NCERT Class 11-Biology: Chapter – 16 Digestion and Absorption Part 1 (For CBSE, ICSE, IAS, NET, NRA 2022)

Get unlimited access to the best preparation resource for NSO Class-11: fully solved questions with step-by-step explanation- practice your way to success.

Multiple Choice Questions

Question 1:

Select what is not true of intestinal villi among followings

a. They possess microvilli

b. They increase the surface area

c. They are supplied with capillaries and the lacteal vessels

d. They only participate in digestion of fats

Answer: (d)

Question 2:

Hepato-pancreatic duct opens into the duodenum and carries

a. Bile

b. Pancreatic juice

c. Both bile and pancreatic juice

d. Saliva

Answer: (c)

Question 3:

One of the following is not a common disorder associated with digestive system

a. Tetanus

b. Diarrhoea

c. Jaundice

d. Dysentery

Answer: (a)

Question 4:

A gland not associated with the alimentary canal is

a. Pancreas

b. Adrenal

c. Liver

d. Salivary glands

Answer: (b)

Question 5:

Match the two columns and select the correct among options given

Chapter 15 - Question 5 - Table of Match the Two Columns
	Column I		Column II
A.	Biomacromolecules of food	i.	Alimentary canal and associated gland
B.	Human digestive system	ii.	Embedded in jawbones.
C.	Stomach	iii.	Outer wall of visceral organs
D.	Thecodont	iv.	Converted into simple substances
E.	Serosa	v.	J-shaped bag like structure

Options:

a. A-ii, B-i, C-v, D-iii, E-iv

b. A-iv, B-i, C-v, D-ii, E-iii

c. A-i, B-ii, C-iii, D-iv, E-v

d. A-i, B-iii, C-ii, D-iv, E-v

Answer: (b)

Question 6:

Match the two columns and select the right one among options given

Chapter 15 - Question 6 - Table of Match the Two Columns
	Column I		Column II
A.	Duodenum	i.	A cartilaginous flap
B.	Epiglottis	ii.	Small blind sac
C.	Glottis	iii.	‘U’ shaped structure emerging from the stomach
D.	Caecum	iv	Opening of wind pipe

Options

a. A-i, B-ii, C-iii, D-iv

b. A-iv, B-iii, C-ii, D-i

c. A-iii, B-i, C-iv, D-ii

d. A-ii, B-iv, C-i, D-iii

Answer: (c)

Question 7:

Match the enzyme with their respective substrate and choose the right one among options given

Chapter 16 - Question 6 - Table of Match the Enzyme with Their Respective
	Column I		Column II
A.	Lipase	i.	Dipeptides
B.	Nuclease	ii.	Fats
C.	Carboxypeptidase	iii.	Nucleic acids
D.	Dipeptidases	iv	Proteins, peptones and proteoses.

Options:

a. A-ii, B-iii, C-i, D-iv

b. A-iii, B-iv, C-ii, D-i

c. A-iii, B-i, C-iv, D-ii

d. A-ii, B-iii, C-iv, D-i

Answer: (d)