18 why green
Q.18. The colour of light not utilized during photosynthesis is
(1) Violet
(2) Green
(3) Red
(4) Blue

Dear student, 
​Please find below the solution to the asked query                

Chlorophyll, the pigment used in photosynthesis, do not absorb green light but allows the same to be reflected through leaves. It absorbs red and blue light most strongly. So, green light is least useful in photosynthesis.  
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