EASY
Earn 100

“Bile also activates lipase”.

The actual meaning of the above statement is

50% studentsanswered this correctly

Important Questions on Digestive System

EASY
Biology>Human Physiology>Digestive System>Absorption and Assimilation of Food
In the digestive system, the pH of the stomach and the intestine, respectively are:
EASY
Biology>Human Physiology>Digestive System>Absorption and Assimilation of Food
Enzyme X extracted from the digestive system, hydrolyses peptide bonds. Which of the following are probable candidate to be enzyme X?
MEDIUM
Biology>Human Physiology>Digestive System>Absorption and Assimilation of Food
Which of the following statements is not correct?
EASY
Biology>Human Physiology>Digestive System>Absorption and Assimilation of Food
Match the following structures with their respective location in organs:
  Column – I   Column – II
(a) Crypts of Lieberkuhn (i) Pancreas
(b) Glisson’s capsule (ii) Duodenum
(c) Islets of Langerhans (iii) Small intestine
(d) Brunner’s Glands (iv) Liver

Select the correct option.
EASY
Biology>Human Physiology>Digestive System>Absorption and Assimilation of Food
Lactase hydrolyzes lactose into
EASY
Biology>Human Physiology>Digestive System>Absorption and Assimilation of Food
Which cells of 'Crypts of Lieberkuhn' secrete antibacterial lysozyme?
EASY
Biology>Human Physiology>Digestive System>Absorption and Assimilation of Food
The primary dentition in human differs from permanent dentition in not having one of the following types of teeth:
MEDIUM
Biology>Human Physiology>Digestive System>Absorption and Assimilation of Food
In a T. S. of the human small intestine, serosa is the outermost layer and is made up of a thin __A__. Muscularis is formed by the smooth muscles arranged outer __B__ and inner __C__. Sub-mucosa is formed by the __D__. Mucosa is the innermost layer made of __E__.
MEDIUM
Biology>Human Physiology>Digestive System>Absorption and Assimilation of Food
Example of fat digesting enzyme is:
EASY
Biology>Human Physiology>Digestive System>Absorption and Assimilation of Food
Which of the following is not a polymer?
EASY
Biology>Human Physiology>Digestive System>Absorption and Assimilation of Food
Identify the correct statement with reference to human digestive system.
HARD
Biology>Human Physiology>Digestive System>Absorption and Assimilation of Food
Give the name of the enzyme secreted by the alimentary canal, one of the product of which is pentose sugar.
EASY
Biology>Human Physiology>Digestive System>Absorption and Assimilation of Food
The proteolytic enzyme rennin is found in:
MEDIUM
Biology>Human Physiology>Digestive System>Absorption and Assimilation of Food
A baby boy aged two years is admitted to playing school and passes through a dental check-up. The dentist observed that the boy had twenty teeth. Which teeth were absent?
EASY
Biology>Human Physiology>Digestive System>Absorption and Assimilation of Food
Intrinsic factor that helps in the absorption of vitamin B12 is secreted by:
EASY
Biology>Human Physiology>Digestive System>Absorption and Assimilation of Food
The crypts of Lieberkuhn are found in which one of the following parts of the human digestive tract?
EASY
Biology>Human Physiology>Digestive System>Absorption and Assimilation of Food

Following are different layers in the wall of the alimentary canal of man
I) Longitudinal muscles
II) Mucosa
III) Serosa
IV) Circular muscles
V) Submucosa

Arrange them in the correct sequence from the outer to the inner side

HARD
Biology>Human Physiology>Digestive System>Absorption and Assimilation of Food
Which of the following substance is changed into amino acid after digestion
MEDIUM
Biology>Human Physiology>Digestive System>Absorption and Assimilation of Food
Which chemical flowing through the blood initiates the digestion of protein in humans?
MEDIUM
Biology>Human Physiology>Digestive System>Absorption and Assimilation of Food
Enterohepatic circulation of bile salts refers to
a) Circulation of bile juice between gall bladder and the liver through the cystic duct.
b) Combining of bile acids with sodium to form bile salts.
c) Bile salts after emulsification are absorbed back into the blood and are used in the liver for bile juice.
d) Bile salts of chylomicrons are released into the blood and are carried to the liver where they are not used in the formation of bile juice.