Bio11

 Notes "Animal Kingdom" By:- Nagraj Sir Animals are multicellular and heterotrophic organisms  without cell wall and chlorophyll. Kingdom Animalia includes 11 major phyla: 1.   Porifera                                7. Arthropoda 2.    Cnidaria                              8. Mollusca 3.   Ctenophora                          9. Echinodermata 4.   Platyhelminthes                    10. Hemichordata 5.    Aschelminthes ...