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 raw material to form nylon is

Question # 2

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

Question # 3

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

Question # 4

The reaction between fat and NaOH is called

Question # 5

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

Question # 6

Which polymerization is free radical machanism based

Question # 7

Soft drinks and baby feeding bottles are generally made up of

Question # 8

Synthetic polymer prepared from caprolactum is known is

Question # 9

β-D-glucose is a monomer for

Question # 10

A condensation polymer among the following is

Question # 11

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

Question # 12

Peptide bond is a key feature in

Question # 13

An oil or fat with no double bond have iodine number:

Question # 14

Natural rubber is a polymer of

Question # 15

What is the most common catalyst used in hydrogenation of oils

Question # 16

Which of the following has ester linkage?

Question # 17

Terylene is madeby polymerization of terephthalic acid with

Question # 18

The three dimensional folding and twisting of a polypeptide chain give rise to

Question # 19

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

Question # 20

Two or more similar monomers combine to form:

Question # 21

The fibre which is made form acrylonitrile as monomer

Question # 22

Cotton has cellulose in it:

Question # 23

The high molecular weight materials which yield on hydrolysis the amino acids is called:

Question # 24

Hydrolysis of sucrose is called

Question # 25

The product of addition polymerization reaction is

Question # 26

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

Question # 27

In fructose the possible optical isomers are

Question # 28

Purine derivative among the following bases is

Question # 29

The proteins which are derived by conjugated proteins are called as

Question # 30

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

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 How is the secondary structure of protein stabilized
A. Through hydrogen bonding
B. Through ionic bonding
C. Through van der wall forces
D. Through covalent bonding
2 At what pH glycine shows the structure H3N+-- CH2-- COOH
A. 2
B. 7
C. 10
D. 14
3 Of the following which is a step growth polymer
A. Bakelite
B. Polyethylene
C. Teflon
D. PVC
4 The prosthetic group in glycoprotein is
A. Carbohydrate
B. Fat
C. Vitamin
D. Nucleic acid
5 Nylon, 6,6 is a condensation polymer of
A. Adipic acid and glycol
B. Phthalic acid and glycol
C. Adipic acid and hexaethylene diamine
D. Pthalic acid and hexaethylene diamine
6 Which of the following brings about the conversion of starch into maltose
A. Maltase
B. Zymase
C. Diatase
D. Invertase
7 Which of the following is not present in RNA?
A. Uracil
B. Thymine
C. Ribose
D. Phosphate
8 Vitamin A is present in
A. Liver
B. Milk
C. Green vegetables
D. All
9 Which of the following is an example of ketohexose?
A. Mannose
B. Galactose
C. Maltose
D. Fructose
10 Which of the following has magnesium?
A. Carbonic anhydrase
B. Haemocyanin
C. chlorophyll
D. Vitamin B12

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