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Science Quiz on How Things Work :16.05.2020

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Question 1

A sound of single frequency is called

Question 2

Direction: Answer the following questions by selecting the correct/most appropriate options.
We are not crushed under the weight of atmosphere, because:

Question 3

An electric current can produce

Question 4

Which microorganism is used for production of alcohol?

Question 5

Which scientist discovered Penicillin?

Question 6

The speed of light in the rarer medium is:

Question 7

Speed of light ……………as the beam of light travel from rarer medium to the denser medium.

Question 8

Which of the following features help polar bears adapt in extreme cold conditions?

Question 9

Direction: Answer the following question by selecting the correct / most appropriate options.
The occurrence of seasons on earth is due to the fact that :

Question 10

Direction: Answer the following question by selecting the correct / most appropriate options.
In the event of a thunderstorm :
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