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प्रश्न
What are villi?
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उत्तर
The ileum is the longest part of the small intestine. It contains minute finger-like projections called villi. They help in the absorption of food.
संबंधित प्रश्न
What is the function of digestive enzymes?
What are the functions of liver and pancreas in the human digestive system ?
Define the terms 'nutrients'.
How is thorough chewing of food helpful in digestion?
Define the following term:
Assimilation
Study the diagram given below and then answer the question that follows:
Identify the tooth and give a reason to support your answer.
Write one function each of the following enzymes:
Lipase
Name the juice secreted by the liver.
Given alongside is the diagram of the human alimentary canal.
(i) Name the parts 1-11 indicated by guidelines.
1.____ 2.____ 3.____ 4.____ 5.____ 6.____ 7.____ 8.____ 9.____ 10.___ 11.____
(ii) State the function of the juice secreted by the part 1.
(iii) State the function of the three enzymes found in the juice secreted by part 3.
What do you mean by the absorption of food?
Define the following term:
Digestion
Fill in the blank.
Peristalsis is caused by _____________________________.
Write true or false for the below statement. Rewrite the false statements correctly.
The pancreas secretes bile juice
Write true or false for the below statement. Rewrite the false statements correctly.
Saliva contains lipase which digests carbohydrates
Put the following processes in their correct sequence of occurrence during digestion.
peristalsis; tongue pushes the food; grinding and mixing saliva; cutting and tearing of food
Write short answers
What is ingestion?
The other name of food pipe is alimentary canal.
(i)______ and (ii)______ form the common bile duct.
Name the organism which lives in the digestive system of human ______.
In which of the following vertebrate group/groups, the heart does not pump oxygenated blood to different parts of the body?
