Chapter # 14 Macromolecules MCQs
1.
Which of the following is
polymerization process?
a.
The cracking of petroelum
b.
Fractional disstillation of
crude oil
c.
Formation of polyethen
d.
Hydrolysis of protiens
2.
Which one is addition polymer?
a.
Nylon-6 b.
Polystyrene
c.
Terylene d.
Epoxy resin
3.
Which is synthetically
prepared polymer?
a.
Animal fat b. Starch
c.
Cellulose d.
PVC
4.
Vegetable oils are
a.
Unsaturated fatty acids
b.
Glycerides of unsaurtated
faty acids
c.
Glycerides of stturated
fatty acids
d.
Essential oils obrained
from plants
5.
The water soluble vitamin
is
a.
A b.
D
c. K
d.
C
6.
Which of the following
element is not present in all proteins
a.
Carbon b.
Hydrogen
c.
Nitrogen d.
Sulphur
7.
Hydrolysis of fats is
catalysed by
a.
Urease b.
Maltase
c.
Zymase d.
Lipases
8.
Which of the follwing
statement is incorrect for glucose and sucrose?
a.
Bothe are soluble in waater
b.
Both are naturllay occuring
c.
Both are carbohydrates
d.
Both are disaccharides
9.
Macromolecules may be
of
a.
Inorganic and organic
nature
b.
Inorganic nature
c.
Organic nature
d.
None of the above
10.
Structure wise the polymers
are of
a.
Linear shaped
b.
Branched linear shaped
c.
Cross inked linear
shaped
d.
All of the above
11.
Major type of polymers
are
a.
Homopolymer b. Copolymer
c.
Teropolymer d. All of the above
12.
The epoxy resin are
fundamentally
a.
Polyethers b. Polyvinyls
c.
Polyesters d.
None of the above
13.
Starch is a polymer of
a.
Beta-D glucose
b.
Alpha-D glucose
c.
Gamma-D glucose
d.
Alpha-beta-D glucose
14.
the most abundant protiens
that are present in the connective tissues throughout the body are
a.
Legumin b.
Collagen
c.
Both d.
None of the above
15.
Based upon physicochemical
properties proteins may be classified into
a.
Two types b. Four types
c.
Three types d. Five types
16.
The primary building blocks
of lipids are
a.
Fatty acids and gycerols
b.
Glycerols and sterols
c.
Fatty acids , Glycerols and
sterols
d.
None of the above
17.
Animal and Vegetable fats
and oils gave
a.
Different structure
b.
Similar chemical structure
c.
Both the above depend upon
the circumstances
d.
None of the above
18.
The enzyme which use as
drug in blood cancer is
a.
Thrombin b. Lasparaginase
c.
Both of the above d. None of the above
19.
Different bases found in
DNA are
a.
Cytosine and thiamine
b.
Adenine and guanine
c.
All of the above
d.
None of the above
20.
Polyethylene is prepared
from
a.
Ethene b.
Ethylene
c.
Ethyne d.
Both a and b
21.
The group of chemical
reagents that take part in life sustaining process is called
a.
Wax b.
Refinery gas
c.
Food d.
None of these
22.
A balanced diet must
contain at least
a.
Two nutrients b. Four nutrients
c.
Six nutrients d. Three nutrients
23.
Which one of the following
is a single nutrient food?
a.
Starch b.
Boney
c.
Milk d.
Glucose
24.
Milk is a food
containing
a.
Single nutrient b. Dinutrient
c.
Multinutrient d. None of these
25.
Which of these are the
sources of energy as well as source for building of tissues?
a.
Proteins b.
Fats
c.
Carbohydrates d. All of these
26.
Which nutrients regulate
the body processes?
a.
Minerals b.
Vitamins
c.
Water d.
All of these
27.
The product of oxidation of
glucose is
a. CO2 b.
Water
c.
Energy d.
All of these
28.
The oxidation of fats
produces:
a. CO2 b.
CO2 + H2O
c. CO2
+ H2O + E d. None of
these
29.
The oxidation of protein
produces urea in addition to
a. CO2 b.
Water
c.
Nitrogen d. Both a & b
30.
Glucose is stored in the
liver as
a.
Cellulose b.
Glycogen
c.
Glycerol d.
Starch
31.
The excess of amino acids
are not stored in the body but dominated to form intermediates of
a) Fat metabolism
b) Carbohydrates metabolism
c) Protein metabolism
d) None of these
32.
The general formula of
carbohydrates is
a. Cn(H2O)n b. C2n(H2O)n
c. Cn(H2O)2n
d.
None of these
33.
Carbohydrates are
a) Polyhydroxy alcohols
b) Polyhydroxy ethers
c) Polyhydroxy ester
d) Polyhydroxy aldehydes or ketones
34.
Monosaccharide and
Diaccharides are solid, sweet in taste and soluble in
a. C6H6 b.
H2O
c.
CHCl3 d.
Acetone
35.
Carbohydrates which contain
2 – 10 carbon atoms and not are hydrolysable are called
a.
Monosaccharides b. Oligosaccharides
c.
Polysaccharides d. None of these
36.
Which of the carbohydrates
is tasteless?
a. Glucose
b.
Fructose
c.
Sucrose d.
Glycogen
37.
Sucrose on hydrolysis
yields
a) Glucose + Mannose
b) Glucose + Fructose
c) Fructose + Mannose
d) Mannose + Galactose
38.
Glucose is also called
a.
Starch b.
Dextrose
c.
Sucrose d.
Mannose
39.
The heterogeneous group of
organic compounds which provides insulation for the vital organs protects from
electrical shock and maintains optimum body temperature is called
a.
Proteins b.
Vitamins
c.
Lipids d.
Carbohydrates
40.
The nutrients of food which
are involved in communication, nervous defenses, metabolic regulation,
catalysis and oxygen transport are called
a.
Proteins b.
Vitamins
c.
Lipids d.
Carbohydrates
41.
Steroids belong to the
family of lipids which are
a.
Tricyclic b.
Tetracyclic
c.
Pentacyclic d. Monocyclic
42.
Cholesterol is a steroid
which is the important precursor of
a.
Sex hormones b. Adrenal hormones
c.
Vitamin D d.
All of these
43.
Gallstones contain:
a) Free cholesterol
b) Combine cholesterol
c) Starch
d) Mannose
44.
Enzyme activators are
a.
Organic salt b. Inorganic salts
c.
Proteins d.
Fats
45.
Product of sponification
is
a.
Glycerol b. Salt of fatty acids
c.
Nucleic acid d. Both a & b
46.
The number of moles of
substrate transformed per mole of enzyme per minute at a definite temperature
is called
a.
Potency b.
Turn over
c.
Rancidity d.
None of these
47.
Enzymes are most active at
a temperature of:
a. 30oC b.
40oC
c. 45oC d.
50oC
48.
Inorganic substances which
increase the activity of an enzyme is called
a.
Activators b.
Inhibitors
c.
Coenzymes d. None of these
49.
The synthetic fiber
composed of an ester of a dihydric alcohol and terphthalic acid is called
a.
Rayon fiber b. Acrylic fiber
c.
Polyester d.
Saran fiber
50.
Dacron is the trade name
of
a.
Nylon 6, 6 b.
Terylene fiber
c.
Acrylic fiber d. Saran fiber
51.
The plastics which are
formed by plain polymerization are known as:
a) Thermoplastics
b) Thermosetting plastics
c) Both
d) None of these
52.
The trade name of
polytetrafluoroethylene (PTFE) plastic is
a.
Dacron b.
Teflon
c.
Saran d.
Nylon
53.
The formula of Teflon
is
a) (CCl2 – CCl2)n
b) (- CF2 – CF2 -)n
c) (- CBr2 – CBr2 -)n
d) (- Cl2 – Cl2 - )n
54.
Which one of the following
is addition polymer?
a.
PVC b.
Polystyrene
c.
Polythene d.
All of these
55.
The condensation polymers
among the following
a.
Polyester b.
Polyamide
c.
Eposy resin d. All of these
56.
PTEF is formed by the
polymerization of
a.
CH2 = CH2 b.
CH2 = CHCl
c.
CF2 = CF2 d.
None of these
57.
Fluorine is present in
a.
Polythene b.
Nylon 6, 6
c.
Teflon d.
Polyester
58.
A copolymer is formed by
polymerization of
a) A single type of monomer
b) Two types of monomers
c) Three types of monomers
d) All of these
59.
A polymer is formed by
polymerization of three different types of monomers is
a.
Copolymer b.
Homopolymer
c.
Monomer d.
All of these
60.
Yeast is a
a)
Bacteria b)
Antibiotic
c)
Virus d)
Fungi
61.
Polyester resins are the
product of the reaction
of
_______
a) Alcohol and aromatic acids
b) Polyamines with aliphatic dicarboxylic acids
c) Styrene in the presence of catalyst
d) Epichlorohydrin with diphenylol propane
62.
Enzyme tripsin converts
a) Amino acid into proteins
b) Glucose into glycogen
c) Starch into sugar
d) Proteins into amino acids
63.
The digestion of fat in
intestine is aided by
a)
Diffusion b) Peptisation
c)
Emulsification d) Neutralization
64.
Chemical name of Vitamin A
is
a)
Thiamine b)
Retinol
c)
Ascorbic acid d) Nicotinamide
65.
Glucose and fructose
are
a)
Optical isomers b) Functional
isomers
c)
Chain isomers d) Position
isomers
66.
Starch is a polymer of
________
a)
Glucose b)
Fructose
c)
Lactose d)
Maltose
67.
On heationg glucose with
Fehling’s solution
we
get a precipitate of color _______
a)
Yellow b)
Red
c)
Black d)
Green
68.
The sweetest of all sugars
is
a)
Glucose b)
Maltose
c)
Sucrose d)
Fructose
69.
Amino acids are least
soluble in water
a)
At pH = 7 b)
At pH >7
c)
At pH < 7 d)
At isoelectric point
70.
Which of the following is
the richest source of energy?
a)
Adenosine troposphere (ATP)
b)
Adenosine diphophate (ADP)
c)
Adenosine monophosphate
(AMP)
d)
All are equally rich source
of energy
71.
Digestion of carbohydrates
takes place in
a)
Mouth b)
Stomach
c)
Intestine d)
Both a & c
72.
Brown sugar can be
decolourised by
a)
Bleaching powder b) Soap solution
c)
Hypo d)
Animal Charcoal
73.
The protein responsible for
the clotting of
blood
is
a)
Fibrinogin b)
Albumine
c)
Globulins d)
None of the above
74.
Which hormone controls the
metabolism of carbohydrates?
a)
Adrenaline b)
Insulin
c)
Thyroxine d)
Oxytocin
75.
Which of the following are
required by the body in small amount only?
a)
Proteins b)
Fats
c)
Vitamin d)
None
76.
Saponification of coconut
oil yields glycerol
and
a)
Palmitic acid b) Sodium palmitate
c)
Oleic acid d)
Satiric acid
0 comments:
Confused? Feel Free To Ask
Your feedback is always appreciated. We will try to reply to your queries as soon as time allows.