First slide

Classification of Animals

Question

Select the option which shows correct combination of an organism and its feature.

Easy

A

Cucumaria : Well-developed excretory system
B

Pila : Segmented body with a head, foot, and visceral hump
C

Ichthyophis : Two pairs of pentadactyl limbs
D

Balanoglossus : Body is divided into proboscis, collar and trunk

Solution

The body is cylindrical and is composed of an anterior proboscis, a collar and a long trunk in hemichordates (Balanoglossus).
Ichthyophis is a limbless amphibian.
Pila (Mollusca) is unsegmented.
Cucumaria (Echinodermata) lacks a specific excretory structure.

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