Question

The ring of cartilage, present in the wind pipe of birds, is known as -
(a) Syrinx
(b) Vocal Chord
(c) Vocal Sacs
(d) Larynx​

Answer 1

Answer:

That is actually called Trachea or Tracheal cartilage

Answer 2

The ring of cartilage present in the wind pipe of birds

(d) larynx