multiple choice questions and answers on ecology and biodiversity
Advertisement
Questions
Free download PDF of CSAT prelims general awareness multiple choice questions(MCQs) and answers on Ecology and Biodiversity. These previous years solved questions include mcqs on Earth Hour, ozone-depleting substances etc.
31
The formation of ozone hole in the Antarctic region has been a cause of concern. What could be the reason for the formation of this hole?
A
Absence of polar front and stratospheric clouds; and inflow of methane and chlorofluorocarbons.
B
Increased temperature at polar region due to global warming.
C
Presence of prominent tropo- spheric turbulence; and inflow of chlorofluorocarbons.
D
Present of prominent polar front and stratospheric clouds; and inflow of chlorofluorocarbons.
32
Which one of the following terms describes not only the physical space occupied by an organism, but also its functional role in the community of organisms?