Question

Use the information to answer the question.

Answer 1

The correct option is (B) Cnidarians.

All Cnidaria are aquatic, mostly marine, organisms.

Describe characteristics of phylum Cnidaria.

• All aquatic, generally marine, animals fall under the phylum Cnidaria. The vast majority of cnidarian species are found in the ocean.
• They all have stinging nematocyst tentacles that they use to catch prey.
• Cnidarians have only two bodily layers: the ectoderm and endoderm, which are separated by a layer known as the mesoglea that resembles jelly.
• Most Cnidarians have radial symmetry. The phylum Cnidaria contains animals that have radial or biradial symmetry and are diploblastic, or arise from two embryonic layers.

Learn more about the Phylum Cnidaria with the help of the given link:

brainly.com/question/13021892

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