A student has difficulty reading the blackboard while sitting in the last row. What could be the defect the child is suffering from? How can it be corrected?

Q. A student has difficulty reading the blackboard while sitting in the last row. What could be the defect the child is suffering from? How can it be corrected?

 

Answer:-



The student has difficulty in reading the blackboard in the last row implies that the student has difficulty in seeing the distant objects. This type of defect where a person cannot see beyond certain distance is called myopia. It could be corrected by wearing concave lens of suitable power.



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