| a | Pila | i | Flame cells |
| b | Bombyx | ii | Comb plates |
| c | Pleurobrachia | ii | Radula |
| d | Taenia | iv | Malpighian tubules |
A) [a]-(iii), [b]-(ii), [c]-(i), [d]-(iv)
B) [a]-(iii), [b]-(iv), [c]-(ii), [d]-(i)
C) [a]-(ii), [b]-(iv), [c]-(iii), [d]-(i)
D) [a]-(iii), [b]-(ii), [c]-(iv), [d]-(i)
Correct Answer: B
Solution :
| [a] Pila is a Mollusc. The mouth contains a file -like rasping organ for feeding called radula. |
| [b]Bombyx is an Arthropod. In Bombyx excretion takes place through malpighan tubules. |
| [c] Pleurobrachia is Ctenophore. The body bears eight external rows of ciliated comb plates, which help in locomotion. |
| [d] Tcienia is a platyhelminth specialised cells called flame cells, helps in osmoregulation and excretion. |
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