Score: Rank:

Correct Answer: 60 to 100

A normal heart rate for adults lies somewhere between 60 and 100 beats per minute (BPM), and varies based on age group and gender.

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Planet Uranus Was Once Called Planet George

William Herschel, an English astronomer, discovered the planet Uranus in 1781 while performing a telescopic survey of the Zodiac. He temporarily named the planet Georgium Sidus, in honor of King George the Third. Later, delighting many schoolchildren, George was given another name, Uranus, the Greek God of the sky.

Which of these organs is used for breathing?

Is it Lungs or Kidney?
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Is it Lungs or Kidney?
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