How does net primary production(npp) relate to the energy pyramids?
Explain the main characteristics of the age pyramids of developed countries?
What is commensalism?
How are grasslands classified?
Why plutonium reprocessing is a big environmental issue?
Why does thermal inversion increases air pollution? Which harms can thermal inversion cause to humans?
How does biological diversity relate to the characteristics of the abiotic factors of an ecosystem?
What are the typical vegetation and the typical fauna of the taigas?
What are primary consumers? Can food chain present quaternary consumers without having secondary or tertiary consumers? Can a tertiary consumer of one chain be a primary or secondary consumer of another chain?
What are the main causes of the loss of the biological diversity nowadays?
What are autotrophic beings? What are heterotrophic beings?
What is the most abundant form under which nitrogen is found in nature?
Define nuclear pollution?
Why waste is considered one of the major environmental issues?
Explain the predatism?