What is the PAR range?

200nm - 800nm

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400nm - 700nm

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350nm - 550nm

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600nm - 100nm

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Solution

The correct option is B 400nm - 700nm
Photosynthetically active radiation or PAR is, the spectral range (wave band) of solar radiation from 400 to 700 nanometers. At this range, an autotroph synthesises the food by the process of photosynthesis. Hence option B is correct.

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What is the PAR range?

The correct option is B 400nm - 700nmPhotosynthetically active radiation or PAR is, the spectral range (wave band) of solar radiation from 400 to 700 nanometers. At this range, an autotroph synthesises the food by the process of photosynthesis. Hence option B is correct.

The correct option is B 400nm - 700nm
Photosynthetically active radiation or PAR is, the spectral range (wave band) of solar radiation from 400 to 700 nanometers. At this range, an autotroph synthesises the food by the process of photosynthesis. Hence option B is correct.