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How many organisms are related to the Echinodermata phylum? 
Starfish, Sea-urchin, Sea-lily, Sea-mouse, Sea-hare, Sea-cucumber, Brittle star, Sea-potato, Sea-squirt, Sea-fan, Sea-pen

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Important Questions on Animal Kingdom

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Which of the following shows sexual dimorphism?
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Which one of the following is a matching set of a phylum and its three examples?
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Metameric segmentation is the characteristic of
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The chitinous exoskeleton of arthropods is formed by the polymerization of:
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A lizard-like member of Reptilia is sitting on a tree with its tail coiled around a twig. This animal could be:-
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Common feature in earthworm and cockroach is
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Two common characters found in centipede, cockroach and crab are: