Match the Column ‘A’ with Column ‘B’:
Column ‘A’ |
Column ‘B’ |
(i) Organic impurities |
(a) Sewage treatment |
(ii) Inorganic impurities |
(b) Typhoid |
(iii) Wastewater treatment |
(c) Manure |
(iv) Water borne diseases |
(d) Nitrate and phosphates |
(iv) Water borne diseases |
(e) Human wastes |