Who replaces the reed-swamp in a hydrarch succession?
(a) Rooted-submerged plants
(c) Free-floating angiosperms
The question was asked during a job interview.
Asked question is from Ecosystem topic in portion Ecosystem of Biology – Class 12
The correct option is (d) Marsh-meadow
The best explanation: The sequence of successional stages occurring in water is known as hydrarch succession or hydrosere. The reed-swamp with time is replaced by the marsh-meadow in a hydrarch succession. Some examples of the marsh-meadow plants are Caltha, Gallium, Mentha, Cicuta, etc.