MEDIUM
6th ICSE
IMPORTANT
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The contraction and expansion movement of the walls of food pipe is called .

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Important Questions on The Human Digestive System
EASY
6th ICSE
IMPORTANT

EASY
6th ICSE
IMPORTANT

EASY
6th ICSE
IMPORTANT

MEDIUM
6th ICSE
IMPORTANT

EASY
6th ICSE
IMPORTANT

EASY
6th ICSE
IMPORTANT

EASY
6th ICSE
IMPORTANT

MEDIUM
6th ICSE
IMPORTANT
