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CBSE Video lectures for download

     

=Chapter 1 The Living World

=Chapter 2 Biological Classification

=Chapter 3 Plant Kingdom

=Chapter 4 Animal Kingdom

=Chapter 5 Morphology of Flowering Plants

=Chapter 6 Anatomy of Flowering Plants

=Chapter 7 Structural Organisation in Animals

=Chapter 8 Cell The Unit of Life

=Chapter 9 Biomolecules

=Chapter 10 Cell Cycle and Cell Division

=Chapter 11 Transport in Plants

=Chapter 12 Mineral Nutrition

=Chapter 13 Photosynthesis in Higher Plants

=Chapter 14 Respiration in Plants

=Chapter 15 Plant Growth and Development

=Chapter 16 Digestion and Absorption

=Chapter 17 Breathing and Exchange of Gases

=Chapter 18 Body Fluids and Circulation

=Chapter 19 Excretory Products and their Elimination

=Chapter 20 Locomotion and Movement

=Chapter 21 Neural Control and Coordination

=Chapter 22 Chemical Coordination and Integration

 

Chapter 4 Animal Kingdom

Download NCERT Solutions for Class 11 Biology

Chapter 4 Animal Kingdom

(Link of Pdf File is given below at the end of the Questions list)

In this pdf file you can see answers of following Questions

 

Question 1:
What are the difficulties that you would face in classification of animals, if common
fundamental features are not taken into account?
Question 2:
If you are given a specimen, what are the steps that you would follow to classify it?

Question 3:
How useful is the study of the nature of body cavity and coelom in the classification
of animals?
Question 4:
Distinguish between intracellular and extracellular digestion?
Question 5:
What is the difference between direct and indirect development?
Question 6:
What are the peculiar features that you find in parasitic platyhelminthes?
Question 7:
What are the reasons that you can think of for the arthropods to constitute the
largest group of the animal kingdom?
Question 8:
Water vascular system is the characteristic of which group of the following:
(a) Porifera (b) Ctenophora (c) Echinodermata (d) Chordata

Question 9:
“All vertebrates are chordates but all chordates are not vertebrates”. Justify thestatement.
Question 10:
How important is the presence of air bladder in Pisces?

Question 11:
What are the modifications that are observed in birds that help them fly?

Question 12:
Could the number of eggs or young ones produced by an oviparous and viviparousmother be equal? Why?
Question 13:
Segmentation in the body is first observed in which of the following:
(a) Platyhelminthes (b) Aschelminthes (c) Annelida (d) Arthropoda

Question 14:
Match the following:

Question 15:
Prepare a list of some animals that are found parasitic on human beings.

 



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