Category: CSIR NET Life Science Previous Year Questions and Solution on Digestive System

Night blindness may be cured by (1) vitamin B (2) vitamin C (3) vitamin E                                           (4) vitamin A Night blindness, medically known as nyctalopia, is a condition where an […]

Which type of cells located in gastric glands is responsible for the release of histamine? (1) Mucus neck cells (2) Enterochromaffin like cells (3) Cheif cells                                          (4) Parietal cells […]

Most of nutrients are absorbed from intestine by co-transport. Which of the following mineral plays important role in co-transport of amino acids across intestine epithelium? (1) K (2) Ca (3) […]

Mucous which covers the epithelial lining of stomach and protects it form protease activity is secreted by (1) Goblet cells (2) Parietal cells (3) Microvilli (4) Aciner cells The stomach […]

Fat soluble vitamins involved in bone formation and blood clotting, respectively are (1) Vit D and Vit K (2) Vit B and Vit D (3) Vit D and Vit B […]

Goblet cells which secrete mucin and create a protective mucus layer are located in- (1) Liver (2) Oesophagus (3) Intestinal villi (4) Duodenum  Goblet cells are specialized glandular epithelial cells […]

Cellulose digester digest cellulose by fermentation. Fore gut fermenters such as cow and goat ferment before intestine while hind gut digester like rabbit ferment in large intestine. On basis of […]

Pepsin which digest protein donot digest the cells of intestine because- (1) Intestine cells do not have proteins (2) Half life of pepsin is very less (3) Pepsin acts only […]

Mainly absorption of glucose by intestine is by- (1) Na-K Pumps (2) Diffusion (3) Na-glucose Symporters (4) Uniporters Glucose absorption in the small intestine is a crucial step in nutrient […]

Folic acid capsules are given to pregnant mother for (1) Enhancement of mother’s immunity (2) More milk production (3) Proper neural development of child (4) Rapid fetus development Folic acid, […]