What are pioneer species? What is the role of the pioneer species?
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What are abiotic factors?
Explain global warming?
In the short range what will happen to the levels above and below a population of secondary consumers of a numeric pyramid if a large number of individuals from this population dies?
What is the relation between environmental resistance and the population growth according to the biotic potential curve and the real population growth curve?
What are the main interspecific ecological interactions?
what are the difference between migration, emigration, and immigration?
Explain the main intraspecific ecological interactions?
Define eutrophication?
Explain how are grasslands classified?
What are the environmental harms caused by mercury pollution? What are the main sources of mercury pollution?
What is the typical fauna of the tropical forests?
What are some examples of interspecific competition?