What is the group of aquatic beings composed of large number of photosynthetic beings?
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Explain how does biological diversity relate to the characteristics of the abiotic factors of an ecosystem?
Explain the main factors that affect the growth of a population?
What is the gross primary production of an ecosystem? How does GPP relate to photosynthesis?
Explain some examples of parasitism?
Explain the main means by which autotrophic beings obtain energy?
What is biodiversity?
How many tropic levels can a food chain have?
How different are the concepts of migration, emigration, and immigration
Define selective waste collection?
What are pioneer species? What is the role of the pioneer species?
Define nuclear pollution?
What is a biome?