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Class 10 Biology MCQs – Certification Test 73

Gaseous Exchange in Humans Trivia (Question 73) – App & e-Book Download

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MCQ 73: The narrow opening present at the end of the pharynx which directs the way to the larynx is classified as:

  1. glottis
  2. nostrils
  3. trachea
  4. bronchi

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