Why Chl-a (Chlorophyll-a) is Called Essential Pigment ?
The reason why is chlorophyll-a called essential pigment is as follows :
- For photosynthesis of plants, chlorophyll-a is the primary pigment.
- Chlorophyll-a is considered as the most essential photosynthetic pigment because in case of the conversion of light energy to chemical energy, it is directly involved.
- From wavelengths of orange-red and green-yellow lights, most energy is absorbed by it.
- All other pigments are considered as accessory pigment.
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