The blind spot has no receptors because

  1. the optic nerve leaves the eye there
  2. it contains only cones
  3. it is the fovea
  4. it is covered by the iris
Answer

A) the optic nerve leaves the eye there

No rods or cones where the nerve exits. O Level Biology · Topic 14 Coordination and Control · 14.2 Mammalian sense organs

Biology MCQ · More O Level Biology: Coordination and Control MCQs · Practise