NEET Exam  >  NEET Tests  >  31 Years NEET Previous Year Questions: Digestion & Absorption - 2 (Old NCERT) - NEET MCQ

31 Years NEET Previous Year Questions: Digestion & Absorption - 2 (Old NCERT) - NEET MCQ


Test Description

25 Questions MCQ Test - 31 Years NEET Previous Year Questions: Digestion & Absorption - 2 (Old NCERT)

31 Years NEET Previous Year Questions: Digestion & Absorption - 2 (Old NCERT) for NEET 2024 is part of NEET preparation. The 31 Years NEET Previous Year Questions: Digestion & Absorption - 2 (Old NCERT) questions and answers have been prepared according to the NEET exam syllabus.The 31 Years NEET Previous Year Questions: Digestion & Absorption - 2 (Old NCERT) MCQs are made for NEET 2024 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for 31 Years NEET Previous Year Questions: Digestion & Absorption - 2 (Old NCERT) below.
Solutions of 31 Years NEET Previous Year Questions: Digestion & Absorption - 2 (Old NCERT) questions in English are available as part of our course for NEET & 31 Years NEET Previous Year Questions: Digestion & Absorption - 2 (Old NCERT) solutions in Hindi for NEET course. Download more important topics, notes, lectures and mock test series for NEET Exam by signing up for free. Attempt 31 Years NEET Previous Year Questions: Digestion & Absorption - 2 (Old NCERT) | 25 questions in 25 minutes | Mock test for NEET preparation | Free important questions MCQ to study for NEET Exam | Download free PDF with solutions
31 Years NEET Previous Year Questions: Digestion & Absorption - 2 (Old NCERT) - Question 1

Which one of the following is a matching pair of a substrate and its particular digestive enzyme? 

Detailed Solution for 31 Years NEET Previous Year Questions: Digestion & Absorption - 2 (Old NCERT) - Question 1

 Fat is mainly digested by pancreatic lipase while protein is digested  by enzymes in pancreatic juice, intestinal juice and stomach.  

31 Years NEET Previous Year Questions: Digestion & Absorption - 2 (Old NCERT) - Question 2

A person had to undergo a surgery in which a major portion of his pancreas was removed. Which of the following food constituents will he find especially difficult to digest ?

Detailed Solution for 31 Years NEET Previous Year Questions: Digestion & Absorption - 2 (Old NCERT) - Question 2

When a major portion of pancreas is removed, the enzymes that typically digest fat and meat inside the intestine are also removed.

1 Crore+ students have signed up on EduRev. Have you? Download the App
31 Years NEET Previous Year Questions: Digestion & Absorption - 2 (Old NCERT) - Question 3

Which one of the following vitamins can be synthesized by bacteria inside the gut?[1997]

Detailed Solution for 31 Years NEET Previous Year Questions: Digestion & Absorption - 2 (Old NCERT) - Question 3

 Vitamin K is a fat soluble vitamin produced in sufficient quantity by intestinal bacteria. Vitamin B1 is a water soluble vitamin, obtained partly from intestinal bacteria and partly from diet. Vitamin D is a fat soluble sterol  synthesized in the skin, Vitamin C is obtained specially from citrus fruits.

31 Years NEET Previous Year Questions: Digestion & Absorption - 2 (Old NCERT) - Question 4

The layer of cells that secrete enamel of tooth is[1998]

Detailed Solution for 31 Years NEET Previous Year Questions: Digestion & Absorption - 2 (Old NCERT) - Question 4

Osteoblast are  the bone degenerating cells. Odontoblast are the special cells secreting dentine.

31 Years NEET Previous Year Questions: Digestion & Absorption - 2 (Old NCERT) - Question 5

One of the factors required for the maturation of erythrocytes is [1998]

Detailed Solution for 31 Years NEET Previous Year Questions: Digestion & Absorption - 2 (Old NCERT) - Question 5

Vitamin A takes parts in synthesis of retinal pigments. Vitamin C functions as antioxidant. Vitamin D is required  for the absorption of calcium in the intestine.

31 Years NEET Previous Year Questions: Digestion & Absorption - 2 (Old NCERT) - Question 6

The hormone that stimulates the stomach to secrete gastric juice is [1998]

Detailed Solution for 31 Years NEET Previous Year Questions: Digestion & Absorption - 2 (Old NCERT) - Question 6

Enterogasterone reduces digestive activity of stomach. Renin is secreted by kidney and regulates blood pressure. Enterokinase activates trypsinogen to trypsin.

31 Years NEET Previous Year Questions: Digestion & Absorption - 2 (Old NCERT) - Question 7

The contraction of gall bladder is due to [1998]

Detailed Solution for 31 Years NEET Previous Year Questions: Digestion & Absorption - 2 (Old NCERT) - Question 7

Secretin  released by duodenum inhibits movements in  gastric intestinal tract. Enterogasterone inhibits digestive activity of stomach. Gastrin stimulates secretion of HCl.

31 Years NEET Previous Year Questions: Digestion & Absorption - 2 (Old NCERT) - Question 8

Which one of the following is a protein deficiency disease? [1998]

Detailed Solution for 31 Years NEET Previous Year Questions: Digestion & Absorption - 2 (Old NCERT) - Question 8

Nightblindness is caused by deficiency of vitamin A. Cirrhosis is caused by inflammation of  liver cells. 

31 Years NEET Previous Year Questions: Digestion & Absorption - 2 (Old NCERT) - Question 9

The daily dietary requirement of a moderately active adult individual is approximately [1999]

Detailed Solution for 31 Years NEET Previous Year Questions: Digestion & Absorption - 2 (Old NCERT) - Question 9

The daily dietary requirement of a moderately active adult individual is approximately 2,500 k cal.

31 Years NEET Previous Year Questions: Digestion & Absorption - 2 (Old NCERT) - Question 10

Secretin and cholecystokinin are two hormones involved in digestion. They are secreted by [1999]

Detailed Solution for 31 Years NEET Previous Year Questions: Digestion & Absorption - 2 (Old NCERT) - Question 10

Secretin is a digestive hormone. It is secreted by the intestinal wall in the duodenum. It is stimulated by food and the strong acid in stomach and intestine. Secretin is released into the bloodstream when hydrochloric acid passes from the stomach into the duodenum. It targets on the pancreas, secretory cells and muscles of the stomach. It is responsible for secretion of water and bicarbonate NaHCO3​. It inhibits gastric motility by inhibiting the secretion of gastrin.

Cholecystokinin is a digestive hormone which is released with secretin. It is secreted by cells of the upper small intestine (duodenum). It is stimulated by food (fatty chyme and amino acids) in the duodenum. It targets on gallbladder to contract and release bile juice into the intestine. It also targets pancreas to secrete pancreatic juice. Thus, the correct answer is option A, Duodenum.

31 Years NEET Previous Year Questions: Digestion & Absorption - 2 (Old NCERT) - Question 11

Which one of the following pairs is mismatched? [1999]

Detailed Solution for 31 Years NEET Previous Year Questions: Digestion & Absorption - 2 (Old NCERT) - Question 11

Vitamin K is a fat soluble vitamin. It is essential for synthesis of prothrombin and other clotting factors. Deficiency of vitamin K increases clotting time resulting in prolonged bleeding.

31 Years NEET Previous Year Questions: Digestion & Absorption - 2 (Old NCERT) - Question 12

Nutrients absorbed by the blood capillaries of intestinal villi first go into [1999]

Detailed Solution for 31 Years NEET Previous Year Questions: Digestion & Absorption - 2 (Old NCERT) - Question 12

Hepatic portal system brings venous blood directly from digestive tract, spleen pancreas and gall bladder to liver for extraction of nutrients and other metabolites by the hepatic portal vein.

Aorta arises from the left ventricle and carries oxygenated blood to all parts of the body. Posterior vena cava opens into the right atrium bringing deoxygenated blood from the lower half of the body.

31 Years NEET Previous Year Questions: Digestion & Absorption - 2 (Old NCERT) - Question 13

The food having fully undergone mechanical and chemical digestion inside the stomach, is called[1999]

Detailed Solution for 31 Years NEET Previous Year Questions: Digestion & Absorption - 2 (Old NCERT) - Question 13

After mastication , the food is converted into a small ball by rolling of the tongue known as bolus. Churning movement of the stomach brings  about  mechanical breakdown of the food into finer particles, the pulpy mass formed in stomach called chyme. In the intestine food is converted into a liquid emulsion due to completion of digestion of most of the nutrients. The liquefied food emulsion contained in small intestine is called chyle.

31 Years NEET Previous Year Questions: Digestion & Absorption - 2 (Old NCERT) - Question 14

A person deficient in the rhodopsin should be advised to take more of [2000]

Detailed Solution for 31 Years NEET Previous Year Questions: Digestion & Absorption - 2 (Old NCERT) - Question 14

Vitamin A is essential for the synthesis of retinal pigment, rhodopsin. Carrot and papaya are good sources of vitamin A.

31 Years NEET Previous Year Questions: Digestion & Absorption - 2 (Old NCERT) - Question 15

A person is eating boiled potato, which food component is found in it ? [2000]

Detailed Solution for 31 Years NEET Previous Year Questions: Digestion & Absorption - 2 (Old NCERT) - Question 15

Boiled potatoes do not contain lactose; and cellulose which is present is not digested in man as he lacks cellulase. Starch is the major food component which is present in boiled potato and is broken down into maltose and isomaltose due to' salivary amylase and is hence digested. DNA is broken down into purines, pyrimidines and sugars by pancreatic nuclease (such as DNAse).

31 Years NEET Previous Year Questions: Digestion & Absorption - 2 (Old NCERT) - Question 16

Which one is correctly matched? [2001]

Detailed Solution for 31 Years NEET Previous Year Questions: Digestion & Absorption - 2 (Old NCERT) - Question 16

Vitamin D - Calciferol
Vitamin B1 - Thiamine
Vitamin A - Retinol
Vitamin B2 - Riboflavin

31 Years NEET Previous Year Questions: Digestion & Absorption - 2 (Old NCERT) - Question 17

Hydrolytic enzymes which act on low pH are called as [2002]

Detailed Solution for 31 Years NEET Previous Year Questions: Digestion & Absorption - 2 (Old NCERT) - Question 17

Proteases catalyze breakdown of proteins and amylases act upon carbohydrates.  Hydrolases catalyse hydrolysis.

31 Years NEET Previous Year Questions: Digestion & Absorption - 2 (Old NCERT) - Question 18

Stool of a person is whitish grey coloured due to malfunction of which of the following organ?[2002] 

Detailed Solution for 31 Years NEET Previous Year Questions: Digestion & Absorption - 2 (Old NCERT) - Question 18

Stool colour is due to the bile pigments biliverdine and bilirubin secreted by Liver. If stool colour is whitish grey that means secretion of biliveridin and bilirubin is not proper from the liver.

31 Years NEET Previous Year Questions: Digestion & Absorption - 2 (Old NCERT) - Question 19

Fluoride pollution mainly affects [2003]

Detailed Solution for 31 Years NEET Previous Year Questions: Digestion & Absorption - 2 (Old NCERT) - Question 19

Main source of  Flourine: Drinking water, tea, sea food. Deficiency causes weak teeth and excess causes mottling of teeth or fluorosis.

31 Years NEET Previous Year Questions: Digestion & Absorption - 2 (Old NCERT) - Question 20

Which one of the following pairs is not correctly matched? [1994, 2003]

Detailed Solution for 31 Years NEET Previous Year Questions: Digestion & Absorption - 2 (Old NCERT) - Question 20

option ( a) Vitamin B6 - Beri Beri

Explanation;-

Vitamin B6 deficiency is associated with diseases like weakened immune function, microcytic anemia, eletroencephalographic abnormalities, Dermatitis with cheilosis (scaling on the lips and cracks at the corners of the mouth) and glossitis, depression and confusion. 

31 Years NEET Previous Year Questions: Digestion & Absorption - 2 (Old NCERT) - Question 21

During prolonged fasting, in what sequence are the following organic compounds used up by the body ? [2003]

Detailed Solution for 31 Years NEET Previous Year Questions: Digestion & Absorption - 2 (Old NCERT) - Question 21

Carbohydrates are basic source of energy proteins provide material for growth and development.

31 Years NEET Previous Year Questions: Digestion & Absorption - 2 (Old NCERT) - Question 22

Which one of the following pairs is not correctly matched? [2004]

Detailed Solution for 31 Years NEET Previous Year Questions: Digestion & Absorption - 2 (Old NCERT) - Question 22

Deficiency of pyridoxine (Vit B6) causes dermatitis, anaemia, convulsions, nausea, vomiting and mental disorders.

31 Years NEET Previous Year Questions: Digestion & Absorption - 2 (Old NCERT) - Question 23

Duodenum has characteristic Brunner’s gland which secrete two hormones called

Detailed Solution for 31 Years NEET Previous Year Questions: Digestion & Absorption - 2 (Old NCERT) - Question 23

Secretin released by duodenal cells inhibits movement in gastrointestinal tract. Cholecystokinin stimulates release of pancreatic enzymes. Prolactin is a hormone released by anterior pituitary. Parathormone is released by parathyroid glands. Estradiol is released by ovary and progesterone is released by corpus luteum.

31 Years NEET Previous Year Questions: Digestion & Absorption - 2 (Old NCERT) - Question 24

Which one of the following is the correct matching of a vitamin, its nature and its deficiency disease? [2004]

Detailed Solution for 31 Years NEET Previous Year Questions: Digestion & Absorption - 2 (Old NCERT) - Question 24

Vitamins, A, D, E and K are fat soluble vitamins.

31 Years NEET Previous Year Questions: Digestion & Absorption - 2 (Old NCERT) - Question 25

Anxiety and eating spicy food together in an otherwise normal human, may lead to 

Information about 31 Years NEET Previous Year Questions: Digestion & Absorption - 2 (Old NCERT) Page
In this test you can find the Exam questions for 31 Years NEET Previous Year Questions: Digestion & Absorption - 2 (Old NCERT) solved & explained in the simplest way possible. Besides giving Questions and answers for 31 Years NEET Previous Year Questions: Digestion & Absorption - 2 (Old NCERT), EduRev gives you an ample number of Online tests for practice

Top Courses for NEET

Download as PDF

Top Courses for NEET