How does net primary production(npp) relate to the energy pyramids?
Define the nitrogen cycle?
What is ammensalim?
Explain the main factors that affect the growth of a population?
Explain what are the main limiting factors for the growth of a population?
What is population growth rate?
What is Ecology?
What are some examples of parasitism?
What is pollution?
In a numeric pyramid to which tropic level does the base always refer?
What do energy pyramids represent?
Explain the main chemical compounds that destroy the ozone layer?
Explain pops?
What is the primary energy source for life on earth?
What is biologic control?