Everyday Science
NULL
Medium
Question
Which listed wavelength is most effective in photosynthesis?
A
Blue
✓ Official correct answer
B
Green
C
Orange
D
Yellow
Community credibility
Registered members can vote for the answer they believe is correct today and explain why. If the facts change after an election or news event, suggest a new option so others can vote it up.
A
Blue
No member explanations yet for this option.
B
Green
No member explanations yet for this option.
C
Orange
No member explanations yet for this option.
D
Yellow
No member explanations yet for this option.
Explanation
According to the keyed exam answer, blue light is most effective.
Editor note: absorption peaks include blue and red; options left unchanged.
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