MCQOPTIONS
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| 1. |
In which river valley have researchers found, a low concentration of near-surface ozone as compared to the other urban locations in India? |
| A. | Brahmaputra |
| B. | Ganga |
| C. | Narmada |
| D. | Kaveri |
| E. | Sutlej |
| Answer» B. Ganga | |