Explain some examples of migratory animals?
Define dry mass?
Which is the autotrophic group responsible for the production of most part of the molecular oxygen of earth?
What are the major terrestrial biomes?
What is biologic control?
Explain the main means by which autotrophic beings obtain energy?
Explain how can the abundance and diversity of living beings in the tropical forests be explained?
Explain the commensalism?
What are the benefits can commensalism offer to a species?
Define biologic control?
How many tropic levels can a food chain have?
Why is the sun the “motor” of the water cycle?
Define harmonious ecological interaction?
What are pioneer species?
How do the availability of water and light and the climate affect the growth of a population?