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WAEC Biology 1993 Question 19

Question 19

Sense Organs

Use the diagram below to answer questions 19 and 20
Which type of eye defect is illustrated in the diagram above?

Diagram for this question
  1. A.Hypermetropia
  2. B.Myopia
  3. C.Cataract
  4. D.Astigmatism
  5. E.Glaucoma
Show the answer and explanation

Answer: A (Hypermetropia)

Explanation

In the diagram the rays come to a focus behind the retina. This is long sight (hypermetropia), caused by a short eyeball or a weak lens.