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Lichens cannot tolerate A especially due...

Lichens cannot tolerate _A_ especially due to _B_ Fill the blanks with suitable option for (A) and (B)

A

(A) -Water pollution ,B - `CO_2`

B

A- Soil pollution, B- `CH_4`

C

A- Air pollution, B- `SO_2`

D

A- Air pollution, B - `CO_2`

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AAKASH INSTITUTE ENGLISH-TEST 7-Exercise
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  4. In bryophytes, spores get disseminated by

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