Explain the difference between primary ecological succession and secondary ecological succession?
Explain how are the grasslands of north america and of south america respectively called?
Explain the main factors that affect the growth of a population?
What are biogeochemical cycles?
What is commensalism?
Explain why the tropical forests are also known as stratified forests?
Explain environmental resistance?
What is the respective importance of water for the living beings?
What is plankton?
Define harmonious ecological interaction?
What is mutualism?
Define a food chain?
In the ecological study of food interactions how are the autotrophic beings called?
Why the tropical forests are also known as stratified forests?
What are the main chemical compounds that destroy the ozone layer?