GENERAL HISTOLOGY

OESOPHAGUS STOMACH

ECHINODERMS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Equinoderms are ____
A
marine animals
B
terrestrial animals
C
Either A or B
D
None of the above
Explanation: 

Detailed explanation-1: -Sea Stars (Asteroidea) Sometimes called starfish, sea stars are the most well-known group of echinoderms. There are close to 2, 000 species of sea stars. Some dwell in the intertidal and are frequently bashed by waves while others live deep in the sea.

Detailed explanation-2: -The Echinoderms are found in sea-depths as well as in the intertidal zones. An interesting feature of the phylum Echinodermata is that all the organisms belonging to this phylum are marine.

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