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

The proteins which are derived by conjugated proteins are called as

Question # 2

Peptide bond is a key feature in

Question # 3

The temp. and pressure used for PVC polymerization is

Question # 4

Which is a protein?

Question # 5

(CH2O)nis general formula for

Question # 6

Purine derivative among the following bases is

Question # 7

Sterols, vitamin D and terpenese belong to

Question # 8

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

Question # 9

Which of the following is a water soluble vetamin?

Question # 10

Which of the following is an example of ketohexose?

Question # 11

Which of the following is a biodegradable polymer?

Question # 12

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 # 13

Which of the following enzymes brings about the hydrolysis of fats?

Question # 14

Plastics are a pollution problem because many plastics

Question # 15

Vegetable oils are

Question # 16

β-D-glucose is a monomer for

Question # 17

The temp. and pressure used for PVC polymerization is

Question # 18

Which is not a steroid

Question # 19

The polymers which can be re-softened again and again are caled

Question # 20

Which one of the following is a water soluble vitamin

Question # 21

Hydrolysis of sucrose is called

Question # 22

The monomeric units of starch is/are

Question # 23

Synthetic polymer prepared from caprolactum is known is

Question # 24

Vegetables oils are:

Question # 25

The raw material to form nylon is

Question # 26

Which carbohydrates is an essential constituent of plant cells?

Question # 27

Major food factors are:

Question # 28

Monosaccharides and oligosacchradies are generally called as

Question # 29

Protein may have

Question # 30

The reaction between fat and NaOH is called:

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 A sequence of how many nucleotides in massenger RNA makes a codon for an amino acid
A. Three
B. Four
C. One
D. Two
2 Which of these polymers is an addition polymer
A. Nylon 6,6
B. Polystyrene
C. Terylene
D. Epoxy resin
3 Factors affecting denaturation of proteins:
A. Change in temp and pH
B. Strong reducing agent
C. Strong oxidizing agent
D. All of these
4 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
5 Glycogen is stored in
A. Animals
B. Plants
C. Soil
D. None of these
6 Protein are classified into
A. Simple protein
B. Complex protein
C. Derived proteins
D. All of these
7 Two vitamins absorbed from intestine along with fats are
A. A, D
B. A, B
C. A, C
D. D, B
8 The reaction between fat and NaOH is called:
A. Esterification
B. Hydrogenolysis
C. Fermentation
D. Sponification
9 Which of the following elements is not present in all proteins?
A. Carbon
B. Hydrogen
C. Nitrogen
D. Sulphur
10 Which of the following is not present in RNA?
A. Uracil
B. Thymine
C. Ribose
D. Phosphate

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