Question

The most effective color of visible light spectrum for photosynthesis is:

• A. red
• B. blue
• C. yellow
• D. green

Hint:

Red and blue light are primarily used by plants for photosynthesis, while green light is reflected.

Answer 1

The Correct Option is A

Red light is the most effective in driving photosynthesis, although blue light also plays an important role. Plants reflect green light, which is why they appear green to us.