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

Question # 2

Teflon, styron and neoprene are all

Question # 3

The simplest separating unit of a polymer is called:

Question # 4

Which is the derived lipid?

Question # 5

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

Question # 6

Which of the following has ester linkage?

Question # 7

The digestion of fats in the intestines is aided by

Question # 8

A sequence of how many nucleotides in massenger RNA makes a codon for an amino acid

Question # 9

Cotton has cellulose in it:

Question # 10

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

Question # 11

Vegetable oils are

Question # 12

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

Question # 13

The polymers which can not be re-softened again and again are called

Question # 14

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

Question # 15

Ascorbic acid is a chemical name of

Question # 16

Oxidation reduction is done by

Question # 17

The temp. and pressure used for PVC polymerization is

Question # 18

Monosaccharides belong to the group

Question # 19

Which is a protein?

Question # 20

Which is the polymer that has amide linkage in its structure

Question # 21

A polymer may be

Question # 22

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

Question # 23

Enzymes are

Question # 24

Polymer formation from monomers starts by

Question # 25

Natural rubber is a polymer of

Question # 26

On hydrolysis of starch, we finally get

Question # 27

Naturally occurring lipids are called

Question # 28

Which of the following is a constituent of nylon?

Question # 29

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

Question # 30

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

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 A polymeric substance that is formed in the liquid state and then hardened to a rigid solid is called a
A. Fibre
B. Plastic
C. Varnish
D. Polyamide resin
2 Naturally occurring lipids are called
A. Fats
B. protein
C. Steroids
D. None
3 Major food factors are:
A. Fats and oils
B. Carbohydrates
C. Protiens
D. All of these
4 C6H12O6 is molecualr formula of:
A. Glucose
B. Dextrose
C. Fructose
D. All of these
5 Monosaccharides and oligosacchradies are generally called as
A. Crystals
B. Sugars
C. Liquids
D. Non-sugars
6 Which of the following is obtained by condensation polymerization?
A. Polyethene
B. Teflon
C. Phenol formaldehyde resin
D. Nitrile rubber
7 Which of the following elements is not present in all proteins?
A. Carbon
B. Hydrogen
C. Nitrogen
D. Sulphur
8 (CH2O)nis general formula for
A. Monosaccharides
B. Oiligosaccharides
C. Polysaccharides
D. None of these
9 Of the following which is a step growth polymer
A. Bakelite
B. Polyethylene
C. Teflon
D. PVC
10 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

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