A) 1- Pleurobrachia 2- Cnidoblast 3- Aurelia 4- Adamsia
B) 1- Aurelia 2- Adamsia 3- Cnidoblast 4- Pleurobrachia
C) 1- Cnidoblast 2- Pleurobrachia 3- Adamsia 4- Aurelia
D) 1- Adamsia 2- Aurelia 3- Pleurobrachia 4- Cnidoblast
Correct Answer: B
Solution :
[b] Aurelia is a genus of scyphozoan jellyfish (Cnidaria, Scyphozoa). Adamsia is a genus of sea anemones. It is usually found growing on a gastropod shell inhabited by the hermit crab, Pagurus prideaux. A cnidocytes (also known as a cnidoblast or nematocyte) is an explosive cell containing one giant secretory organelle that defines the phylum cnidaria (corals, sea anemones, Hydra, jellyfish, etc.). Pleurobranchus is a genus of sea slugs, specifically side-gill slugs, marine gastropod mollusc.
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