Question

name two invertebate Phylum ,member of which ,remain attached to the bottom of the sea . Give Examples ...​

Answer 1

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Explanation:

◆ protozoans – single-celled organisms such as amoebas and paramecia.

◆ annelids – earthworms, leeches.

◆echinoderms – starfish, sea urchins, sea cucumbers.

◆ mollusks – snails, octopi, squid, snails, clams.

◆ arthropods – insects, spiders, crustaceans such as shrimp, crabs, lobsters.

Echinoderms (Greek for spiny skin) is a phylum which contains only marine invertebrates. The adults are recognizable by their radial symmetry (usually five-point) and include starfish, sea urchins, sand dollars, and sea cucumbers, as well as the sea lilies.

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Answer 2

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