NCERT Solutions For Class 11 Biology Chapter 4

NCERT Solutions For Class 11 Biology Chapter 4 PDF Free Download

NCERT solutions for class 11 biology chapter 4 Animal Kingdom are prepared by subject experts at BYJU’S. Animal kingdom class 11 ncert solutions pdf comprises of answers to the textbook questions along with extra questions, MCQ’s, Short answer questions and HOTS. Exemplary problems and works you practice different kinds of questions and help you understand the topic deeply.

Class 11 NCERT solutions for Biology, chapter 4 – the Animal kingdom is one of the important study material for the students of class 11. This topic helps students to learn more in detail about the major group of animals, its Phylum, subphylum and classes present in the Kingdom Animalia along with the scientific names. This study material provides a complete introduction to different types of animal species existing on the planet earth, their habitat, characteristic features, their source of nutrition and a lot more.

Class 11 Biology NCERT Solutions for Animal Kingdom

The animal kingdom is one among the five kingdoms of classification. This Kingdom includes all multicellular, eukaryotic, and motile organisms. They usually lack the cell wall and other photosynthetic pigments, hence they are referred to as heterotrophs. The members of the animal kingdom include simple or complex body structure with specialized tissue and body organs. Based on their body organization, their characteristic features, and their habitat, these animals are classified into distinct groups. The classification of Animals into the Animal Kingdom is based on various fundamental features like:

  1. Levels of Organisation,
  2. Symmetry – radial symmetry  and bilateral symmetry
  3. Diploblastic and Triploblastic Organisation,
  4. Coelom development,
  5. Segmentation of the body and
  6. 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:

  1. Basis of Classification
    1. Levels of Organisation
    2. Symmetry
    3. Diploblastic and Triploblastic Organisation
    4. Coelom
    5. Segmentation
    6. Notochord
  2. Classification of Animals
    1. Phylum – Porifera
    2. Phylum – Coelenterata (Cnidaria)
    3. Phylum – Ctenophora
    4. Phylum – Platyhelminthes
    5. Phylum – Aschelminthes
    6. Phylum – Annelida
    7. Phylum – Arthropoda
    8. Phylum – Mollusca
    9. Phylum – Echinodermata
    10. Phylum – Hemichordata
    11. 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.