19,000+ solved questions for JEE Advanced, JEE Mains, NEET & IChO — with answers and expert explanations.
The region which is greatly affected by air pollution is
Presence of which fuel gas in the exhaust fumes shows incomplete combustion of fuel
The gas responsible for ozone depletion
Which of the following is most abundant hydrocarbon pollutant
Formation of ozone in the upper atmosphere from oxygen takes place by the action of
Which of the following is not involved in the formation of photochemical smog?
Which forms the part of hazy fumes of photochemical smog
The statement which is not true
The substance which is a primary pollutant?
The greenhouse effect is caused by
The greatest affinity for haemoglobin is shown by which of the following
The substance having the largest concentration in acid rain?
The statement which is not true
Presence of which fuel gas in the exhaust fumes shows incomplete combustion of fuel
The region which is greatly affected by air pollution is
The ozone layer is present in
Ozone is an important constituent of stratosphere because it
Formation of London smog takes place in
Which of the following chemical, harmful to ozone, is released by chlorofluoro carbon
Which of the following acts as a sink for CO?
Ozone layer of stratosphere requires protection from indiscriminate use of
The non-viable particulate among the following is
Which of the following causes lung cancer
The false statement among the following is :
Phosphate pollution is caused by