- Levels of Organisation,
- Symmetry – radial symmetry and bilateral symmetry
- Diploblastic and Triploblastic Organisation,
- Coelom development,
- Segmentation of the body and
- Presence or absence of Notochord.
Altogether, there are around 9 to 10 million species of animals in the Animal Kingdom and this Kingdom is further divided into various phyla and classes based on the presence or absence of their backbones and other features.
Class 11 is an important stage of every student’s life as it lays a basic foundation for both class 12 and other entrance examinations. As per the toppers and expert’s advice, those students who prepare for their exams by referring the NCERT solutions can ace in their exams. NCERT solutions provide detail explanations for all the chapters and solutions in a lucid manner for students to understand the concepts easily and perform best in their exams.
Subtopics of Chapter 4:
Basis of Classification
- Levels of Organisation
- Diploblastic and Triploblastic Organisation
Classification of Animals
- Phylum – Porifera
- Phylum – Coelenterata (Cnidaria)
- Phylum – Ctenophora
- Phylum – Platyhelminthes
- Phylum – Aschelminthes
- Phylum – Annelida
- Phylum – Arthropoda
- Phylum – Mollusca
- Phylum – Echinodermata
- Phylum – Hemichordata
- Phylum – Chordata.
Check for the NCERT solutions for class 11 Biology chapter 4 animal kingdom by clicking on the pdf links given above.
Class 11 Biology NCERT Solutions for Animal Kingdom Questions
We at BYJU’S provide free NCERT solutions for class 11 Biology and are available in chapter wise to help students in their academics. Students can easily download these NCERT solutions which are available in PDF format and practice more questions to ace in their CBSE board exams. Apart from the solved textbooks questions, students can find more important questions, class 11 biology chapter 4 notes, previous year question papers and other tips and guidance to prepare for their exams.