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STD 11 - 14. Breathing and exchange in gases — BIOLOGY STD 11 Science — Question

Rajasthan BoardEnglish MediumSTD 11 ScienceBIOLOGYSTD 11 - 14. Breathing and exchange in gases1 Mark
MCQ
Choose incorrect one.
  • A
    Nasal chamber opens into nasopharynx
  • ✓
    Larynx is bony box
  • C
    During swallowing epiglottis to prevent the entry of food into the larynx.
  • D
    Trachea is divides at the level of $5^{th}$ thoracic vertebra.
✓

Answer

Correct option: B.
Larynx is bony box
b

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