Question

Flow chart on use of fertilizers in agriculture indicating stake holder activities,resources used,k knowledge employed and impact on biosphere .

Answer 1

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Answer 2

fertilizers are synthetic substances or natural substances that are used to add nutrients to the soil to provide the soil with the right nutrients suitable for the growth and development of plants and probably any other organism that  depends on the soil directly

fertilizers can be made in the factory also known as synthetic fertilizers .this is called organic fertilizers while fertilizers that are obtained naturally from natural substances are called manures ,they can come from cows as the common ones