
Everyday Science MCQs Part X
21 The normal number of chromosomes in human is
46
22 Light emitted from the Sun take how much time to reach the Earth?
About 500 seconds
23 Dr. Jonas Salk is known for
Anti-Polio Vaccine
24 A normal person blink his eyes on average
Every Six seconds
25 What is camel hump?
The camel’s reserve supply of energy
26 Why do people drink before meal?
To stimulate appetite
27 In medical science, a stroke occurs when
Blood supply to brain stops after an injury
28 The function of the nerve cells is to
Transmit messages
29 Military rockets that are aimed at a targeted point, before being fired are called
Ballistic missiles
30 The process by which gases enter and leaves the blood is called
Diffusion
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