Question

In the given figure, $A, B, C, D, E$ and $F$ represent some stages of hydrosere. Select the correct statement regarding these.

• A. Hydrilla and Potamogeton occur in stage A; Nymphaea and Nelumbo occur in stage B
• B. Phragmites and Typha occur in stage C; Carex and Cyperus dccur in stage D
• C. Alnus and Populus occur in stage E; Acer and Quercus occur in stage F
• D. All of these

Answer 1

Answer: (D)

In the given figure, A represents submerged stage (e.g., Hydrilla, Potamogeton, Vallisneria, etc.), $B$ represents floating leaved anchored plant stage (e.g., Nymphaea, Nelumbo, Pistia, etc.), $C$ represents reed-swamp stage (e.g., Phragmites, Typha, Scirpus, Sagittaria, etc.), $D$ represents marsh-meadow stage (e.g., Carex, Cyperus, Juncus, etc.), $E$ represents woodland stage (e.g., Salix, Populus, Alnus, etc.) and $F$ represents the climax community of forest (e.g., Acer, Quercus, Ulmus, etc.).