Question

iv. The swallowed food moved downward through food-pipe because of
(a) gravitational pull
(b) peristaltic movement
(c) horizontal movement
(d) vertical movement​

Answer 1

Answer:

Explanation:

(b) peristaltic movement

Peristalsis is a series of wave-like muscle contractions that move food through the digestive tract.

Answer 2

Answer:

d) Vertical movement

Explanation:

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