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Everyday Science
The human heart has:
A
2 chambers
B
3 chambers
C
4 chambers
D
6 chambers
Correct Answer
C
Everyday Science
Which vitamin helps in blood clotting
A
Vitamin A
B
Vitamin D
C
Vitamin E
D
Vitamin K
Correct Answer
D
Everyday Science
The hardest natural substance is
A
Iron
B
Gold
C
Diamond
D
Copper
Correct Answer
C
Everyday Science
The speed of light is approximately:
A
300,000 km/s
B
30,000 km/s
C
3,000 km/s
D
150,000 km/s
Correct Answer
A
Everyday Science
Which gas is essential for respiration?
A
Nitrogen
B
Oxygen
C
Carbon dioxide
D
Helium
Correct Answer
B
Everyday Science
Which instrument measures temperature?
A
Barometer
B
Thermometer
C
Hygrometer
D
Ammeter
Correct Answer
B
Everyday Science
The SI unit of energy is:
A
Watt
B
Neutron
C
Joule
D
Pascal
Correct Answer
C
Everyday Science
Which metal is liquid at room temperature?
A
Mercury
B
Iron
C
Silver
D
Gold
Correct Answer
A
Everyday Science
The largest planet in the Solar System is
A
Mars
B
Jupiter
C
Earth
D
Venus
Correct Answer
B
Everyday Science
Which organ purifies blood in the human body?
A
Heart
B
Kidneys
C
Lungs
D
Stomach
Correct Answer
B