B. Are very inflammable
C. Burn to produce toxic funes
D. Decompose to produce toxic products
10 Substances that render enzymes catalytically inactive are called
A. Conenzymes
B. Substrates
C. Inhibitors
D. Apoezymes

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