CBSE Deleted Syllabus of Class 11 Biology 2024-25

cbse class 11 biology deleted syllabus 2024-25

The classes in grades 11 and 12 are without a doubt the most important in a student’s life, thus students start studying for their examinations well in advance. The senior secondary classes’ whole curriculum and test format have recently been modified by the CBSE, resulting in numerous important changes. NCERT has extensively changed the general syllabus for practically all of the disciplines by the National Education Policy (NEP) for 2020, which the CBSE has embraced, to provide students with a more contemporary and engaging educational experience. The NEP 2020 website states that “the reduction in material will help in increased curriculum flexibility and the renewed emphasis on productivity rather than rote learning.” Although the students are happier as a result of the curriculum decrease, There is also some doubt among them. So, in this blog, we are going to talk about all the changes in the syllabus after class 11 Biology deleted syllabus 2024-25. Therefore, let’s begin.

cbse class 11 biology question bank

CBSE Class 11 Biology Deleted Syllabus 2024-25

As per the latest syllabus released by the CBSE on its official website some of the topics are altered while some are completely deleted. So, to begin with, mention below is the class 11 Biology deleted syllabus 2024-25.

Chapter NumberChapter Name Deleted Topics
Chapter 1The Living World1.1 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 no. 10
Chapter 3Plant Kingdom3.5 Angiosperms;
3.6 Plant Life Cycles and Alternation of Generations;
Summary (Para 5 and 6);
Question no. 10
Chapter 5Morphology of Flowering Plants5.1.2 Modifications of Root;
5.2.1 Modifications of Stem;
5.3.4 Modifications of Leaves;
5.9.1 Fabaceae;
5.9.3 Liliaceae Question no.s 1, 2, 6 (b), 8, 9, 12, 14
Chapter 6Anatomy of Flowering Plants6.1 The Tissues;
6.1.1 Meristematic Tissues; Simple Tissues (Para 2, 3); Complex Tissues (Para 4);
6.4 Secondary Growth;
6.4.1 Vascular Cambium; Activity of the Cambial Ring; Spring Wood and Autumn Wood; Heartwood and Sapwood;
6.4.2 Cork Cambium;
6.4.3 Secondary Growth in Roots;
Question nos. 1, 2, 3, 7, 11
Chapter 7Structural Organisation in Animals7.1 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 nos. 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14 (c)
Chapter 9Biomolecules9.8 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 nos. 2, 3, 5, 8, 10
Chapter 11Transport in PlantsFull Chapter
Chapter 12Mineral NutritionFull Chapter
Chapter 15 Plant Growth and Development15.5 Photoperiodism;
15.6 Vernalisation;
15.7 Seed Dormancy;
Question nos. 3, 5, 8, 10
Chapter 16Digestion and AbsorptionFull Chapter
Chapter 21Neural Control and Coordination21.5 Reflex Action and Reflex Arc;
21.6 Sensory Reception and Processing;
21.6.1 Eye; Parts of an Eye; Mechanism of Vision;
21.6.2 The Ear; Mechanism of Hearing;
Summary (para 3 and 4) Question no.s 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)

Biology New Syllabus Class 11 Theory Session 2024-25

Let’s look at each chapter of the syllabus now that students are familiar with the CBSE class 11 Biology biology syllabus 2024-25. The topics included in the CBSE Class 11 Biology Syllabus 2024-25 are listed below:

 The Living World

IDiversity of Living Organisms15
IIStructural Organisation in Plants and Animals10
IIICell: Structure and Function15
IVPlant Physiology12
VHuman Physiology18
 Total 70

Evaluation Scheme for CBSE Class 11th Biology Practical Syllabus

The study of biology includes both theoretical and practical components. We have just covered the theoretical portion of the subject up to this point, but students are also evaluated in the real world. Following the deletion of the Class 11 Biology syllabus for 2024-25, the practical biology syllabus is therefore listed below. 

One Major Experiment Part A (Experiment No- 1,3,7,8)
One Minor Experiment Part A (Experiment No- 6,9,10,11,12,13) 
Slide Preparation Part A (Experiment No- 2,4,5) 
Spotting Part B
Practical Record + Viva Voce 4
Project Record + Viva Voce 5

Study Tips for CBSE Class 11 Biology Exam 2024-25

Studying for your CBSE Class 11 Biology exam requires a structured and strategic approach. After the class 11 biology deleted syllabus 2024-25, you need to adopt a different approach for the preparation of this exam. Here are some study tips to help you excel in your preparation:

Understand the Syllabus: Start by thoroughly understanding the CBSE Class 11 Biology syllabus. This will help you identify the important topics and allocate your time accordingly.

Organize Your Study Space: Create a clean and organized study environment that is free from distractions. Ensure good lighting and a comfortable chair to maintain focus.

Create a Study Schedule: Develop a study schedule that includes dedicated time for each topic. Break down your study sessions into smaller, focused intervals of about 25-30 minutes, followed by a short break.

Use Quality Study Material: Choose the right textbooks, reference books, and study guides. CBSE-recommended books are a good starting point.

Make Notes: While studying, make concise notes of important concepts, formulas, and key terms. Summarizing information helps with retention.

Visual Aids: Use diagrams, flowcharts, and mind maps to visualize complex concepts. This can make understanding and memorization easier.

Practice Diagrams: Biology often involves understanding and labelling diagrams. Practice drawing and labelling diagrams to enhance your understanding.

Active Learning: Engage in active learning techniques such as self-quizzing, flashcards, and teaching the material to someone else. This reinforces your understanding.

Past Papers and Sample Papers: Solve previous years’ question papers and sample papers. This will give you an idea of the exam pattern and help you identify weak areas.

Mock Tests: Take mock tests under exam conditions to assess your preparation level. Analyze your performance and work on improving your weak points.

Clarify Doubts: Don’t hesitate to seek help from your teachers, peers, or online resources when you encounter difficulties. Clearing doubts is crucial for a strong foundation.

Healthy Lifestyle: Maintain a balanced lifestyle with proper sleep, regular exercise, and a healthy diet. These factors significantly impact your ability to concentrate and retain information.

Avoid last-minute stuffing: Biology is a subject that requires understanding and application. Avoid last-minute stuffing of knowledge of the syllabus and focus on conceptual understanding.

Use Online Resources: Utilize online resources like educational websites, YouTube channels, and interactive learning platforms for additional explanations and visual aids.

Group Study: Group study sessions can be helpful if done effectively. Discussing concepts with peers can provide different perspectives and enhance your understanding.


Exam season is quickly approaching, and students are working arduously to be as prepared as possible for their next class exams. It is apparent that the board has significantly reduced the number of syllabi in the most recent CBSE syllabus. The syllabus being reduced is for the benefit of the students, but the new declaration has caused some misunderstanding among them. Because students are not really clear about what all the changes are in both theory and practicals. Therefore, a copy of the class 11 Biology syllabus as well as the entire class 11 Biology 2024-25 deleted syllabus that has been trimmed and wiped are included in this post for the convenience of the students. Therefore, if they want to succeed in the class 11 Biology exam, they must steer clear of all the irrelevant material and concentrate on the subjects that are necessary. 

We therefore send our best wishes to all the students for their upcoming exams. 

FAQs on Class 11 Biology Deleted Syllabus 2024-25

Q1. What is the deleted portion of CBSE Biology Class 11 2024-25?

The deleted portion of CBSE Biology Class 11 2024-25 includes chapters on mineral nutrition, transport in plants, digestion and absorption, and some topics from morphology and anatomy of flowering plants.

Q2. The class 11 Biology syllabus for 2024-25 consists of how many parts?

The class 11 biology syllabus for the school year 2024-25 covers a total of 5 units.

Q3. Is it sufficient to study from NCERT for class 11 Biology?

NCERT covers everything that a student needs to study for the examination and it is the fundamental book of a CBSE question paper. So, it is sufficient for the Biology examination. Students can take the help of other books to solve sample papers so that they can get an idea about how exams are conducted. 

Q4. How to score good marks in Biology class 11 in 2025?

Mentioned below are some useful tips that can assist students in scoring good marks in Biology:
Reading the full curriculum, putting what you’ve learned into exercise, and reviewing key ideas are the greatest ways to succeed in any topic, including Biology. 
Students can also benefit greatly from looking at old exam papers and writing tailored notes. 
Making a schedule in advance and setting up a specific amount of time for studying is one of the many strategies for performing well on exams.

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