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SSC CHSL Exam SSC CHSL General Awareness Study Material

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Scientific research

What were the first wheels made of?

a) Rubber
b) Glass
c) Wood
d) Iron

✔Answer

✔Solution

Correct Answer Is : Wood

Solution Is : The first wheels were made of wood .

Who is called the Father of Geometry?

a) Euclid
b) Pythagoras
c) Ramanujam
d) Fibonacci

✔Answer

✔Solution

Correct Answer Is : Euclid

Solution Is : Euclid is called the father of geometry .

Where was paper invented?

a) China
b) Italy
c) France
d) Egypt

✔Answer

✔Solution

Correct Answer Is : China

Solution Is : Paper was invented in China .

What did Edward Jenner pioneer?

a) Vaccination
b) Electrocution
c) Dialysis
d) Open heart surgery

✔Answer

✔Solution

Correct Answer Is : Vaccination

Solution Is : Edward Jenner pioneered method of vaccination .

The first Mathematical calculator was designed by

a) Napier
b) Leibnitz
c) Fischer
d) Pingale

✔Answer

✔Solution

Correct Answer Is : Napier

Solution Is : Napier`s bones is an abacus invented by john Napier for calculation of products and quotients of numbers

The oral polio Vaccine was discovered by

a) Alexander Fleming
b) Jonas Salk
c) Edmond Fischer
d) Joseph E. Murray

✔Answer

✔Solution

Correct Answer Is : Jonas Salk

Solution Is : Jonas Salk discovered the oral polio vaccine

The device in communication satellites which receives signals from an earth station and transmits them to different directions is

a) Transformer
b) Transistor
c) Transponder
d) Transducer

✔Answer

✔Solution

Correct Answer Is : Transponder

Solution Is : The device in communication satellites which receives signals from an earth station and transmits them to different directions is Transponder.

A man inside an artificial satellite feels weightlessness necause the force of attraction due to earth is

a) Zero at that place
b) Is balanced by the force of attraction due to moon
c) Equal to the centripetal force
d) Non-effective due to particular design of sattelite

✔Answer

✔Solution

Correct Answer Is : Equal to the centripetal force

Solution Is : A man inside an artificial satellite feels weightlessness necause the force of attraction due to earth is equal to the centripetal force

Who invented aeroplane?

a) Orville Wright and Wilbur Wright
b) Sir Frank Whittle
c) Michael Faraday
d) Christian Huygens

✔Answer

✔Solution

Correct Answer Is : Orville Wright and Wilbur Wright

Solution Is : The anser is`Orville Wright and Wilbur Wright`

Jersey bull used for cross breeding is an exotic variety from

a) England
b) France
c) Holland
d) Switzerand

✔Answer

✔Solution

SSC CHSL Exam SSC CHSL General Awareness Study Material

Scientific research

What were the first wheels made of?

Correct Answer Is : Wood

Solution Is : The first wheels were made of wood .

Who is called the Father of Geometry?

Correct Answer Is : Euclid

Solution Is : Euclid is called the father of geometry .

Where was paper invented?

Correct Answer Is : China

Solution Is : Paper was invented in China .

What did Edward Jenner pioneer?

Correct Answer Is : Vaccination

Solution Is : Edward Jenner pioneered method of vaccination .

The first Mathematical calculator was designed by

Correct Answer Is : Napier

Solution Is : Napier`s bones is an abacus invented by john Napier for calculation of products and quotients of numbers

The oral polio Vaccine was discovered by

Correct Answer Is : Jonas Salk

Solution Is : Jonas Salk discovered the oral polio vaccine

The device in communication satellites which receives signals from an earth station and transmits them to different directions is

Correct Answer Is : Transponder

Solution Is : The device in communication satellites which receives signals from an earth station and transmits them to different directions is Transponder.

A man inside an artificial satellite feels weightlessness necause the force of attraction due to earth is

Correct Answer Is : Equal to the centripetal force

Solution Is : A man inside an artificial satellite feels weightlessness necause the force of attraction due to earth is equal to the centripetal force

Who invented aeroplane?

Correct Answer Is : Orville Wright and Wilbur Wright

Solution Is : The anser is`Orville Wright and Wilbur Wright`

Jersey bull used for cross breeding is an exotic variety from

Correct Answer Is : England

Solution Is : Jersey bull used for cross breeding is an exotic variety from`England`

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