CBSE Class 11 Biology Digestion and Absorption MCQs Set B

Practice CBSE Class 11 Biology Digestion and Absorption MCQs Set B provided below. The MCQ Questions for Class 11 Chapter 16 Digestion and Absorption Biology with answers and follow the latest CBSE/ NCERT and KVS patterns. Refer to more Chapter-wise MCQs for CBSE Class 11 Biology and also download more latest study material for all subjects

MCQ for Class 11 Biology Chapter 16 Digestion and Absorption

Class 11 Biology students should review the 50 questions and answers to strengthen understanding of core concepts in Chapter 16 Digestion and Absorption

Chapter 16 Digestion and Absorption MCQ Questions Class 11 Biology with Answers

Question : A certain person eats boiled potato; one of the food component in it is 
a) lactose which is indigestible
b) starch which does not get digested
c) cellulose which is digested by intestinal cellulase
d) DNA which gets digested by pancreatic DNAase
Answer : D

 
Question : In a person of advanced age, the hair become thinner gradually. It happens because of decrease in 
a) synthesis of glucose
b) synthesis of proteins
c) energy availability
d) blood supply
Answer : B
 
Question : Stool of a person contains whitish grey colour due to malfunction of which type of organ?
a) Pancreas
b) Spleen
c) Kidney
d) Liver
Answer : D
 
Question : During prolonged fasting, in what sequence are the following organic compounds used up by the body ? 
a) First carbohydrates, next proteins and lastly lipids
b) First proteins, next lipids and lastly carbohydrates
c) First carbohydrates, next fats and lastly proteins
d) First fats, next carbohydrates and lastly proteins
Answer : C
 
Question : Duodenum has characteristic Brunner’s glands which secrete two hormones called
a) kinase, estrogen
b) secretin, cholecystokinin
c) prolactin, parathormone
d) estradiol, progesterone
Answer : B
 
Question : Epithelial cells of the intestine involved in food absorption have on their surface
a) pinocytic vesicles
b) phagocytic vesicles
c) zymogen granules
d) microvilli
Answer : D
 
Question : Secretin and cholecystokinin are digestive hormones. They are secreted in 
a) oesophagus
b) ileum
c) duodenum
d) pyloric stomach
Answer : C
 
Question : Which one of the following is the correct matching of the site of action on the given substrate, the enzyme acting upon it and the end product? 
a) Duodenum : Triglycerides, trypsin monoglycerides
b) Small intestine : Starch, α amylase disaccharide (maltose)
c) Small intestine : Proteins pepsin amino acids
d) Stomach : Fats, Lipase micelles
Answer : B
 
Question : What will happen if the secretion of parietal cells of gastric glands is blocked with an inhibitor?
a) Gastric juice will be deficient in chymosin
b) Gastric juice will be deficient in pepsinogen
c) In the absence of HC1 secretion, inactive pepsinogen is not converted into the active enzyme pepsin
d) Enterokinase will not be released from the duodenal mucosa and so trypsinogen is not converted to trypsin
Answer : C
 
Question : Which one of the following statements is true regarding digestion and absorption of food in humans ? 
a) Chylomicrons are small lipoprotein particles that are transported from intestine into blood capillaries.
b) About 60% of starch is hydrolysed by salivary amylase in our mouth.
c) Oxyntic cells in our stomach secrete the proenzyme pepsinogen.
d) Fructose and amino acids are absorbed through intestinal mucosa with the help of carrier ions like Na +.
Answer : D
 
 
Question : Which of the following pair is characterised by swollen lips, thick pigmented skin of hands and legs and irritability?
a) Thiamine — Beri-beri
b) Protein — Kwashiorkor
c) Nicotinamide — Pellagra
d) Iodine — Goitre
Answer : B
 
 
Question : Vitamin-K is required for 
a) change of prothrombin to thrombin
b) synthesis of prothrombin
c) change of fibrinogen to fibrin
d) formation of thromboplastin
Answer : B
 
Question : Calcium deficiency occurs in the absence of vitamin 
a) D
b) C
c) E
d) B
Answer :  A
 
 
Question : Maximum amount of energy/ATP is liberated on oxidation of 
a) fats
b) proteins
c) starch
d) vitamins
Answer :  A
 
 
Question : The vitamin-C or ascorbic acid prevents
a) rickets
b) pellagra
c) scurvy
d) antibody synthesis
Answer :  C
 
 
Question : A dental disease characterised by moltting of teeth is due to the presence of a certain chemical element in drinking water. Which of the following is that element? 
a) Mercury
b) Chlorine
c) Fluorine
d) Boron
Answer :  C
 
 
Question : The haemorrhagic disease of new born is caused due to the deficiency of 
a) vitamin-A
b) vitamin-B1
c) vitamin-B12
d) vitamin-K
Answer : D
 
 
Question : For person suffering from high blood cholesterol, the physicians recommend 
a) pure ‘deshi ghee’ or butter
b) vegetable oil such as groundnut oil
c) red meat with layers of fats
d) vanaspati margarine
Answer : B
 
 
Question : Which one of the following vitamin can be synthesized by bacteria inside the gut ?
a) B1
b) C
c) D
d) K
Answer : D
 
 
Question : One of the factors required for the maturation of erythrocytes is 
a) vitamin-D
b) vitamin-A
c) vitamin-B12
d) vitamin-C
Answer :  C
 
 
Question : Which of the following is mismatched ?
a) Vitamin-K — Beri-beri
b) Vitamin-D — Rickets
c) Vitamin-C — Scurvy
d) Vitamin-A — Xerophthalmia
Answer :  A
 
 
Question : To which of the following family do folic acid and pantothenic acid belong ? 
a) Vitamin-C
b) Vitamin-K
c) Vitamin-A
d) Vitamin-B complex
Answer : D
 
 
Question : Which one of the following amino acids is an essential part of human diet ? 
a) Glycine
b) Phenylalanine
c) Serine
d) Aspartic acid
Answer : B
 
 
Question : A person suffering from the deficiency of the visual pigment rhodopsin is advised to take more 
a) radish and potato
b) apple and grapes
c) carrot and ripe papaya
d) guava and ripe banana
Answer :  C
 
 
Question : Which one is correctly matched ? 
a) Vit-E-Tocopherol
b) Vit.-D-Riboflavin
c) Vit.-B-Calciferol
d) Vit.-A-Thiamine
Answer :  A
 
 
Question : Continuous bleeding from an injured part of body is due to deficiency of 
a) vitamin-A
b) vitamin-B
c) vitamin-K
d) vitamin-E
Answer :  C
 
 
Question : Which one of the following pairs is not correctly matched? 
a) Vitamin-B12 — Pernicious anaemia
b) Vitamin-B1 — Beri-beri
c) Vitamin-C — Scurvy
d) Vitamin-B2 — Pellagra
Answer : D
 
 
Question : Which one of the following is the correct matching of a vitamin, its nature and its deficiency disease ? 
a) Vitamin-A—Fat soluble—Night blindness
b) Vitamin-K—Fat soluble—Beri-beri
c) Vitamin-A—Fat soluble—Beri-beri
d) Vitamin-K—Water soluble—Pellagra
Answer :  A
 
 
Question : The richest sources of vitamin-B12 are 
a) goat’s liver and Spirulina
b) chocolate and green gram
c) rice and hen’s egg
d) carrot and chicken’s breast
Answer :  A
 
 
Question : A patient is generally advised to specially, consume more meat, lentils, milk and eggs in diet only when he suffers from 
a) kwashiorkor
b) rickets
c) anaemia
d) scurvy
Answer :  A

MCQs for Chapter 16 Digestion and Absorption Biology Class 11

Students can use these MCQs for Chapter 16 Digestion and Absorption to quickly test their knowledge of the chapter. These multiple-choice questions have been designed as per the latest syllabus for Class 11 Biology released by CBSE. Our expert teachers suggest that you should practice daily and solving these objective questions of Chapter 16 Digestion and Absorption to understand the important concepts and better marks in your school tests.

Chapter 16 Digestion and Absorption NCERT Based Objective Questions

Our expert teachers have designed these Biology MCQs based on the official NCERT book for Class 11. We have identified all questions from the most important topics that are always asked in exams. After solving these, please compare your choices with our provided answers. For better understanding of Chapter 16 Digestion and Absorption, you should also refer to our NCERT solutions for Class 11 Biology created by our team.

Online Practice and Revision for Chapter 16 Digestion and Absorption Biology

To prepare for your exams you should also take the Class 11 Biology MCQ Test for this chapter on our website. This will help you improve your speed and accuracy and its also free for you. Regular revision of these Biology topics will make you an expert in all important chapters of your course.

Where can I access latest CBSE Class 11 Biology Digestion and Absorption MCQs Set B?

You can get most exhaustive CBSE Class 11 Biology Digestion and Absorption MCQs Set B for free on StudiesToday.com. These MCQs for Class 11 Biology are updated for the 2025-26 academic session as per CBSE examination standards.

Are Assertion-Reasoning and Case-Study MCQs included in the Biology Class 11 material?

Yes, our CBSE Class 11 Biology Digestion and Absorption MCQs Set B include the latest type of questions, such as Assertion-Reasoning and Case-based MCQs. 50% of the CBSE paper is now competency-based.

How do practicing Biology MCQs help in scoring full marks in Class 11 exams?

By solving our CBSE Class 11 Biology Digestion and Absorption MCQs Set B, Class 11 students can improve their accuracy and speed which is important as objective questions provide a chance to secure 100% marks in the Biology.

Do you provide answers and explanations for CBSE Class 11 Biology Digestion and Absorption MCQs Set B?

Yes, Biology MCQs for Class 11 have answer key and brief explanations to help students understand logic behind the correct option as its important for 2026 competency-focused CBSE exams.

Can I practice these Biology Class 11 MCQs online?

Yes, you can also access online interactive tests for CBSE Class 11 Biology Digestion and Absorption MCQs Set B on StudiesToday.com as they provide instant answers and score to help you track your progress in Biology.