MCQOPTIONS
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| 1. |
The ozone layer absorbs what range of wavelengths of the sun s radiation? |
| A. | 0.80 nm 1.50 nm |
| B. | 200 nm 315 nm |
| C. | 450 nm 570 nm |
| D. | 600 nm 750 nm |
| Answer» C. 450 nm 570 nm | |