Mercury is emitted into air by:

  • Option 1)

    Burning coal 

  • Option 2)

    Burning garbage 

  • Option 3)

    Coal fire 

  • Option 4)

    Steam engine 

 

Answers (1)

As learnt in

Non - Degradable pollutant. -

They cannot be degraded, or break down very slowly by natural processes.

- wherein

Mercury, lead, DDT, plastics.

 

 Mercury is a non- degradable pollutant which is emitted into air by burning garbage containing mercury.

 


Option 1)

Burning coal 

Incorrect option

Option 2)

Burning garbage 

correct option

Option 3)

Coal fire 

Incorrect option

Option 4)

Steam engine 

Incorrect option

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