A) Cockroach
B) Ancylostoma
C) Aurelia
D) Fasiola
Correct Answer: B
Solution :
Ancylostoma belongs to phylum- Aschelminthes. The Aschelminthes is the first assemblage of animals, which possess a distinct body cavity. but with peritoneal lining and mesenteries (septa of connective tissue) as found in other advanced animals. This type of body cavity is called a pseudocoel and the animals are called pseudocoelomate. Cockroachs body is composed of 3 types of body walls [a] Cuticle [b] Hypodermis [c] Basement membrane It belongs to phylum-Arthropoda Aurelia belongs to phylum-Cnidaria. Their body typically dimorphic. Body wall diploblastic, ie, formed from two embryonic germinal layers ? ectoderm and endoderm and has gastrovascular cavity. Fasciola belongs to phylum-Platyhelminthes. It lacks a coelom and cellular surface epidermis. Instead, there is a thick, tough and protective continuous layer of cytoplasm.You need to login to perform this action.
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