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The pioneer species in xerarch and hydra...

The pioneer species in xerarch and hydrach succession, are respectively:

A

Lichens and phytoplankton

B

Lichens and phytoplankton

C

Phytoplanktons and lichens

D

Lichens and rooted hydrophytes

Text Solution

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The correct Answer is:
A
Pioneer community in hydrarch is formed by the phytoplankton i.e. the minute microscopic autotrophic organism line diatoms, unicellular, colonial filamentous green algae or blue-green algae. Pioneer community in xerarch is formed by lichen that settles and get established on the wet rock surface.
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