How can we say that lichens are pollution indicator?
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Answered by
1
As lichens absorb sulphur dioxide therefore it is used as pollution indicator.
meenashubhangi:
u are correct that doesn't mean i am incorrect.
class apki?
11th
and urs?
11
bio science?
biology
same same
wow! great!
:))
Answered by
1
Answer:
lichens are regarded as pollution indicators because they are sensitive to SO2 & do not grow in polluted areas. their presence indicates the absence of pollution in that area & their absence indicates that the area is polluted.
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