Q. PS-I and PS-II were discovered by
A) Robert Emerson
B) Blackman
C) Robert Mayer
D) Arnon
Explanation
Robert Emerson discovered Pigment System-I (PS-I) and Pigment System-II (PS-II).
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.