What is bioremediation?
What is the typical vegetation of the grasslands?
What do biomass pyramids represent?
What is the typical conformation of the age pyramids of underdeveloped countries?
Does thermal inversion occur in the winter or in the summer?
What are the phytoplankton and the zooplankton?
What is the difference between primary ecological succession and secondary ecological succession?
What are the main limiting factors for the growth of a population?
What is a community? What is the difference between the concepts of community and population?
What are the processes that autotrophic beings use to produce organic material from inorganic substances?
What are biogeochemical cycles?
What are the analyses provided by the study of human age pyramids?
What is the main biological process that consumes carbon dioxide?
How do the availability of water and light and the climate affect the growth of a population?
What is the nitrogen cycle?
