Pictures Quiz : Episode 1 About eye, nose and throat with explanation

What is the purpose of tears in the human eye?
7 / 10

7. What is the purpose of tears in the human eye?

  1. Cleaning the eye
  2. Enhancing vision
  3. Protecting the retina
  4. Producing mucus
  • Answer: a) Cleaning the eye
  • Explanation: Tears help clean and lubricate the surface of the eye.
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