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NEET2005BotanyPhotosynthesis in Higher PlantsActual

Photosynthetic active radiation (PAR) has the following range of wavelengths:

Options

  1. A340-450 ~nm
  2. B400-700 nm
  3. C500-600 ~nm
  4. D450-950 ~nm .

Correct answer

B. 400-700 nm

Step-by-step solution

Photosynthetically Active Radiation (PAR) is the amount of light available for photosynthesis, which is light in the 400 to 700 nanometer wavelength range.

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