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Q. In which of the following colour, rate of photosynthesis is maximum?
Answer: Red
Notes: The rate of photosynthesis is maximum in red colour and minimum in yellow colour. This happens because in the absorption spectrum, the red and blue colour gets absorbed and the majority of green light gets reflected.

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📌 Question Number: 43 in 14. Photosynthesis, Respiration and Nutrition in Plants in the above course in App.