The swallowed food moves downwards in the alimentary canal
because of
(a) force provided by the muscular tongue.
(b) the flow of water taken with the food.
(c) gravitational pull.
(d) the contraction of muscles in the wall of food pipe.


NCERT Class VIII
Science - Exemplar Problems

Chapter 2. Nutrition in Animals

2

Answers

2015-05-28T16:29:50+05:30
(d) The contraction of mucles in the wall of food pipe is the answer..........
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2015-05-28T18:15:27+05:30
The swallowed food moves downwards in the alimentary canal becauseĀ the contraction of muscles in the wall of food pipe..
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