Ecology and General Silviculture

A. A localized association of several plants and animals
B. Different communities of plants, animals and microbes, together with their physico-chemical environments
C. Different communities of plants and microbes plus their physico-chemical environments
D. None of the above

A. Daubenmire/R.Misra/Koestle
B. Tansley
C. Weaver and Clements
D. Odum/Kormondy

A. Plants and animals
B. Weeds and trees
C. Biotic and abiotic
D. Frogs and men