Question

Name the animal group having body spiny and radial symmetry

Answer 1

echinodermeta .. they have cilia like structure .

Answer 2

Answer :-

The organisms in the "Phylum-Echinodermata", consist of a spiny body which follows the rules of "Radial symmetry".

Eg - Starfish

Extra Information :-

• In radial symmetry, the body is either in the form of a flat structure or a tall cylinder.

• One end of the longitudinal axis is usually the mouth of the organism.

• In radial symmetry, the body of selected organism can be divided into more than two similar parts by more than two planes, passing through the same axis.

• Radial symmetry is mainly found in organisms such as some Sponges, Hydra, Jellyfish and Sea Urchins.

• The organisms which follow the rules of radial symmetry, are known as "Radial Organisms".