Biology 5090 · O Level · Mammalian sense organs

Mammalian sense organs — practice question

The eye shifts focus from viewing a wristwatch to viewing an aeroplane in the sky. What changes take place inside the eye?

  • Ashape of lens: thicker; suspensory ligaments: slack; ciliary muscles: contract
  • Bshape of lens: thicker; suspensory ligaments: tight; ciliary muscles: relax
  • Cshape of lens: thinner; suspensory ligaments: slack; ciliary muscles: contract
  • Dshape of lens: thinner; suspensory ligaments: tight; ciliary muscles: relax

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