Controlling Entry of Light MCQs Quiz Online Tests pdf Download

Practice controlling entry of light MCQs, biology MCQ for online test prep. Co-ordination and response animal receptor organs quiz has multiple choice questions (MCQ), controlling entry of light quiz questions and answers as in dim light, circular muscles, answer key with choices as contract, relax, denature and inactivate for competitive exam prep. Free study guide is to learn controlling entry of light quiz online with MCQs to practice test questions with answers.

MCQs on Controlling Entry of Light Quiz pdf Download

MCQ. In dim light, circular muscles

  1. contract
  2. relax
  3. denature
  4. inactivate


MCQ. If surrounding light intensity is low

  1. pupil becomes large
  2. pupil contracts
  3. pupil shrinks
  4. pupil relaxes