A.Nudation ? ecesis ? aggregation ? migration
B.Migartion ? ecesis ? aggregation ? nudation
C.Nudation ? migration ? ecesis ? aggregation
D.Nudation ? ecesis ? migration ? aggregation
A.Water factor
B.Sand
C.Mud
D.Desert
A.Predictable
B.Unpredictable
C.Hephazard
D.Always changing
A.Lithophytic
B.Xerophytic
C.Mesophytic
D.Hydrophytic
A.Tansley
B.Hult
C.Hodges
D.Kormondy
A.Water factor
B.Temperature
C.Soil fertility
D.Climate
A.Ecesis, aggregation and competition
B.Migration, aggregation and competition
C.Aggregation, competition and coaction
D.Migration, ecesis and aggregation
A.Erosion
B.Fire
C.Hail
D.Wind
A.Ecosystem
B.Climatic community
C.Ecotons
D.Seral community
A.Boswellia
B.Balanites
C.Anogeissus
D.Quercus
