A 17-year old student can read books comfortably but cannot clearly see the letters on black or white board. What could be the defect and its cause?…
Class 12 Biology · 2083 · Solved Question with Answer
A 17-year old student can read books comfortably but cannot clearly see the letters on black or white board. What could be the defect and its cause?
A) Hypermetropia due to short eyeball
B) Myopia due to increased focal length
C) Myopia due to elongated eyeball
D) Presbyopia due to weak ciliary muscles