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Question: Answered & Verified by Expert
The second stage of hydrosere is occupied by plants like
BiologyEcosystemNEETNEET 2012 (Mains)
Options:
  • A Azolla
  • B Typha
  • C Salix
  • D Vallisneria
Solution:
2489 Upvotes Verified Answer
The correct answer is: Vallisneria
Hydrosere originating in a pond starts with colonization of some phytoplanktons which forms the pioneer plant community. The stages are
Ist-Bacteria, Blue-green algae, Algae
IInd-Hydrilla Potamogeton, Vallisneria
IIIrd-Nelumbo, Nymphaea, Trapa, Azolla, Wolffia
IVth-Typha, Sagitaria
V-Juncus, Cyperus
VI-Salix, Populus, Almus

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