What is the most abundant form under which nitrogen is found in nature?
Define ecosystem in your own language?
Explain environmental resistance?
Explain the difference between primary ecological succession and secondary ecological succession?
What is the difference between the concepts of community and population?
What are pioneer species? What is the role of the pioneer species?
what are the difference between migration, emigration, and immigration?
Define species?
What is protocooperation?
Define pollution?
What are persistent organic pollutants (POPs?
What are interspecific ecological interactions?
Define a biodigester?
What are the factors that for influencing photosynthesis also interfere with the gross primary productivity?
Why transgenics are considered a threat to the environmental safety?