Question # 1

Who invented the electron microscope?

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Knoll and Ruska

Rudolk and kolliker

Robert Hooke

C.P Swanson

ANSI Stands for:

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American National standard institute

American national standard interchange

American national standard information

American National standard for intercourse

What will be the missing term? 0,4,6,3,7,9,6,(.......), 12

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8

10

11

14

A very well gas is highly basic when dissolved inn water but mildly basic in vapour form, It is used for making explosives such as TNT and fertilizers such as Urea.Which gas is it:

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Carbon dioxide

Acetylene

Nitrous oxide

Ammonia

A shop sells one chocolate at Rs. 1 each, Yo can get one chocolate free by returning three wrappers. if you have Rs. 15, how many chocolates can you get in total:

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15

20

21

22

A train covers 45% km distance in one hour. How much distance train will cover in 25 hours?

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1437.5km

1537.5km

1637.5km

1137.km

First photocopier was made in 1938, who invented it?

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Arthur Korn

Chestor Carison

Philo Fransworth

Georg Biro

The main constituent gas of LNG is?

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Benzene

Ethane

Methane

Butane

An onomastician studies what?

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The mind

Forests

Death

Names

In what year did Jonas salk develop the first polio vaccine

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1932

1962

1952

1942

A steroid is considered a:

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lipid

Protein

Enzyme

Weak acid

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