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This summary focuses on the vital role micro-organisms play in ecosystems and human life. Learners explore decomposition, nutrient cycling, nitrogen fixation, symbiotic relationships, biotechnology and the ecological importance of bacteria, fungi, protists and viruses. The summary explains how micro-organisms contribute to soil fertility, food production, environmental sustainability and ecosystem balance. An excellent revision tool for understanding the practical importance of micro-organisms in the natural world.
(7 pages)