More Classes
5th Class
6th Class
7th Class
8th Class
9th Class
10th Class
11th Class
12th Class
NAT I
NAT II
CSS
IQ
General Knowledge
MDCAT
ECAT
GAT General
GAT Subject
Other Links
Go to Home
Online Tests
ECAT Chemistry Chapter 25 Macromolecules Online Test MCQs With Answers
Question # 1
Which of the following polymers is used for weather resistant paints
Choose an answer
Arcylic resins
Polyvinyl acetate
Polystyrene
PVC
Previous
Skip
Next
Question # 2
For every reaction occurring in the body three is at least one type of
Choose an answer
Enzyme
Vitamin
Protein
Amino acid
Previous
Skip
Next
Question # 3
The three dimensional folding and twisting of a polypeptide chain give rise to
Choose an answer
Primary structure
Secondary structure
Tertiary structure
All of these tertiary
Previous
Skip
Next
Question # 4
The substance upon which an enzyme acts is known as its
Choose an answer
Domain
Field
Substrate
Reactant
Previous
Skip
Next
Question # 5
Major food factors are:
Choose an answer
Fats and oils
Carbohydrates
Protiens
All of these
Previous
Skip
Next
Question # 6
Naturally occurring lipids are called
Choose an answer
Fats
protein
Steroids
None
Previous
Skip
Next
Question # 7
The high molecular weight materials which yield on hydrolysis the amino acids is called:
Choose an answer
Carbohydrates
Lipids
Fatty acids
Proteins
Previous
Skip
Next
Question # 8
The simplest separating unit of a polymer is called:
Choose an answer
Monomer
Dimer
Trimmer
Macromer
Previous
Skip
Next
Question # 9
Monosaccharides belong to the group
Choose an answer
Lipids
Fats
Proteins
Carbohydrates
Previous
Skip
Next
Question # 10
Which of the following enzymes brings about the hydrolysis of fats?
Choose an answer
Urease
Maltase
Zymase
Lypase
Previous
Skip
Next
Question # 11
Vegetable oils are
Choose an answer
Unsaturated fatty acids
Glycerides of unsaturated fatty acids
Glycerides of saturated fatty acids
Essential oils obtained from plants
Previous
Skip
Next
Question # 12
Which of the following is not present in RNA?
Choose an answer
Uracil
Thymine
Ribose
Phosphate
Previous
Skip
Next
Question # 13
Which polymerization is free radical machanism based
Choose an answer
Addition
Condensation
Both a and b
None
Previous
Skip
Next
Question # 14
Plastics are a pollution problem because many plastics
Choose an answer
Are made from petroleum
Are very inflammable
Burn to produce toxic fumes
Decompose to produce toxic products
Previous
Skip
Next
Question # 15
Which of the following is not present in nucleotide?
Choose an answer
Guanine
Cytosine
Adenine
Tryoxine
Previous
Skip
Next
Question # 16
Which of the following is an example of ketohexose?
Choose an answer
Mannose
Galactose
Maltose
Fructose
Previous
Skip
Next
Question # 17
Simple sugars are :
Choose an answer
Monosaccharides
Disaccharides
Oligo saccharides
Trisaccharides
Previous
Skip
Next
Question # 18
Which of the following is fully fluorinated polymer?
Choose an answer
Neoprene
Teflon
Thiokol
PVC
Previous
Skip
Next
Question # 19
Which is not an enzyme
Choose an answer
Transverses
Lipase
Lyase
None of these
Previous
Skip
Next
Question # 20
Which of the following is a steroid
Choose an answer
Vitamin A
Vitamin B
Vitamin C
Vitamin D
Previous
Skip
Next
Question # 21
Enzymes, in the living systems
Choose an answer
Provide energy
Provide immunity
Transport oxygen
Catalyze biochemical processes
Previous
Skip
Next
Question # 22
Which one of the following is the most abundant organic substance found in nature
Choose an answer
Fructose
Starch
Glucose
Cellulose
Previous
Skip
Next
Question # 23
A polymer may be
Choose an answer
Linear
Branched
Cross linked
All of these
Previous
Skip
Next
Question # 24
Monosaccharides are
Choose an answer
Aldoses
Ketoses
Either a and b
None of these
Previous
Skip
Next
Question # 25
Which of the following is obtained by condensation polymerization?
Choose an answer
Polyethene
Teflon
Phenol formaldehyde resin
Nitrile rubber
Previous
Skip
Next
Question # 26
Teflon, styron and neoprene are all
Choose an answer
Copolymers
Condensation polymers
Homopolymers
Monomers
Previous
Skip
Next
Question # 27
Molar mass of high molecular w.f. polymers ranges from:
Choose an answer
1000 to 10000
10000 to 100000
100000 to 1000000
1000 to 100000000
Previous
Skip
Next
Question # 28
One of the followings is not type of polymer
Choose an answer
Homopolymer
Copolymer
Heteropolymer
Terpolymer
Previous
Skip
Next
Question # 29
Enzymes are chemically
Choose an answer
Carbohydrates
Proteins
Fatty acids
Phospholipids
Previous
Skip
Next
Question # 30
Purine derivative among the following bases is
Choose an answer
Thymine
Uracil
Guanine
Cytosine
Previous
Skip
Next
Question # 31
Vegetable oils are
Choose an answer
Unsaturated fatty acids
Glycerides of unsaturated fatty acids
Glyccerides of saturated fatty acids
Essential oils obtained from plants
Previous
Skip
Next
Back