A) Desmodium (grasses)
B) Sphagnum (mosses)
C) Usnea (lichens)
D) Cucurbita (climbers)
Correct Answer: C
Solution :
Lichens (Usnea) are the indicator of air pollution, as these are very sensitive to air pollution (particularly \[S{{O}_{2}}\] pollution).You need to login to perform this action.
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