Mega Test - 2
- 1.Which day is celebrated on 22 April?
- A.
Global Earth day
- B.
World Health day
- C.
World Water day
- D.
World kidney day
- 2.Color of Sky appears as blue because of :
- A.
Scattering of Sunlight
- B.
Dispersion of sunlight
- C.
Rayleigh Scattering
- D.
None of these
- 3.Biosensor is used to measure:
- A.
Blood glucose level
- B.
The body PH value
- C.
Amount of Hemoglobin
- D.
Salinity in Urine
- 4.The planet which is visible from earth is :
- A.
Venus
- B.
Mars
- C.
Mercury
- D.
None of these
- 5.What is the main element of Marsh gas?
- A.
Methane
- B.
Ethane
- C.
Ammonia
- D.
Nitric oxide
- 6.Granite is an example of:
- A.
Igneous
- B.
Sedimentary
- C.
Hard stone
- D.
Sandy Rock
- 7.Alfred Nobel invented :
- A.
Dynamite
- B.
Safety pin
- C.
Printer
- D.
Noble award
- 8.A device which converts chemical energy into electrical energy is called:
- A.
Battery
- B.
Generator
- C.
Motor
- D.
Transformer
- 9.A device which converts mechanical energy into electrical energy is called:
- A.
Generator
- B.
Transformer
- C.
Battery
- D.
Motor
- 10.Beri-Beri is caused due to deficiency of which vitamin:
- A.
Vitamin A
- B.
Vitamin B
- C.
Vitamin C
- D.
Vitmain D
- 11.Sound waves are :
- A.
Transverse waves
- B.
Longitudinal waves
- C.
Electromagnetic waves
- D.
Radio waves
- 12.MOAB stands for:
- A.
Massive ordinance Air Blast
- B.
Massive Ordinance Atomic Bomb
- C.
Both of these
- D.
None of these
- 13.What are the primary colors?
- A.
White,Yellow and Green
- B.
Red,Yellow and Blue
- C.
Red,Orange and Blue
- D.
Red,Green and Blue
- 14.Which disease is caused by low calcium in the blood ?
- A.
Sciatica
- B.
Muscle fatigue
- C.
Cramp
- D.
Tetany
- 15.Life span of Red blood cells:
- A.
120 days
- B.
110 days
- C.
130 days
- D.
0 day
- 16.Who is generally credited with inventing the pedal driven bicycle?
- A.
Macmillan
- B.
Pascal
- C.
Joseph Aspdin
- D.
Paul Ehrlich
- 17.Who are generally credited with inventing, building, and flying the world's first successful airplane?
- A.
Wright Brothers
- B.
J.J Thomson
- C.
William Murdoch
- D.
None of these
- 18.____ , a physicist who on May 16, 1960, demonstrated the world’s first laser, a device small enough to fit in his hand.
- A.
Theodore Maiman
- B.
Priestly
- C.
Levi Strauss
- D.
None of these
- 19.____ obtained his first patent for a turbo-jet engine in 1930.
- A.
Sir Frank Whittle
- B.
Cavendish
- C.
F.banting
- D.
All of these
- 20.The Canadian scientist who led the charge that discovered insulin:
- A.
F Banting
- B.
Cavendish
- C.
Charles Darwin
- D.
None of these
- 21.Which metal is commonly used as an electromagnet?
- A.
Iron
- B.
Nickel
- C.
Copper
- D.
Gold
- 22.The commonest refrigerant used in domestic refrigerator is :
- A.
Carbon dioxide
- B.
Ammonia
- C.
Neon
- D.
Nitrogen dioxide
- 23.Density of water :
- A.
1 gram per centimeter cubic
- B.
4 gram per centimeter cubic
- C.
5 gram per centimeter cubic
- D.
6 gram per centimeter cubic
- 24.Plant with green leaves placed in red light will appear:
- A.
Red
- B.
Blue
- C.
Green
- D.
Black
- 25.Which is the source of fuel for a nuclear reactor ?
- A.
Iron
- B.
Uranium
- C.
Carbon
- D.
Radium
Questions: 12 | Attempts: 127 | Last updated: Dec 31, 2012
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