A person cannot see the distant objects clearly (though he can see the nearby objects clearly). He is suffering from the defect of vision called :
(a) cataract (b) hypermetropia (c) myopia (d) presbyopia

A person cannot see the instant objects clearly (though he can see the nearby objects clearly). He is suffering from the defect of vision is called:

(a) hypermetropia

(b) myopia

(c) night blindness

(d) cataract

Man A has a defect of vision due to which he cannot see the nearby objects clearly (through he can see the distant objects clearly). On the other hand, man B has a defect of vision due to which he cannot see the distant objects clearly (though he can see the nearby objects clearly). The defect in man A can be corrected by using spectacles containing lenses C whereas the defect in man B can be corrected by using spectacles containing lenses D.
(a) Name the defect of vision in man (i) A and (ii) B.
(b) What type of lenses are (i) C and (ii) D?

A person who can see nearby objects clearly, but cannot see distant objects distinctly is said to be suffering from