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General Science Objective Questions for Quiz

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General Science Questions for Competitive Exams:

General Science Questions with Answers

Question 1
Which of the following is used in accumulator cell?
A
Lead
B
Zinc
C
Iron
D
Copper
Question 2
Henry is a unit of
A
Capacity
B
Magnetic field
C
Inductance
D
Frequency
Question 3
The buoyancy depends on the

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A
Depth of the fluid
B
Volume of the fluid
C
Weight of the fluid
D
Density of the fluid
Question 4
The dynamo is a device for converting
A
None of these
B
Magnetic energy into electrical energy
C
Mechanical energy into electrical energy
D
Heat energy into electrical energy
Question 5
Rift valley is formed by
A
Folding
B
All of these
C
Earthquake
D
Faulting
Question 6
Galvanised Iron sheets have a coating of

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A
Lead
B
Zinc
C
Chromium
D
Tin
Question 7
Pneumonia affects
A
Tongue
B
Lungs
C
Kidney
D
Liver
Question 8
Choose the wrong statement :

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A
Single magnetic poles can exist
B
None of these
C
Magnetic poles are always of equal strength
D
Like poles repel each other
Question 9
Which of the following is used in photography?
A
Sodium Bromide
B
Potassium Chloride
C
Sodium Sulphate
D
Silver Bromide
Question 10
High pressure subtropical calm belts known as 'Horse Latitudes' lies between ____

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A
300 and 350
B
00 and 150
C
None of these
D
200 and 250
Question 11
The filament of bulb is made of
A
Carbon
B
Nichrome
C
Iron
D
Tungsten
Question 12
The gas predominantly responsible for global warning is
A
Carbon dioxide
B
Nitrous oxide
C
Nitrogen peroxide
D
Carbon monoxide
Question 13
The glass used for making laboratory apparatus is :
A
Pyrex glass
B
Safety glass
C
Hard glass
D
Soft glass
Question 14
Which of the following is not an electric resistant?

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A
Lead
B
Lac
C
Ebonite
D
Charcoal
Question 15
When a ray of light passes from an optically denser medium to a rarer medium, it
A
None of these
B
Bends away from normal
C
Bends towards normal
D
Remains undeviated
Question 16
Septic sore throat is caused by :
A
Virus & Fungi
B
Fungi
C
Bacteria & Virus
D
Protozoans
Question 17
The pH of a neutral solution at 25oC is :
A
7.0
B
1.0
C
0
D
1.4
Question 18
If a piece of ice at 0oc is mixed with water at 0oc, then
A
Some ice melts
B
Whole ice melts
C
No ice melts
D
Temperature decreases
Question 19
Limestone is metamorphosed to form
A
Quartz
B
Marble
C
Granite
D
Graphite
Question 20
At which temperature Fahrenheit and Celsius show same reading?
A
-400
B
00
C
-574.250
D
2730
Question 21
A body is thrown vertically upward and it reaches 10m high. Find the velocity with which the body was thrown? (g = 9.8 m/s)

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A
18 m/sec
B
14 m/sec
C
7 m/sec
D
10 m/sec
Question 22
The mass-energy equivalence, relationship E = mc2 was propounded by
A
Hertz
B
Max Plank
C
Newton
D
Einstein
Question 23
The velocity of sound increases in air by ___ for every degree Celsius increase of temperature.
A
0.61 m/sec
B
0.61 km/sec
C
60 m/sec
D
60 ft/sec
Question 24
Which of the following is not an ore of aluminium :
A
Azurite
B
Feldspar
C
Bauxite
D
Cryolite
Question 25
When pollen of a flower is transferred to the stigma of the same plant, pollination type is referred to as :
A
Geitonogamy
B
Allogamy
C
Xenogamy
D
Autogamy
Question 26
Rhombic monoclinic and plastic sulphur are:
A
Isotopes
B
Allotropes
C
Isomers
D
Hydrides of sulphur
Question 27
Respiration is a :
A
Both of these
B
None of these
C
Catabolic process
D
Anabolic process
Question 28
CaOCI2 is the chemical formula for a compound commonly known as :
A
Bleaching Powder
B
Soda Ash
C
Lime
D
Plaster of Paris
Question 29
Nitrogen fixing bacteria are normally found in :
A
Aquatic plants
B
Leguminous plants
C
Parasitic plants
D
Epiphytic plants
Question 30
The chemical name of Vitamin A is

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A
Biotic
B
Riboflavin
C
Retinol
D
Jhiamin
Question 31
The speed of light with the rise in the temperature of the medium
A
Drops sharply
B
Decreases
C
Remains unaltered
D
Increases
Question 32
The percentage of glucose present in the normal urine is
A
2%
B
0%
C
9.5%
D
0.1%
Question 33
In diesel engine, ignition is caused by
A
Automatic starter
B
Friction
C
Spark
D
Compression
Question 34
The function of haemoglobin in the body is
A
Transport of oxygen
B
Prevention of anemia
C
Utilization of iron
D
Destruction of bacteria
Question 35
Ionic bond exists in
A
NCl
B
CaCl
C
NaCl
D
KCl
Question 36
Exchange of gases in plants takes place through :
A
Stomata
B
Cuticle
C
All of these
D
Lenticels
Question 37
Which of the following is a complementary colour?
A
Yellow and Magenta
B
Blue
C
Magenta
D
Yellow
Question 38
A 130m long train crosses a bridge in 30 seconds at 45 kmph. The length of the bridge is
A
200m
B
250m
C
225m
D
245m
Question 39
Powdery mildew of wheat is caused by:
A
Fungi
B
Protozoans
C
Bacteria
D
Virus
Question 40
Electric current is measured by
A
Voltmeter
B
Ammeter
C
Commutator
D
Anemometer
Question 41
A person of blood group AB can give blood to :
A
‘A’, ‘B’ and ‘O’
B
‘A’ and ‘B’
C
Only ‘AB’
D
All of these
Question 42
The part of the plant which is responsible for carrying water and solutes from roots to various parts of plants is:
A
Xylem
B
Duodenum
C
Sclercids
D
Phloem
Question 43
Which of the following uses non-conventional Source of Energy?
A
Wax candle
B
Kerosene lamp
C
Solar lantern
D
Torch
Question 44
The time period of a seconds pendulum is
A
4 seconds
B
3 seconds
C
2 seconds
D
1 second
Question 45
'Widal test’ is used for susceptibility of :
A
Yellow fever
B
Cholera
C
Malaria
D
Typhoid
Question 46
The magnetic effect of electric current was first observed by

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A
Oersted
B
Faraday
C
Volta
D
Henry
Question 47
The velocity of rotation of Earth is
A
25 km/min
B
28 km/min
C
39.5 km/min
D
30 km/min
Question 48
The raw material used for the manufacture of Portland cement is :
A
Gypsum and limestone
B
Limestone and clay
C
Alumina, clay and gypsum
D
Gypsum and clay
Question 49
By selling an article at some price a person gains 10%. If the article is sold at twice of the price, the gain percent will be
A
60%
B
120%
C
20%
D
100%
There are 49 questions to complete.
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Vishal Arora

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