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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
(a)
(b)6
(c)5
(d)

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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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