Question

A student is unable to see clearly the words written on the black board placed at a distance of approximately 3 m from him. Name the defect of vision the boy is suffering from. State the possible causes of this defect and explain the method of correcting it.

Answer 1

the boy is suffering from miopia . it's a defect of human eye in which we can see nearby object clearly but can't see distant objects clearly . it can be cured by convex lense