General Knowledge Questions

Q:

Which of the following metals reacts vigorously with cold water?

A) Potassium B) Aluminium
C) Zinc D) Iron
 
Answer & Explanation Answer: A) Potassium

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Q:

The Prime Minister is the ex-officio President of

A) CLRI B) CSIR
C) ISRO D) DRDO
 
Answer & Explanation Answer: B) CSIR

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Q:

Which of the following insecticides' harmful effects came under media attention when health issues in Kerala were publicized?

A) Endosulfan B) Lethal
C) Thimet D) Monocil
 
Answer & Explanation Answer: A) Endosulfan

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Q:

How many atoms will one mole of Carbon (C-12) contain?

A) 6.02 x 1023 B) 8.06 x 1020
C) 6.02 x 1026 D) 60.20 x 1026
 
Answer & Explanation Answer: A) 6.02 x 1023

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Q:

Which term describes an enzyme?

A) reactant B) catalyst
C) substrate D) product
 
Answer & Explanation Answer: B) catalyst

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Q:

Which one of the following is lyophilic colloid?

A) Gold sol B) Smoke
C) Cloud D) Starch aqueous solution
 
Answer & Explanation Answer: D) Starch aqueous solution

Explanation:

Starch aqueous solution is a lyophilic colloidal solution.

 

Lyophilic colloids are liquid loving colloids.  When these colloids are mixed with suitable liquid high force of attraction exists between colloidal particles and liquid.

 

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Q:

What is the main cause of temperature rise in the interior of the Earth?

A) Pressure B) Breakdown of radioactive substances
C) Both the pressure and breakdown of radioactive substances D) No option is correct
 
Answer & Explanation Answer: C) Both the pressure and breakdown of radioactive substances

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Q:

Who among the following is considered as a political guru of Mahatma Gandhi?

A) Dadabhai Naoroji B) Gopal Krishna Gokhale
C) Lala Lajpat Rai D) Bal Gangadhar Tilak
 
Answer & Explanation Answer: B) Gopal Krishna Gokhale

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