Explain the difference between the concepts of food chain and food web?
Is pollution always caused by humans?
How does gross primary production(gpp) relate to photosynthesis?
Explain the predatism?
Explain global warming?
Define bioremediation?
What are the processes that autotrophic beings use to produce organic material from inorganic substances?
What is the zooplankton?
What are the typical vegetation and the typical fauna of the tropical forests?
What is the cost-benefit relation regarding sewage treatment as a strategy to fight water pollution?
What are abiotic factors?
How the biotic potential can be represented in the same graphic?
What is the difference between the concepts of community and population?
What is a population?
What are the advantages of leguminous crop rotation in agriculture?