(A) Observe the following diagram and answer the questions following it : (i) Identify the defect of vision…
(A) Observe the following diagram and answer the questions following it :
(i) Identify the defect of vision shown.
(ii) List its two causes.
(iii) Name the type of lens used for the correction of this defect.
Solution
(A) (i) Myopia / Short Sightedness
(ii) Excessive curvature of eye lens
Elongation of eye ball
(iii) Concave lens /Diverging Lens