what is transgenic food and its health hazards?
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Explain what is the most abundant form under which nitrogen is found in nature?
Define population density?
Explain the analyses provided by the study of human age pyramids?
Under which form is nitrogen fixed by the living beings.
Explain the commensalism?
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 is environmental resistance?
What are primary consumers?
What is the formula of the net primary production?
What is the typical fauna of the tropical forests?
What is biodiversity?
What are the main limiting factors for the growth of a population?