General Knowledge Questions

Q:

In isotopes the number of neutrons are

A) same B) different
C) both D) none
 
Answer & Explanation Answer: B) different

Explanation:
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Q:

N.R. Narayana Murthy was recently presented with the 2014  'Global India Award' in Canada. He is the executive chairman of which of the following companies?

A) Infosys B) Wipro
C) IBM D) TCS
 
Answer & Explanation Answer: A) Infosys

Explanation:
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Q:

Forests occupy about _____of India's total surface?

A) 19 per cent B) 26 per cent
C) 28 per cent D) 30 percent
 
Answer & Explanation Answer: A) 19 per cent

Explanation:
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Q:

Which of the following countries is a permanent member of the UN Security Council?

A) Switzerland B) People's Republic of china
C) Japan D) Ukraine
 
Answer & Explanation Answer: B) People's Republic of china

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Q:

_________ is known as the Queen of the Arabian Sea?

A) Cochin B) Mumbai
C) Mangalore D) Surat
 
Answer & Explanation Answer: A) Cochin

Explanation:
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Q:

Harmful bacteria in drinking water cannot be destroyed by 

A) Chlorination B) boiling
C) adding caustic soda D) ozonisation
 
Answer & Explanation Answer: C) adding caustic soda

Explanation:

Water containing caustic soda cannot be used for drinking

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Q:

Is Air a Mixture?

A) TRUE B) FALSE
Answer & Explanation Answer: A) TRUE

Explanation:

True, Air is a Mixture.


Air is considered as mixture for the following reasons ;


1. Air can be separated into its components like N2, O2 , Argon and CO2 by the process of fractional distillation of liquid air.


2. Air shows the properties of all the gases present in the atmosphere.
For example : Oxygen is good Supporter of combustion. Hence air also is good supporter of combustion.


3. Air does not have a fixed formula.


4. Air has a variable composition because air at different places contains different amount of gases.


5. Heat or Light energy is neither absorbed nor released when air is prepared physical by mixing required amount of gases .


6. Mixture does have fixed boiling Point. It holds good in case of liquid air.

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Subject: Physics
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Q:

The famous hill-station Kodaikanal lies in

A) Palani hills B) Javadi hills
C) Nilgiri hills D) Cardamom hills
 
Answer & Explanation Answer: A) Palani hills

Explanation:

The famous hill-station Kodaikanal lies in Palani hills.

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