Biology · ANIMAL KINGDOM
हिन्दीWhich set of features uniquely describes Ctenophores (commonly known as sea walnuts or comb jellies)?
Correct answer · Option 4
Exclusively marine, eight rows of ciliated comb plates, bioluminescence, external fertilization with indirect development
Explanation
Ctenophores are exclusively marine, radially symmetrical, diploblastic organisms with eight external rows of ciliated comb plates for locomotion, exhibit bioluminescence, have external fertilization, and indirect development.