Question

One of the following is homologous to the thyroid gland of
vertebrate :
(a) Pharyngeal gill-slits
(b) Epipharyngeal groove
(c) Endostyle
(d) Peripharyngeal bands

2) Snakes are sensitive to:
(a) Noises made by birds
(b) Earth bornevibration
(c) Thunder
(d) air borne vibration ​

Answer 1

1) and is option b

2) ans is d

Answer 2

Explanation:

1

Epipharyngeal groove

2

Earth bornevibration