Match the items of Column I with the items of Column II with reference to sewage. List 1Inorganic impuritiesOrganic impuritiesNutrientsBacteriaList 2Phosphorus and nitrogenNitrates and phosphatesCholera and typhoidPesticides and herbicides
Match the items of Column I with the items of Column II with reference to sewage. List 1Inorganic impuritiesOrganic impuritiesNutrientsBacteriaList 2Phosphorus and nitrogenNitrates and phosphatesCholera and typhoidPesticides and herbicides










