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General science & technology MCQs with Answers

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Question 1

The smallest living cell is that of:

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Question 2

The limit beyond which stars suffer internal collapse is called

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Question 3

Rainbow is produced when sunlight falls on drops of rain. Which of the following physical phenomena are responsible for this?

I. Dispersion
II. Refraction
III. Internal Reflection

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Question 4

Which of the following bombs, when dropped on a city, will kill only the inhabitants?

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Question 5

Which of the following will you use to remove rust stains on cloth?

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Question 6

“Mach Number” is a term associated with the speed of

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Question 7

The spherical shape of rain drops is due to

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Question 8

What is the colour of pure diamond?

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Question 9

Geiger counter is an instrument

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Question 10

The film of oil and soapy water owe their brilliant colours to a combination of light reflection and

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