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36. Which of the following is correct match? (1) Photochemical smog - SO2 (2) Nitrate in drinking water - blue baby syndrome (3) Phosphate fertilizers in water - BOD level of water increases (4) All are correct |
| Answer» 36. Which of the following is correct match? (1) Photochemical smog - SO2 (2) Nitrate in drinking water - blue baby syndrome (3) Phosphate fertilizers in water - BOD level of water increases (4) All are correct | |