Q.

Hypermetropia can be corrected by:

1 Convex lens  
2 Plano-convex lens  
3 Concave lens  
4 Plano-concave lens  

Ans.

(1)

In hypermetropia, the image is formed behind the retina and a person cannot see nearby objects clearly. It can be corrected by using a convex lens. It helps in focusing the rays entering the eye on the retina.