The Earth’s movement round the Sun once is approximately 365 days is called:
- (A) Movement
- (B) Rotation
- (C) Revolution
- (D) Circulation
- (C) Revolution
How much does light take to reach the Earth from the Sun?
- (A) 7 minutes , 30 seconds
- (B) 8 minutes , 20 seconds
- (C) 9 minutes , 15 seconds
- (D) 9 minutes , 30 seconds
- (B) 8 minutes , 20 seconds
The “Rotation of Earth” around its axis causes:
- (A) Month & Year
- (B) Summer & Winter
- (C) Day & Night
- (D) Autumn and Spring
- (C) Day & Night
Pure gold is _______ carat gold.
- (A) 12 carat
- (B) 16 carat
- (C) 22 carat
- (D) 24 carat
- (D) 24 carat
Which instrument is used for comparing earthquake magnitude?
- (A) Anemometer
- (B) Seismograph
- (C) Richter Scale
- (D) Pyrometer
- (C) Richter Scale
Horse Power is a standard unit of power equal to:
- (A) 370 watts
- (B) 480 watts
- (C) 658 watts
- (D) 746 watts
- (D) 746 watts
Which of the following disease has been totally eradicated in the world?
- (A) Hookworm
- (B) Polio
- (C) Smallpox
- (D) Measles
- (C) Smallpox
Which disease is caused by deficiency of Vitamin C in the human body?
- (A) Myopia
- (B) Anemia
- (C) Scurvy
- (D) Cancer
- (C) Scurvy
What is the speed of sound in air in meter per second?
- (A) 250 m/sec
- (B) 331 m/sec
- (C) 434 m/sec
- (D) 561 m/sec
- (B) 331 m/sec
In the composition of Earth, Oxygen is approximately:
- (A) 20%
- (B) 38%
- (C) 46%
- (D) 58%
- (C) 46%