Basic Concept of Invertebrate Zoology Knowledge

Phylum :- Echinodermata Characters :-  (i) Adult with radial & five rayed symmetry, while the larvae are bilaterally symm...

Phylum :- Nematoda Characters :-  (i) They have perfectly cylindrical body adapted for living in minutes place. (ii) Body cavi...

Phylum :- Cnideria Character  :-  (i) Body diploblastic i.e, composed of two tissue layers, an outer epidermal (ectoderm) ...

Phylum :- Mollusca Characters :- (i) Bilaterally symmetrical, body soft, unsegmented, without a body cavity.                  ...