Students can read the important questions given below for Digestion and Absorption Class 11 Biology. Digestion and Absorption Class 11 Notes and questions with solutions have been prepared based on the latest syllabus and examination guidelines issued by CBSE, NCERT and KVS. You should read all notes provided by us and Class 11 Biology Important Questions provided for all chapters to get better marks in examinations. Class 11 Biology Question Bank Class 11 is available on our website for free download in PDF.
Important Questions Digestion and Absorption Class 11 Biology
Objective Questions
Question. Oxyntic cells secrete
(a) Mucus
(b) Pepsinogen
(c) HCL and intrinsic factor
(d) None of these
Answer
C
Question. _____ converts proteins into proteoses and peptones
(a) Pepsin
(b) Rennin
(c) Insulin
(d) lipases
Answer
A
Question. Small amounts of _____ are also secreted by gastric glands.
(a) Pepsin
(b) Rennin
(c) Insulin
(d) Lipases
Answer
D
Question. Enterokinase is secreted by
(a) Intestinal mucosa
(b) Mucosa of stomach
(c) Submucosa
(d) Serosa
Answer
A
Question. Which of the following is activated by bile
(a) Pepsin
(b) Rennin
(c) Insulin
(d) Lipases
Answer
D
Question. Proteins, peptones and proteoses is converted into dipeptides by the action of
(a) Trypsin
(b) Chymotrypsin
(c) Carboxypeptidase
(d) All of these
Answer
D
Question. The enzymes in _____ breakdown food in the simplest and absorbable form
(a) Succus entericus
(b) Pancreatic juice
(c) Saliva
(d) None of these
Answer
A
Question. Faeces enters into caecum of large intestine through
(a) Ileo-caecal valve
(b) Pyloric sphincter
(c) Cardiac sphincter
(d) Gastro-intestinal
Answer
A
Question. Process by which the end products of digestion pass through the intestinal mucosa into the blood or lymph is called
(a) digestion
(b) deglutition
(c) absorption
(d) indigestion
Answer
C
Question. _____ is/are absorbed with the help of carried ion
(a) Fructose
(b) Amino acids
(c) Both (a) and (b)
(d) water
Answer
C
Question. Crypts in between the bases of villi in the intestine are called
(a) Crypts of leiberkuhn
(b) Lacteal
(c) Microvili
(d) None of these
Answer
A
Question. Three pairs of salivary glands are
(a) Submaxillary, parotids, sublingual
(b) Parotid, submaxillary, submandibular
(c) Sublinglual, submandibular, submaxillary
(d) None of these
Answer
A
Question. The _____ are the structural and functional units of liver
(a) Hepatic cells
(b) Neuron
(c) Nephron
(d) Hepatic lobules
Answer
D
Question. Thin Connective tissue sheath that covers hepatic lobules are called
(a) Hepatic cells
(b) Mesothelium
(c) Epiderm
(d) Glissons capsule
Answer
D
Question. Common bile duct consists of
(a) Cystic duct and hepatic duct
(b) Only hepatic duct
(c) Duct of salivary gland and hepatic duct
(d) Does not exists
Answer
A
Question. Exocrine part of pancreas secrete
(a) Alkaline pancreatic juice
(b) Neutral pacnreatic juice
(c) Hormones – insulin and glucagon
(d) Succus entericus
Answer
A
Question. Mucus in saliva helps in lubricating and adhering the masticated food particles into a _____
(a) Bolus
(b) Chyme
(c) Deglutition
(d) None of the above
Answer
A
Question. Bolus mixed with acidic gastric juices reaching down to small intestine is called
(a) Rennin
(b) Enzyme
(c) Chyme
(d) Bolus only
Answer
C
Question. _____ % of starch is hydrolyzed in mouth
(a) 30
(b) 40
(c) 100
(d) 0
Answer
A
Question. Starch is broken into _____ by the action of salivary amylase
(a) Maltose
(b) Lactose
(c) Sucrose
(d) Fructose
Answer
A
