CBSE
Multiple Choice QuestionsRead the following reactions and choose the correct option
(1) Pepsinogen Pepsin
(2) Proteins Proteases + peptones
(3) Trypsinogen Trypsin
(4) Chymotrypsinogen Chymotrypsin
(5) Peptones Dipeptides
(1) and (5) alone are correct
(3) and (5) alone are correct
(3) and (5) alone are correct
(2), (4) and (5) alone are correct
(2), (4) and (5) alone are correct
Identify the correctly matched structure and its secretion
Brunner's gland - Salivary amylase
Intestinal mucosa - Insulin
Gall bladder - Bile
Salivary gland - Lysozyme
Salivary gland - Lysozyme
Chylomicrons are
small fat globules coated with protein
protein molecules coated with fat
small granules found in gastric juice
neural signals that stimulate, intestinal secretions
neural signals that stimulate, intestinal secretions
Choose the wrong statement among the following
Trypsinogen is activated by enterokinase
The optimum pH for salivary amylase activity is 8.9
Rennin helps in the digestion of milk proteins
Goblet cells secrete mucous 8.9
Goblet cells secrete mucous 8.9
Which of the following teeth are lophodont?
Incisor and canine
Canine and premolar
Premolar and molar
Premolar and incisor
Choose the correct statement among the following
The intestional mucosal epithelium has oxynitic cells
Ptyalin converts proteins into proteoses and peptones
Crypts of Lieberkuhn is seen between the bases of villi in the intestine
Sphincter of Oddi is present at the junction of oesophagus and cardiac stomach
Sphincter of Oddi is present at the junction of oesophagus and cardiac stomach
The secretions of the brush border cells of the intestinal mucosa along with the secretion of goblet cells constitute the
succus entericus
chyme
gastric juice
chylomicrons
chylomicrons
Teeth of rabbits are :
thecodont
diphyodont
heterodont
all of these
The entry of food into the larynx is prevented by
Mitral valve
Diaphragm
Epiglottis
Hyoid
Hyoid
Which of the following digestive juices has the minimum pH value?
Bile
Gastric juice
Saliva
Pancreatic juice
