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प्रश्न
Is it possible that productivity and diversity of a natural community remain constant over a time period of, say one hundred years?
उत्तर
No, it is not possible that productivity of a natural community remain constant over a certain time period.
This is because
- The natural habitat is never maintained in real.
- Abundant resources are never available, they are always in short supply or just enough.
- Environment conditions for survival and reproduction are continuously changing.
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