WAEC Biology 1993 Question 31

Question 31

Sense Organs

Use the diagram of the eye (parts labelled I to VII) to answer this question.
Which of the following structures are adjusted in focusing the image of a distant or near object on the retina?

A.I and II
B.II and III
C.III and VII
D.IV and V
E.V and VII

Show the answer and explanation

Answer: C (III and VII)

Explanation

Focusing (accommodation) is done by the ciliary body and suspensory ligaments changing the shape of the lens.