Question

5.
Among annelids, great power of regeneration is observed in:
(B) Lumbricus
(A) Chaetopterus
(D) Polynoe
(C) Hirudineria
6.
Osphradium is organ of mollusk meant for:
(A) Balancing
(C) Smell
(B)
(D)
Locomotion
Swimming
7.
Johnston's organ, a sensory organ is present in the :
(A) Abdomen of housefly
(B)
(C) Arista of housefly
(D)
Head of cockroach
Antenna of mosquito
8.
In phoronids there is :
(A) A well developed open circulatory system
(B) A well developed closed circulatory system
(C) No circulatory system
(D) A peculiar system of epidermal lacuriae which serve as a circulatory system
​

Answer 1

polyone is great power of regenaration observed in

Answer 2

ospharadium is the organ of mollusk meant for