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Practice each question, then open the answer or worked solution.
Select what is not true of intestinal Villi among the followings
Ans: The correct answer is Option (d).
The small intestine helps in the digestion of all the nutrients like carbohydrates, fats and proteins.
Hepato-pancreatic duct opens into the duodenum and carries
Ans: The correct answer is Option (c) Both bile and pancreatic juice
The bile juice enters through the hepatic tract, and the pancreatic juice enters through the pancreatic tract.
One of the following is not a common disorder associated with the digestive system
Ans: The correct answer is Option (a) Tetanus
Tetanus is a disorder that affects the muscles.
A gland not associated with the alimentary canal is
Ans: The correct answer is Option (b) Adrenal
The Adrenal glands are located above each kidney that is included in the excretory system.
Match the two columns and select the correct among options given
Column I | Column II |
A. Biomacromolecules of food | (i) Alimentary canal and associated gland |
B. Human digestive system | (ii) Embedded in jawbones |
C. Stomach | (ii) 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)
Ans: The correct answer is Option (b) A – (iv), B – (i), c – (v), D – (ii), E – (iii)
Match the two columns and select the right one among the options given
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 windpipe |
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)
Ans: The correct answer is Option (c) A-(iii), B-(i), C-(iv), D-(ii)
Match the enzyme with their respective substrate and choose the right one among options given
Column I | Column II |
A. Lipase | (i) Dipeptides |
B. Nuclease | (ii) Fats |
C. Carboxypeptidase | (iii)Nucleic acid |
D. Dipeptidases | (iv) Proteins, peptones and proteases |
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)
Ans: The correct answer is Option (d) A – (ii), B – (iii), C – (iv), D – (i)
Dental formula in human beings is
Ans: The correct answer is Option (b) $\dfrac{2123}{2123}$
Each side of the upper and lower jaw consists of two incisors, one canine, two premolars and three molars.
Liver is the largest gland and is associated with various functions; choose one which is not correct
Ans: The correct answer is Option (d) Secretion of a hormone called gastrin
The stomach secretes the hormone gastrin during digestion.
Mark the right statement among the following
Ans: The correct answer is option (a).
Enzyme trypsinogen is secreted by the pancreas in the inactive form. It is activated by enterokinase in the small intestine.