BIOLOGICAL CLASSIFICATION
KINGDOM PLANTAE
|
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
|
|
|
Cnidaria
|
|
|
Platyhelminthes
|
|
|
Mollusca
|
|
|
Chordata
|
Detailed explanation-1: -Complete Answer:-The cnidarians and the echinoderms possess the radial symmetry. Cnidarians are also called coelenterate that belong to the phylum Cnidarian (Coelenterate).
Detailed explanation-2: -The body of an animal is radial symmetry. Example: hydra, jellyfish, sea anemone.
Detailed explanation-3: -Organisms belonging to the phylums Coelenterata, Echinodermata and Ctenophora exhibit radial symmetry.
Detailed explanation-4: -The body plan of cnidarians is unique because these organisms show radial symmetry, making these animals very different from those that evolved before them. Radial symmetry means that they have a circular body plan, and any cut through the center of the animal leaves two equal halves.
Detailed explanation-5: -Phylum Coelenterata, Echinodermata and Ctenophora are exhibit radial symmetry.