Population Biotic Community

A. Edaphic factors
B. Biotic factors
C. Topographic factors
D. All of these

A. Cyclic succession
B. Induced succession
C. Retrogressive succession
D. Allogenic succession

A. Lemna, Wolffia, Spirodela
B. Nuphar, Nelumbo, Victoria
C. Scirpus, Typha, Sagittaria
D. Najas, Ceratophyllum, Elodea

A. Nudation – ecesis – aggregation – migration
B. Migartion – ecesis – aggregation – nudation
C. Nudation – migration – ecesis – aggregation
D. Nudation – ecesis – migration – aggregation

A. Predictable
B. Unpredictable
C. Hephazard
D. Always changing

A. Erosion
B. Drought
C. Deposition
D. Micro-organisms

A. Induced
B. Deflated
C. Allogenic
D. Autogenic

A. Reaction
B. Competition
C. Coaction
D. Ecesis

A. Reaction
B. Nudation
C. Invasion
D. Ecesis

A. Primary
B. Deflated
C. Secondary
D. Induced