📘 Chapter: Animal Kingdom | Class 11 Biology In this chapter, we explore the vast diversity of animals on Earth. Animals are classified based on their body plan, level of organization, symmetry, coelom, segmentation, and notochord. You’ll learn about the major phyla of the animal kingdom – from simple organisms like sponges and coelenterates to complex chordates. ✨ Key topics covered: Basis of animal classification Levels of organization: cellular, tissue, organ, organ-system Symmetry, germ layers, coelom & segmentation Non-chordates: Porifera, Coelenterata, Platyhelminthes, Nematoda, Annelida, Arthropoda, Mollusca, Echinodermata Chordates: Protochordates to Vertebrates (Pisces, Amphibia, Reptilia, Aves, Mammals) Salient features and examples of each phylum 🎯 Why study this chapter? Helps in understanding the evolutionary relationships among animals Important for NEET, AIIMS, and other competitive exams Builds a strong base for zoology 🔔 Don’t forget to Like, Share & Subscribe for more Class 11 Biology videos!