Question

The pushing down of food due to rythmic contraction and relaxation of wall of alimentary canal is called ________.​

Answer 1

Answer:

peristalsis

The wall of alimentary canal contains muscle layers. Rhythmic contraction and relaxation of these muscles push the food forward. This is called peristalsis, which occurs all along the gut.

Answer 2

Answer:

Peristalsis

Explanation:

The wall of alimentary canal contains muscle layers. Rhythmic contraction and relaxation of these muscles push the food forward. This is called peristalsis, which occurs all along the gut