A) community
B) environment
C) ecosystem
D) autecology
Correct Answer: D
Solution :
Autoecology is the branch of ecology which is concerned with the study of relation of individual organism or an individual species with environment. The central theme of ecosystem concept is that the living organisms of a community not only interact among themselves but also have functional relationship with their non-living environment. Nature has a large number of species, each with its characteristic environmental conditions. It is seen that number of species come together to line in a biotic community. Environment is the whole complex of climatic, edaphic, physiographic and biotic factor that acts upon an organism or an ecological community and ultimately determine its from and survival.
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