MCQOPTIONS
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| 1. |
The upper stratosphere consisting of the ozone layer protects us from the sun’s radiation that falls in the wavelength region of |
| A. | 600-750 nm |
| B. | 400-550 nm |
| C. | 0.8-1.5 nm |
| D. | 200-315 nm |
| Answer» E. | |