Rajasthan BoardEnglish MediumSTD 11 ScienceBIOLOGYSTD 11 - 7. Structural organisation in animal1 Mark
MCQ
External ear $(pinna)$ contains a hard, flexible structure composed of
A
Bone
✓
Cartilage
C
Tendon
D
Ligament
✓
Answer
Correct option: B.
Cartilage
b (b)Due to presence of yellow fibre, elastic cartilage is very flexible. It is found in epiglottis, pinna of ear, wall of eustachian tube and at the tip of nose.
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