Despite having a great biodiversity why, is the Amazon Rainforest under risk of desertification?
What are deciduous trees?
How can a great biological diversity protect an ecosystem from environmental damages?
What is a community? What is the difference between the concepts of community and population?
Define population?
What benefits can commensalism offer to a species?
How does the vegetal stratification of an ecosystem influence the biological diversity?
How are the grasslands of North America and of South America respectively called?
What is the main biological process that consumes carbon dioxide?
What is competition?
Into which type of energy is the light used in photosynthesis transformed.
Can the amount of available energy in a given tropic level to be larger than the available energy in inferior tropic levels? What does that condition means to the conformation of the energy pyramids?
Explain the commensalism?
How does gross primary production(gpp) relate to photosynthesis?
What is the group of aquatic beings composed of large number of photosynthetic beings?