Questions

Q:

The ratio of angles of a triangle are 1 : 2/3 : 3. Then the smallest angle is

A) 21 4/7° B) 25°
C) 25 5/7° D) 38 4/7°
 
Answer & Explanation Answer: C) 25 5/7°

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Q:

If North is called North west , West is called South west , South is called South east and so on . A person walks straight from South west to North east and then turns left . Walks straight and again turns left . Now at what direction he is facing ?

A) South B) North East
C) North D) South West
 
Answer & Explanation Answer: D) South West

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Q:

The process of copying genetic information from one strand of DNA into RNA is termed as

A) translation B) transcription
C) replication D) mutation
 
Answer & Explanation Answer: B) transcription

Explanation:

The process of copying genetic information from one strand of the DNA into RNA is termed as transcription. In transcription, only a segment of DNA and only one of the strands is copied into RNA. This necessitates defining the boundaries that would demarcate the region and the strand of DNA that would be transcribed.

 

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Q:

Calculate the work done by the force of gravity when a satellite moves in an orbit of radius 40,000 km around the earth.

A) 8,000 J B) 4,00,000 J
C) 0 J D) 4,000 J
 
Answer & Explanation Answer: C) 0 J

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Filed Under: Physics
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Q:

What is the range of frequencies of sound waves audible to human beings?

A) 16kHz to 200kHz B) 16Hz to 16kHz
C) 16Hz to 20kHz D) 14Hz to 20kHz
 
Answer & Explanation Answer: C) 16Hz to 20kHz

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Q:

The astronomer who discovered planet Pluto was ___.

A) Sylvain Arend B) Joseph Asbrook
C) Edwin Hubble D) Clyde Tombaugh
 
Answer & Explanation Answer: D) Clyde Tombaugh

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Filed Under: General Science
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Q:

Who was the American astronaut who returned to Earth after spending 340 days in International Space Station?

A) Scott Kelly B) Mikhail Kornienko
C) Eric Boe D) Douglas Hurley
 
Answer & Explanation Answer: A) Scott Kelly

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Q:

UNESCO Headquarters is in

A) Moscow B) New York
C) London D) Paris
 
Answer & Explanation Answer: D) Paris

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Filed Under: General Awareness
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