Question

a.The process in which complex food is broken down into simple, water soluble substances is called___________________________________
b.Digestive tract & ____________________ together constitute the digestive system.
c.The set of teeth that grows during infancy is called ____________________________
d.Common passage for food & air is _____________________________
e.The pushing down of food due to mythmic contraction & relaxation of wall of alimentary canal is called_____________________

Answer 1

Answer:

a.digestion

b.digestive system

c.milk teeth

d.oropharynx