1.
Consider the following statements
I. Soil without a vegetation cover is eroded by both wind and water
II. Excessive irrigation results in water logging of soil
III. Increased salt concentration damages agriculture
Which of the statements given above are correct?
 
2.
In India, the Air Prevention and Control of pollution Act came into force in ...A..., but was amended in ...B... to include ...C... as an air pollutant
Complete the given statement by choosing appropriate option for A-C
3.
Which method is used to remove particulate matter present in exhaust of thermal power plant?
4.
Restoring a forest cover over an area where one existed earlier but was removed at some point of time in the past is called
5.
For the control of air pollution in Delhi, all buses of Delhi were converted to run on ...A... by the end of ...B... as per the directives of the ...C...
Complete the given statement by choosing appropriate options for A-C