What are the environmental harms caused by mercury pollution? What are the main sources of mercury pollution?
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Define pollution?
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?
Why plutonium reprocessing is a big environmental issue?
Define parasitism?
Explain the three main types of tropic pyramids studied in ecology?
What is parasitism?
Define water cycle?
How many tropic levels can a food chain have?
Does thermal inversion occur in the winter or in the summer?
What is an ecosystem?
What is plutonium reprocessing?
What are the processes that autotrophic beings use to produce organic material from inorganic substances?