निम्नलिखित बीमारियां किस सूक्ष्म जीव से फैलती हैं (a) कृमि (b) SARS
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Drainage system may refer to: Drainage system (geomorphology), patterns formed by streams, rivers, and lakes in a drainage basin. Drainage system (agriculture), a system by which water is drained on or in the soil to enhance production. Sustainable drainage system, designed to reduce the potential impact of development.
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pls ask in english
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