CBSE Class 11 Biology Deleted Syllabus 2023-24

Deleted CBSE Biology Syllabus for Class 11Since the pandemic hit the human population, there have been a lot of changes in the educational field. CBSE has also introduced changes to its curriculum by reducing its syllabus by almost 30%. Students should be aware of the deleted topics and chapters so that they can prepare accordingly for the final exams. Get in-depth elaboration on the deleted biology topics from the latest CBSE Class 11 biology syllabus. Download the 2023–24 biology syllabus and sample paper for better preparation.

Atul Rawal
Nov 7, 2023, 17:50 IST
Get here the CBSE Class 11 Biology deleted syllabus 2023-24
Get here the CBSE Class 11 Biology deleted syllabus 2023-24

CBSE Class 11 Biology Syllabus 2023-24: After the completion of the board examinations, CBSE has released the syllabus for all the subjects that come under its curriculum. The newly released syllabi are CBSE expert verified who have removed some of the topics from the previous syllabus. These changes to the syllabus have followed the 2020 National Education Policy (NEP) which states “emphasis on conceptual understanding rather than rote learning and learning-for-exams.” Read the complete NEP guidelines to understand the norms. 

There might be books available with the updated syllabus or if following the previous NCERT books then make sure you know the syllabus well. To have a detailed look at the CBSE Class 11 Biology Syllabus released for the 2023-24 academic year visit the link provided just below this information. 

CBSE Class 11 Biology Deleted Syllabus 2023-2024

After the pandemic, educational boards introduced certain changes to their education systems. This also includes the changes in the traditional syllabus. CBSE, the Central Board of Secondary Education, one of the biggest educational boards in India, has revised its syllabus. For Class 11 Biology, the revision includes the deletion of topics, examples, and even complete chapters. Students and teachers should be aware of the deleted parts to avoid having to cover them in further studies. Check out the CBSE Class 11 Biology deleted topics from the list below.

Chapter Number
Chapter Name
Eliminated/Deleted Topics
Topics Added
Unit 1: Diversity of Living Organisms
1
The living world
tools for study of taxonomy museums, zoological parks, herbaria, botanical gardens.
-
2
Biological Classification
No change
-
3
Plant Kingdom
Topics excluded – Angiosperms, Plant Life Cycle and Alternation of Generations
-
4
Animal Kingdom
No Change
-
Unit 2: Structural Organization in Animals and Plants
5
Morphology of Flowering Plants 
Modifications of different parts of flowering plants: root, stem, leaf,
inflorescence, flower, fruit and seed 
Description of family Solanaceae
6
Anatomy of Flowering Plants 
-
tissue systems in dicots and monocots.
7
Structural Organisation in Animals
Morphology, anatomy and functions of different systems of an insect (cockroach)
Morphology, anatomy and functions of different systems of a frog
Unit 3: Cell: Structure and Function
8
Cell-The Unit of Life
No Change
-
9
Biomolecules
  • Nature of Bond Linking Monomers in a Polymer
  • Dynamic State of Body Constituents—Concept of Metabolism
  • Metabolic Basis for Living
-
10
Cell Cycle and Cell Division
No Change
-
Unit 4: Plant Physiology
11
Transport in Plants 
Complete Chapter Revomed
-
12
Mineral Nutrition 
Complete Chapter Revomed
-
13
Photosynthesis in Higher Plants
No Change
-
14
Respiration in Plants
No Change
-
15
Plant - Growth and Development 
seed dormancy; vernalisation; photoperiodism.
-
Unit 5: Human Physiology
16
Digestion and Absorption
Complete Chapter Removed
-
17
Breathing and Exchange of Gases
No Change
-
18
Body Fluids and Circulation
No Change
-
19
Excretory Products and their Elimination
No Change
-
20
Locomotion and Movement
No Change
-
21
Neural Control and Coordination
reflex action; sensory perception;
sense organs; elementary structure and functions of eye and ear
-
22
Chemical Coordination and Integration
No Change
-

 

NCERT Class 11 Biology Rationalised Content

A good textbook follows the updated curriculum, therefore, after the changes done by CBSE in its syllabus, NCERT has also revised its textbooks accordingly. Get here the complete list of chapter-wise topics deleted from the latest Biology NCERT textbook of Class 11.

 

Chapter 1: The Living World
  • 1.1 What is ‘Living’?
  • 1.4 Taxonomical Aids
  • 1.4.2 Botanical Gardens
  • 1.4.3 Museum
  • 1.4.4 Zoological Parks
  • Summary (Para 2); Question number 10
Chapter 3: Plant Kingdom
  • 3.5 Angiosperms
  • 3.6 Plant Life Cycles and Alternation of Generations
  • Summary (Para 5 and 6); Question number 10
Chapter 5: Morphology of Flowering Plants
  • 5.1.2 Modifications of Root
  • 5.2.1 Modifications of Stem
  • 5.3.4 Modifications of Leaves
  • 5.9.1 Fabaceae
  • 5.9.3 Liliaceae Question number 1, 2, 6 (b), 8, 9, 12, 14
Chapter 6: Anatomy of Flowering Plants
  • 6.1 The Tissues
  • 6.1.1 Meristematic Tissues
  • 6.1.2.1 Simple Tissues (Para 2 & 3)
  • 6.1.2.2 Complex Tissues (Para 4)
  • 6.4 Secondary Growth
  • 6.4.1 Vascular Cambium
  • 6.4.1.2 Activity of the Cambial Ring
  • 6.4.1.3 Spring Wood and Autumn Wood
  • 6.4.1.4 Heartwood and Sapwood
  • 6.4.2 Cork Cambium
  • 6.4.3 Secondary Growth in Roots; Question numbers 1, 2, 3, 7, 11
Chapter 7: Structural Organisation in Animals
  • 7.1 Animal Tissues
  • 7.1.1 Epithelial Tissue
  • 7.1.2 Connective Tissue
  • 7.1.3 Muscle Tissue
  • 7.1.4 Neural Tissue
  • 7.3 Earthworm
  • 7.3.1 Morphology
  • 7.3.2 Anatomy
  • 7.4 Cockroach
  • 7.4.1 Morphology
  • 7.4.2 Anatomy
  • Summary (Para 2, 3, 4); Question number 1 to 12 and 14 (c)
Chapter 9: Biomolecules
  • 9.8 Nature of Bond Linking Monomers in a Polymer
  • 9.9 Dynamic State of Body Constituents—Concept of Metabolism
  • 9.10 Metabolic Basis for Living
  • 9.11 The Living State; Question number  2, 3, 5, 8, 10
Chapter 11: Transport in Plants
Complete Chapter Removed
Chapter 12: Mineral Nutrition
Complete Chapter Removed
Chapter 15: Plant Growth and Development
  • 15.5 Photoperiodism
  • 15.6 Vernalisation
  • 15.7 Seed Dormancy; Question number 3, 5, 8, 10
Chapter 16: Digestion and Absorption
Complete Chapter Removed
Chapter 21: Neural Control and Coordination
  • 21.5 Reflex Action and Reflex Arc
  • 21.6 Sensory Reception and Processing
  • 21.6.1 Eye
  • 21.6.1.1 Parts of an Eye
  • 21.6.1.2 Mechanism of Vision
  • 21.6.2 The Ear
  • 21.6.2.1 Mechanism of Hearing
  • Summary (para 3 and 4) Question number 1 (b, c), 2 (c), 4 (c, d), 5 (e, f, g, h), 6 (b, c), 7, 8 (b, c), 9 (c), 10 (a), 11, 12 (c, d)

 

All the above-mentioned topics have been eliminated from the Biology syllabus of CBSE Class 11. This ensured no repetition of information and overburdening of students so that they can learn better and healthy. 

 

Hope this post helped you with your concern. Stay tuned with Jagran Josh for further updates related to CBSE.

 

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