Q. Persons who are colourblind can not distinguish
A) Red and green colour
B) Yellow and white colour
C) Black and white colour
D) Yellow and blue colour
Explanation
Persons who are colourblind cannot distinguish red and green colour. Colour due to absence of cone cells.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.