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Sample GK Test-3 Quiz
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Sample GK Test-3 Quiz
Sample GK Test-3
1. Fulminology is the study of ?
A)
Volcanic Eruptions
B)
Lightening
C)
Natural Gases
D)
Atmosphere
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2. What is the use of Radar ?
A)
receiving a signals in a radio receiver
B)
locating geostationary satellites
C)
locating submerged submarines
D)
detecting and locating the position of objects
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3. Sound travels at the fastest speed in?
A)
Steel
B)
Water
C)
Air
D)
Vacuum
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4. Light travels at the fastest speed in?
A)
Glass
B)
Water
C)
Hydrogen
D)
Vacuum
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5. Optical fibre works on the
A)
principle of refraction
B)
total internal reflection
C)
scattering
D)
interference
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6. Identify the vector quantity from the following
A)
Heat
B)
Angular momentum
C)
Time
D)
Work
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7. Who discovered natural radio activity?
A)
Marie Curie
B)
Ernest Rutherfor
C)
Enrico Fermi
D)
Henri Becquerel
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8. Magnetism at the centre of a bar magnet is ?
A)
Minimum
B)
Maximum
C)
Zero
D)
Minimum or Maximum
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9. Pascal is the unit for
A)
Thrust
B)
Pressure
C)
Frequency
D)
Conductivity
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10. Light year is a unit of ?
A)
Time
B)
Distance
C)
Light
D)
Intensity of Light
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11. What is the scientific name of Laughing Gas?
A)
Nitrous Oxide
B)
Phosphorous Pentoxide
C)
Sodium Bicarbonate
D)
Carbon Tetrachloride
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12. Which element is common to all acids?
A)
Hydrogen
B)
Carbon
C)
Sulphur
D)
Oxygen
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13. Which of the following is the lightest metal?
A)
Mercury
B)
Lithium
C)
Lead
D)
Silver
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14. What is the average salinity of sea Water?
A)
2%
B)
2.5%
C)
3%
D)
3.5%
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15. Which of the gas is not known as green house gas?
A)
Methane
B)
Nitrous oxide
C)
Carbon dioxide
D)
Hydrogen
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16. Which gas do humans primarily exhale when breathing?
A)
Carbon dioxide
B)
Oxygen
C)
Nitrogen
D)
Hydrogen
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17. Which gas is responsible for the Earth’s ozone layer depletion?
A)
Oxygen
B)
Nitrogen
C)
Chloroflurocarbons
D)
Carbon dioxide
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18. What is the process by which plants make their food using sunlight?
A)
Photosynthesis
B)
Respiration
C)
Fermentation
D)
Transpiration
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19. What is the scientific name of Laughing Gas?
A)
Nitrous Oxide
B)
Phosphorous Pentoxide
C)
Sodium Bicarbonate
D)
Carbon Tetrachloride
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20. Who had performed the world’s first heart transplant?
A)
Dr. Venugopal
B)
William Harvey
C)
Christian Bernard
D)
Edward Jenner
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