Question

Find odd one out:- Snail, octopus Bivalve, brittle star.​

Answer 1

Answer:

octopus

Explanation:

belongs to the phylum mollusca

Answer 2

The odd one out is Brittle star.

• Snail, octopus, bivalve, and brittle star are all classified under the Kingdom Animalia under Whittaker's Five Kingdom Classification.
• Brittle Star is the odd one out among the given animals because the rest of them belong to a common phylum Mollusca.
• The characteristic feature of the members of Mollusca is that they all have a tough shell that protects them.
• The brittle star is an Echinoderm i.e. it belongs to the phylum Echinodermata. The members have a characteristic water vascular system.