Is earthworm a pseudocoelomate?

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Solution

Pseudocoelomate:
These organisms do not have a body cavity lined by mesoderm (between the body wall and gut wall).
Earthworm:
It belongs to the phylum annelida.
These organisms have a true coelom and hence are known as coelomates.
Therefore, the earthworm is a coelomate.

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Question 40
Classify the following organisms based on the absence/presence of true coelom (i.e., acoelomate, pseudocoelomate and coelomate)
Spongilla, Sea anemone, Planaria, Liver fluke, Wuchereria, Ascaris, Nereis, Earthworm, Scorpion, Birds, Fishes, Horse.

Name a pseudocoelomate?

Q. Which of the following is a pseudocoelomate?

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Is earthworm a pseudocoelomate?

Pseudocoelomate: These organisms do not have a body cavity lined by mesoderm (between the body wall and gut wall). Earthworm: It belongs to the phylum annelida. These organisms have a true coelom and hence are known as coelomates. Therefore, the earthworm is a coelomate.

Pseudocoelomate:
These organisms do not have a body cavity lined by mesoderm (between the body wall and gut wall).
Earthworm:
It belongs to the phylum annelida.
These organisms have a true coelom and hence are known as coelomates.
Therefore, the earthworm is a coelomate.