Which phylum includes bilaterally symmetrical, cylindrical roundworms that are often parasitic?

Type: MCQ • Marks: 1

A. Arthropoda

B. Annelida

C. Nematoda (Aschelminthes)

D. Platyhelminthes

Explanation

Nematodes are unsegmented roundworms causing diseases like ascariasis and filariasis.

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Class 9th Science (MCQ)

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