EASY
9th ICSE
IMPORTANT
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The water from the digested food is mainly absorbed by

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Important Questions on Digestive System

EASY
9th ICSE
IMPORTANT
Which of the following pairs of types of teeth perform one common function as stated against it?
EASY
9th ICSE
IMPORTANT
What is the dental formula of a normal human adult?
MEDIUM
9th ICSE
IMPORTANT
Mention two reflexes which occur when a person chews and swallows food.
EASY
9th ICSE
IMPORTANT

Consider the following two statements A and B and select the right option from (i)-(iv) about their correctness.

A. Small intestine is shorter than large intestine.

B. Small intestine is wider than large intestine.

Options :

(i) Both the statements are correct.

(ii) Both the statements are wrong.

(iii) Statement A is correct, B is wrong.

(iv) Statement B is correct, A is wrong.

 

 

MEDIUM
9th ICSE
IMPORTANT

What is digestion? Why do only animals require a digestive system?

MEDIUM
9th ICSE
IMPORTANT

What are the end products of the digestion of starch, proteins and fats respectively?

MEDIUM
9th ICSE
IMPORTANT

Why is there no enzyme to digest vitamins?

MEDIUM
9th ICSE
IMPORTANT

How is thorough chewing of food helpful in digestion?