Chemistry
Name any two :
(a) natural sources of atmospheric pollution.
(b) gases which are responsible for the formation of acid rain.
(c) particulate pollutants.
Related Questions
Assertion (A): UV radiations break ozone into O2 and O.
Reason (R): Ozone hole is responsible for global warming and climate change.
- Both A and R are true and R is the correct explanation of A.
- Both A and R are true but R is not the correct explanation of A.
- A is true but R is false.
- A is false but R is true.
Fill in the blanks:
(a) The pollutants such as NO2, SO2 and SO3 dissolved in the moisture of air are the cause of ……………
(b) Excessive release of carbon dioxide in the atmosphere is the cause of …………… effect which produces global warming.
(c) Ozone layer prevents the harmful …………… radiation of the sun to reach the earth.
(d) Decrease in the concentration of ozone in the stratosphere is the cause of the formation of …………… holes.
(e) Ozone depletion is mainly caused by the active …………… atoms generated from CFC in the presence of UV radiation.
What do you understand by ozone depletion ?
What is a pollutant ?