MCQOPTIONS
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| 1. |
Photosynthetically active radiation (PAR) represents the following range of wavelength [CBSE PMT 1996, 2005] |
| A. | 340-450 mm |
| B. | 400-700 mm |
| C. | 500-600 mm |
| D. | 450-950 mm |
| Answer» C. 500-600 mm | |