Q7 of 51 Page 161

Write difference between the following. (AS1)

propulsion – retropulsion



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7

Write difference between the following. (AS1)

small intestine – large intestine

 7

Write difference between the following. (AS1)

mastication – rumination

 8

How can you say that mouth is a munching machine? (AS1)

 9

What is mastication? Explain the role of different sets of teeth in this process. (AS1)