Question : Identify the organism that is not a pseudocoelomate.
Option 1: Ancylostoma
Option 2: Ascaris
Option 3: Wuchereria
Option 4: Scorpions
Correct Answer: Scorpions
Solution : The correct answer is Scorpions .
Mesoderm, a tissue layer that supports and facilitates movement, partially lines the pseudocoelom, the bodily cavity found in pseudocoelomate animals. The bodily cavity is divided into two sections by the mesoderm layer. Scorpions belong to the group Arthropoda which possesses a true-body cavity, i.e.coelom.
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