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

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Question # 1

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

Question # 2

Which is the polymer that has amide linkage in its structure

Question # 3

Which has maximum protein content?

Question # 4

The stroids of fungi and yeast and yeast are called:

Question # 5

Which of the following is a biodegradable polymer?

Question # 6

In fructose the possible optical isomers are

Question # 7

Which of the following has ester linkage?

Question # 8

Which one of the following is a water soluble vitamin

Question # 9

Which teat is not given by both glucose and fructose

Question # 10

In macromolecules DP stands for

Question # 11

Two or more similar monomers combine to form:

Question # 12

Teflon, styron and neoprene are all

Question # 13

Terylene is madeby polymerization of terephthalic acid with

Question # 14

The raw material to form nylon is

Question # 15

Molar mass of high molecular w.f. polymers ranges from:

Question # 16

When a nitrogeneous base combine with a sugar it is called

Question # 17

Two vitamins absorbed from intestine along with fats are

Question # 18

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

Question # 19

A polymer may be

Question # 20

A condensation polymer among the following is

Question # 21

Plastics are a pollution problem because many plastics

Question # 22

Nylon, 6,6 is a condensation polymer of

Question # 23

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

Question # 24

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

Question # 25

Which is a protein?

Question # 26

DNA has deoxyribose, a base and the third component is

Question # 27

Which one of the following statements of glucose and sucrose is incorrect?

Question # 28

What is not true about DNA

Question # 29

The proteins which are derived by conjugated proteins are called as

Question # 30

Which of the following is not present in nucleotide?

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 The group linkage present in fats is
A. Peptide linkage
B. Ester linkage
C. Glycosidic linkage
D. None of these
2 Bakelite is a product formed form
A. Reaction of formaldehyde with phenol
B. Reaction of polyethylene with phenol
C. Reaction of polypropylene with acid
D. It is a natural product
3 The polymers which can be re-softened again and again are caled
A. Thermoplastic
B. Thermosetting
C. Both a and b
D. None
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 Polysaccharides are also called
A. Crystals
B. Sugars
C. Liquids
D. None sugars
6 Monosaccharides are
A. Aldoses
B. Ketoses
C. Either a and b
D. None of these
7 The number of amino acids found in proteins that a human body can synthesize is
A. 20
B. 10
C. 5
D. 14
8 Factors affecting denaturation of proteins:
A. Change in temp and pH
B. Strong reducing agent
C. Strong oxidizing agent
D. All of these
9 Which one of the following enzymes brings about the hydrolysis of fats
A. Urease
B. Maltase
C. Zymase
D. Lypase
10 The fiber which is made from acrylonitrile as monomer:
A. PVC
B. Rayon Fiber
C. Acrylic fiber
D. Polyester fiber

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