Alimentary Canal

Q.

What is the name of the first part of the small intestine? What controls the entry of food into the first part of the small intestine?

Q.

Question 17

Fill in the blanks with suitable words:

(a) The alimentary canal stretches from __ to __.

(b) Teeth are rooted in separate __ in between the __.

(c) Digestion of food starts in __ and gets completed in __.

(d) __ is the largest gland in the human body.

Q.

Alimentary canal and digestive tract are the same things.

1. True

2. False

Q.

The expulsion of the undigested remains of the food from the alimentary canal is called defaecation.

1. True

2. False

Q.

Which part of the digestive canal is involved in absorbing water from the digested food and the formation of faeces?

1. liver

2. large intestine

3. small intestine

4. stomach

Q. Describe the alimentary canal of man.

[Review question: Pg. No: 245]

Q. Which is the correct sequence of parts in human alimentary canal?

1. $Mouth\to Stomach\to Smallintestine\to Oesophagus\to Largeintestine$
2. $Mouth\to Oesophagus\to Stomach\to Largeintestine\to Smallintestine$
3. $Mouth\to Stomach\to Oesophagus\to Smallintestine\to Largeintestine$
4. $Mouth\to Oesophagus\to Stomach\to Smallintestine\to Largeintestine$

Q.

Sam has just eaten a burger, where would the digestion of the burger begin?

Q. Which of these statement(s) about pancreatic juice is correct?

1. Amylase digests proteins and lipase digests carbohydrates.
2. Protease digests proteins and lipase emulsifies fats.
3. Protease and lipase digest fats.
4. Amylase digests carbohydrates and lipase digests proteins.

Q.

The expulsion of the undigested remains of the food from the alimentary canal is called defaecation.

1. True

2. False

Q. Why is cellulose not digested in human body ?

Q.

What are the gastric glands? What is its function? How does it help with digestion? [3 MARKS]

Q. Bile secretion is proportional to the concentration of

1. Protein
2. Carbohydrate
3. Fat
4. None of the above

Q. Which of these statement(s) about pancreatic juice is correct?

1. Amylase digests proteins and lipase digests carbohydrates.
2. Protease digests proteins and lipase emulsifies fats.
3. Protease and lipase digest fats.
4. Amylase digests carbohydrates and lipase digests proteins.

Q. Short answer type questions
How can you distinguish even-toed ungulates from odd-toed ungulates?