General Studies Exam Preparation (Environment Quiz - 3)

1. The effect of pollution is first marked on the
[A]Flora of that place
[B]Biogeochemical cycle
[C]Natural balance of our environment
[D]Fauna of an area


2. The major source of pollution up to 80% of total air pollution in metropolitan cities is
[A]Automobile/transportation
[B]Coal based industries
[C]Pesticides
[D]Radioactivity and noise


3. Major air pollutant is
[A]CO2
[B]SO2
[C]N2
[D]CO


4. Highest level of oxides of nitrogen(NO, NO2) in the air are recorded in
[A]Bangalore
[B]Chennai
[C]Mumbai
[D]Kolkata


5. Of the following four metropolitan Indian cities where air hangs above like a cloud
[A]Mumbai
[B]Delhi
[C]Kolkata
[D]Chennai


6. Taj Mahal is being damaged by pollution caused by
[A]Mathura refinery
[B]Yamuna flood
[C]Nuclear pollution
[D]Railway yard


7. Particulates in the air causes
[A]Permanent opening of stomata
[B]Closure of stomata
[C]Coiling of leaves
[D]Yellowing of leaves


8. Lead is considered mainly as
[A]Air pollution
[B]Water pollutant
[C]Land pollutant
[D]Radioactive pollutant


9. What is that smoking produces in the largest scale?
[A]NO2
[B]SO2
[C]CO
[D]PARTICULATES


10. The SO2 mainly affects the
[A]Nucleaus
[B]Cell membranes
[C]Cell wall
[D]Ribosomes


11. A mutagenic pollutant is
[A]Chlorinated hydrocarbons
[B]Organophosphates
[C]Nitrogen oxides
[D]Resins


12. Removal of desirable substances/plants is called
[A]Negative pollution
[B]Positive pollution
[C]Erosion
[D]Conservation


13. Which will not cause air pollution
[A]CO2
[B]CO
[C]NO2
[D]H2


14. The example of natural pollution is
[A]Volcanoes
[B]SO2
[C]Smoke
[D]DDT


15. Which pollutant gas is released by cud chewing cattles
[A]CH4
[B]CO2
[C]CO
[D]NO2