define ecosphere and give brief details of a pond ecosystem giving suitable example and we'll labelled diagram?
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Answer:
The biosphere of the earth or another planet, especially when the interaction between the living and non-living components is emphasized.The region of space around a star where conditions are such that planets are theoretically capable of sustaining life.
A pond ecosystem refers to the freshwater ecosystem where there are communities of organisms that are dependent on each other and with the prevailing water environment for their nutrients and survival.
A pond or lake ecosystem includes biotic (living) plants, animals and micro-organisms, as well as abiotic (nonliving) physical and chemical interactions. Pond and lake ecosystems are a prime example of lentic ecosystems. Lentic refers to stationary or relatively still water, from the Latin lentus, which means sluggish.