Question

Match the following column I with column II and choose the correct combination.

	column I		column II
(a)	Earthworm	(i)	Gizzard
(b)	Cockroach	(ii)	Caecum
(c)	Frog	(iii)	Clitellum
(d)	Rat	(iv)	Cloaca

• A. (a) - (i), (b) - (ii), (c) - (iv), (d) - (iii)
• B. (a) - (iii), (b) - (i), (c) - (iv), (d) - (ii)
• C. (a) - (iii), (b) - (i), (c) - (ii), (d) - (iv)
• D. (a) - (i), (b) - (iii), (c) - (iv), (d) - (ii)

Answer 1

The correct option is B (a) - (iii), (b) - (i), (c) - (iv), (d) - (ii)

• The clitellum is the thickened glandular and non-segmented section of the body wall near the head in the earthworms and leeches.
• A gizzard is the posterior part of the foregut in cockroaches.
• The cloaca in frogs is the common cavity into which opens the intestinal, urinary and genital tracts.
• The cecum is the pouch or large tube-like structure in the lower abdominal cavity, that receives undigested food material.

So, the correct answer is option B.