NCERT Solutions For Class 11 Biology Chapter 4: Animal Kingdom

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NCERT Solutions for Class 11 Biology Chapter 4 Morphology of Animal Kingdom are provided in this article. It covers all the important definitions, concepts, and methodologies that will be really beneficial for the students appearing for CBSE Class 11 Exam 2022-23. The important topics that are included in this chapter are:

​Expected no. of Questions: 2-3 questions of around 4 marks.

Download PDF: NCERT Solutions for Class 11 Biology Chapter 4 Animal Kingdom


NCERT Solutions for Class 11 Biology Chapter 4


Class 11 Biology Chapter 4 Animal Kingdom: Important Topics

The Animal Kingdom is a diverse group of organisms that share certain characteristics. Kingdom Animalia consists of organisms that range from the simplest of animal forms to the most complex. Some members of this kingdom seem like they would fit in elsewhere, like sponges or coral. The Animal Kingdom is the largest of all kingdoms with more than one million species.

  • Classification of Animal Kingdom

Taxonomy is the science of classifying organisms. Every species that discovered so far can be classified into five kingdoms – one among them is Kingdom Animalia or Animal kingdom. The members of kingdom Animalia, based on certain identifiable characteristic features, are further classified into different Phyla, Class, Order, Family, and Genus.

Chapter Related Links:

Coelom Phylum – Aschelminthes Phylum – Hemichordata
Class – Chondrichthyes Class – Osteichthyes Zoology
Classification of Animal Kingdom Living Fossil Difference Between Frog and Toad

CBSE Class 11 Biology Study Guides:

CBSE CLASS XII Related Questions

  • 1.

    A student performed some crosses in plants and represented the result in the form of bar graphs as shown below. Each graph displays the phenotypic proportion of the progeny. Study the graphs and answer the questions :

    (c) What conclusion can you draw from the results of bar graphs of crosses I and II ? Name the genetic principle illustrated.


      • 2.
        Assertion (A) : The milk produced by transgenic cow 'Rosie' was nutritionally more balanced product for human babies than natural cow milk.
        Reason (R) : It was human protein enriched milk containing human alpha lactaglobulin.

          • Both Assertion (A) and Reason (R) are true and Reason (R) is the correct explanation of the Assertion (A).
          • Both Assertion (A) and Reason (R) are true, but Reason (R) is not the correct explanation of the Assertion (A).
          • Assertion (A) is true, but Reason (R) is false.
          • Assertion (A) is false, but Reason (R) is true.

        • 3.

          (i) How does a farmer use dormancy of seed to his advantage ?

          (ii) Differentiate between pea seed and castor seed.


            • 4.
              Copper releasing intrauterine devices are very effective and popular contraceptive devices. Name any two copper releasing IUDs. Write two reasons that make them effective contraceptives.


                • 5.

                  Assertion (A) : The pyramid of biomass in a pond aquatic ecosystem is always inverted.

                  Reason (R) : The biomass of consumers like fishes far exceeds that of the producers like phytoplanktons.

                    • Both Assertion (A) and Reason (R) are true and Reason (R) is the correct explanation of the Assertion (A).
                    • Both Assertion (A) and Reason (R) are true, but Reason (R) is not the correct explanation of the Assertion (A).
                    • Assertion (A) is true, but Reason (R) is false.
                    • Assertion (A) is false, but Reason (R) is true.

                  • 6.
                    In Pisum sativum, the flower colour may be violet (V) or white (v). What proportion of the offspring in a cross of "VV × vv" would be expected to be violet?

                      • 25%
                      • 50%
                      • 75%
                      • 100%
                    CBSE CLASS XII Previous Year Papers

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