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Questions and Answers
Echinodermata is a phylum that includes spiny-skinned organisms.
Echinodermata is a phylum that includes spiny-skinned organisms.
True (A)
Echinodermata originated during the Cambrian period, approximately 500 million years ago.
Echinodermata originated during the Cambrian period, approximately 500 million years ago.
True (A)
The word 'echino' in Echinodermata refers to hedgehogs.
The word 'echino' in Echinodermata refers to hedgehogs.
True (A)
There are 5 Genera and 6500 extant species of echinoderms today.
There are 5 Genera and 6500 extant species of echinoderms today.
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Echinoderms are classified as Deuterostomes.
Echinoderms are classified as Deuterostomes.
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Which of the following is NOT a characteristic of Echinodermata?
Which of the following is NOT a characteristic of Echinodermata?
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What does the word 'ophiuroidea' in Echinodermata refer to?
What does the word 'ophiuroidea' in Echinodermata refer to?
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Where do Echinoderms rank on the Phylogenetic tree?
Where do Echinoderms rank on the Phylogenetic tree?
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What is the meaning of the word 'holothuroidea' in Echinodermata?
What is the meaning of the word 'holothuroidea' in Echinodermata?
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How many extant species of echinoderms are there today?
How many extant species of echinoderms are there today?
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