Here are 30 NCERT based MCQ for NEET Biology from Class 11 chapter- Digestion and Absorption. Attempt these 30 important biology MCQs for NEET preparation.
Q1. The major components of food are
1. Carbohydrates
2. Proteins
3. Fats
4. All of these
Q2. In which type of dentition, each tooth in the buccal cavity is embedded in a socket of jaw bone
1. Heterodont
2. Thecodont
3. Diphyodont
4. Monophyodont
Q3. The dental formula of an adult human being is
1. 2123/2123
2. 2021/2021
3. 2321/2321
4. 2133/2133
Q4. The common passage for food and air
1. Oesophagus
2. Pharynx
3. Trachea
4.Glottis
Q5. All of the following are parts of large intestine, except
1. Caecum
2. Colon
3. Ileum
4. Rectum
Q6. Oesophagus opens in which part of the stomach
1. Pyloric
2. Cardiac
3. Fundic
4. Caecum
Q7. How many pairs of salivary glands are present in human beings?
1. 2 pairs
2. 3 pairs
3. 4 pairs
4. 5 pairs
Q8. Which gland is both exocrine and endocrine?
1. Liver
2. Gall bladder
3. Glisson’s Capsule
4. Pancreas
Q9. Glisson’s capsule is related to
1. Liver
2. Pancreas
3. Lung
4. Pharynx
Q10. Endocrine portion of pancreas secretes
1. Insulin
2. Glucagon
3. Both (1) & (2)
4. HCl
Q11. Bile is stored and concentrated in
1. Liver
2. Pancreas
3. Lungs
4. Gall bladder
Q12. Which organ of the following is present in abdominal cavity, just below diaphragm?
1. Pharynx
2. Pancreas
3. Liver
4. Tongue
Q13. Which is the largest gland of human body?
1. Liver
2. Pancreas
3. Gall bladder
4. Lung
Q14. The wall of alimentary canal from oesophagus to rectum possesses _______layers.
1. two
2. three
3. four
4. five
Q15. The major functions of buccal cavity is/are
1. Mastication of food
2. Facilitation of swallowing
3. Help in the secretion of glucagon
4. Both (1) & (2)
Q16. The antibacterial enzyme, present in the saliva that prevents infections is
1. Maltose
2. Salivary amylase
3. Lysozyme
4. Pepsinogen
Q17. HCl secreting cells present in the stomach are
1. Oxyntic cells
2. Peptic cells
3. Chief cells
4. Mucus neck cells
Q18. Which enzyme gets activated by HCl, secreted from gastric glands?1. Trypsinogen
2. Pepsinogen
3. Renin
4. Chymotrypsin
Q19. All of the following juices contain enzymes, except
1. Pancreatic juice
2. Intestinal juice
3. Bile juice
4. Gastric juice
Q20. The breakdown of biomolecules i.e., dipeptides, lactose, maltose, sucrose etc. occur mainly in the
1. Ilium
2. Pyloric region of stomach
3. Duodenum region of small intestine
4. Caecum region of large intestine
Q21. Enzyme lactase is responsible for the breakdown of lactose into
1. Glucose + Fructose
2. Glucose + Galactose
3. Glucose + Glucose
4. Fatty acids + Glycerol
Q22. Crypts of Lieberkuhn are present in
1. Stomach
2. Pharynx
3. Oesophagus
4. Intestine
Q23. The main function of bile is to
1. Eliminate the waste products
2. Emulsify the fats
3. Digest proteins by enzymatic activity
4. Regulate the digestion process
Q24. The wave like muscular contractions of the digestive tract is called
1. Mastication
2. Assimilation
3. Peristalsis
4. Stimulation
Q25. Enzyme trypsinogen is a component of
1. Mucus
2. Saliva
3. Pancreatic juice
4. Intestinal juice
Q26. Absorption of substances takes place in different parts of the alimentary canal. However maximum absorption takes place in
1. Small intestine
2. Large intestine
3. Transverse colon
4. Ascending colon
Q27. Absorption of water, simple sugars and alcohol etc. takes place in
1. Mouth
2. Stomach
3. Rectum
4. Small intestine
Q28. In intestine, the function of microvilli is to
1. Secrete gastric juice
2. Secrete pancreatic juice
3. Increase absorptive surface area
4. Secrete hormones
Q29. Abnormal frequency of bowel movement and increased liquidity of the faecal discharge is known as
1. Vomiting
2. Diarrhoea
3. Constipation
4. Indigestion
Q30. Which of the following guards the opening of hepatopancreatic duct into the duodenum?
1. Sphincter of Oddi
2. Semilunar valve
3. Ileocaecal valve
4. Pyloric sphincter
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