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Indian Coast Guard Navik (Domestic) Human Eye — practice questions

Explore 1 free Human Eye questions in Indian Coast Guard Navik (Domestic) Science. Open each question or exercise to read its content, reference answers and available explanation.

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Human Eye questions and exercises with answers

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The amount of light entering the eye is controlled by the:Read the answer and worked solution →

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The amount of light entering the eye is controlled by the:

  1. sclera
  2. pupil
  3. cornea
  4. retina
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Correct answer: B. pupil

1. The pupil is the central opening of the eye surrounded by the iris. 2. The iris adjusts the size of the pupil to let in more or less light. 3. Hence the pupil controls the amount of light entering the eye. _Source: RRB Group D CEN-02/2018 PYQ, Q.91._

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