12th Class Biology Sample Paper Biology - Sample Paper-10

  • question_answer
    The nutrients are never lost from an ecosystem, but are recycled with time and again the cycles continue indefinitely.
    (a) Name the different nutrient cycle and give example.
    (b) Draw any one cycle.

    Answer:

    (a) Nutrient Cycles are of two types
    (i) Gaseous cycles - e.g. Carbon cycles and Nitrogen cycle.
    (ii) Sedimentory cycles - e.g. Sulphur cycles and phosphorus cycle.
    (b)


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