Define the following terms:
$(i)$ Peristomium
$(ii)$ Clitellum
$(i)$ Peristomium
$(ii)$ Clitellum
(N/A) $(i)$ The first body segment of an earthworm is known as the peristomium.
$(ii)$ Segments $14-16$ of an earthworm are covered by a prominent dark band of glandular tissue called the clitellum.
$(ii)$ Segments $14-16$ of an earthworm are covered by a prominent dark band of glandular tissue called the clitellum.
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