Define biosphere?
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Define population?
How does npp relate to the energy pyramids?
What do numeric pyramids represent?
What is the typical conformation of the age pyramids of underdeveloped countries?
How is gpp related to photosysnthesis?
Define nuclear pollution?
What are pioneer species?
Explain some examples of migratory animals?
Define eutrophication?
What is a community? What is the difference between the concepts of community and population?
Which harms can thermal inversion cause to humans?
What are intraspecific and interspecific ecological interactions?