How are the grasslands of North America and of South America respectively called?
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What is the typical shape of a population growth curve? How the biotic potential can be represented in the same graphic?
How are the heterotrophic beings divided in the ecological study of food interactions?
Define predatism?
Explain why transgenics are considered a threat to the environmental safety?
What is the role of the pioneer species?
What is nekton?
Which terrestrial vertebrate group is extremely rare in deserts?
Explain the main chemical compounds that destroy the ozone layer?
Define biosphere?
What is the formula of the net primary production?
What is population growth rate?
Define commensalism?