MCQOPTIONS
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| 1. |
Which one of the following air pollutants combine with the haemoglobin of human blood and reduces its oxygen-carrying capacity, leading to suffocation and may cause even death? |
| A. | Chlorofluorocarbon |
| B. | Fly ash |
| C. | Carbon monoxide |
| D. | Sulphur dioxide |
| Answer» D. Sulphur dioxide | |