In a hydrosere the plants like Carex, Cyperus, and Juncus appear just after a community comprising:
A.Lemna, Wolffia, Spirodela
B.Nuphar, Nelumbo, Victoria
C.Scirpus, Typha, Sagittaria
D.Najas, Ceratophyllum, Elodea
Category: Population Biotic Community Mcqs
Which of the following describes a community?
A.A list of species present (species structure and diversity indices
B.Biomass of producers and consumers
C.Autotrophic and heterotrophic measurements
D.All of the above
Plant succession taking place in sandy area is precisely called:
A.Halosere
B.Psammosere
C.Xerosere
D.Hydrosere
The woodland stage in a hydrosere has predominance of plants like:
A.Eleocharis, Fimbristylis
B.Salix, Populus
C.Ranunculus, Polygonum
D.Acer, Ulmus
When the process of succession sidetracks the advancement line, it is called:
A.Primary
B.Deflated
C.Secondary
D.Induced
The ecological succession was first studied by:
A.Clements
B.Hult
C.Odum
D.King
The vertical layering of organisms corresponds to:
A.Stratification
B.Dominance
C.Physiognomy
D.Diversity
A succession exhibiting changes in the communities at a place is described as:
A.Biotic succession
B.Physiographic succession
C.Climatic succession
D.Geographic succession
Immense increase in the number of organisms of a species is checked by:
A.Environmental resistance
B.Biotic potential
C.Imigration
D.All of these
The ecological succession occurring as population 1 ? 2 ? 3 ? 4 indicates
A.Cyclic succession
B.Induced succession
C.Retrogressive succession
D.Allogenic succession
