Which disease is caused by intestine perforation?
- Tetanus
- Tuberculosis
- Typhoid
- Cholera
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Unit of measure for the loudness of sound?
- Decibles
- Amps
- Hertz
- Joules
Which vitamin is not stored in human body?
- Vitamin B
- Vitamin C
- Vitamin D
- Vitamin K
What travels faster than light?
- Sound
- Air
- Microwave
- None of above
Microwave and speed of light is same: 299 792 458 m / s
Nuclear Reaction occurs on sun
- Fusion
- Fission
- Both
- None of above
A disease which spreads by contact?
- Fatal
- Incurable
- Infectious
- Contagious
Infectious diseases are caused by microscopic germs
Diseases that spread from person to person are said to be contagious.
The shortest day of each year is
- 21 December
- 5 January
- 21 November
- 15 December
Change in season is caused due to
- Revolution of earth
- Rotation of earth
- Inclination of earth
- None of these
The covid 19 vaccine has ____ effective rate
- 85%
- 90%
- 95%
- 98%
Sun rises in the east and sets in the west due to the
- The shape of the earth
- Revolution of the earth around the sun
- Rotation of the earth around its axis
- Movement of the sun
Smoke from industries causes.
- Fog
- Smog
- Mist
- None of these
Which gas is present in bulb?
- Argon
- Nitrogen
- Hydrogen
- None of these
Argon is a commonly used gas used to fill incandescent light bulbs. It increases bulb life by preventing the tungsten filaments from deteriorating too quickly. Other gases such as helium, neon, nitrogen and krypton are also used in lighting.