EASY
RRB NTPC CBT 1
IMPORTANT
Earn 100

The major harmful gas emitted by automobile vehicles which causes air pollution is :
(a)Carbon monoxide
(b)methane
(c)carbon dioxide
(d)ozone gas

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Important Questions on Chemistry
EASY
RRB NTPC CBT 1
IMPORTANT
Acid rain is caused due to the pollution of atmosphere by :

EASY
RRB NTPC CBT 1
IMPORTANT
Taj Mahal is greatly affected due to :

EASY
RRB NTPC CBT 1
IMPORTANT
Ozone layer in the upper parts of the atmosphere serves as a protective shield against harmful :

EASY
RRB NTPC CBT 1
IMPORTANT
Formation of ozone hole is maximum over :

EASY
RRB NTPC CBT 1
IMPORTANT
The function of sedimentation tank in sewage treatment is to :

EASY
RRB NTPC CBT 1
IMPORTANT
Heavy metal pollution of water is caused by :

MEDIUM
RRB NTPC CBT 1
IMPORTANT
Photochemical smog is a resultant of the reaction among :

EASY
RRB NTPC CBT 1
IMPORTANT
Which of the following can be found as pollutants in the drinking water in some parts of India?
1) Arsenic
2) Sorbitol
3) Fluoride
4) Formaldehyde
5) Uranium
