CBSE Class 11 Biology Syllabus 2022-23

CBSE Class 11 Biology syllabus for the year 2022-23 is a crucial part of exam preparation. Just randomly studying will not help students. They need to be focused on their studies and cover topics mentioned in the CBSE Syllabus for Class 11 Biology. It will provide the information on the course structure, distribution of marks for each topic and subtopics and time duration required to cover a topic. The Biology question paper is prepared according to the syllabus designed by the CBSE Board for the CBSE Class 11. So, students must go through the CBSE Class 11 Biology Syllabus before creating their study plan.

CBSE Class 11 Biology Syllabus 2022-23

The CBSE Syllabus for Class 11 Biology 2022-23 is released by the board. Students can download the syllabus pdf and go through it to plan their studies. The Class 11 Biology Syllabus pdf includes practical syllabus, assignments and projects information. Studying as per the syllabus will surely help students to increase their scores.

CBSE Syllabus for Class 11 Biology with Marking Scheme 2022-23

Students can have a look at the mark allocation of CBSE Class 11 Biology Syllabus in the table below.

Evaluation Scheme
Units Topics Marks
I Diversity of Living Organisms 15
II Structural Organisation in Plants and Animals 10
III Cell: Structure and Function 15
IV Plant Physiology 12
V Human Physiology 18
Total Theory  70

Students can also have a look at syllabus of all the subjects by visiting CBSE Class 11 Syllabus page at BYJU’S. They can also find the Practical Biology syllabus 2022-23 below:

CBSE Class 11 Biology Practical Syllabus

Evaluation Scheme Marks
One Major Experiment Part A (Experiment No – 1, 3, 7, 8) 5
One Minor Experiment Part A (Experiment No – 6, 9, 10, 11, 12, 13) 4
Slide Preparation Part A (Experiment No – 2, 4, 5) 5
Spotting Part B 7
Practical Record + Viva Voce 4
Project Record + Viva Voce 5
Total 30

CBSE Class 11 Biology Practical

A: List of Experiments:

1. Study and describe locally available common flowering plants, from family Solanaceae (Poaceae, Asteraceae or Brassicaceae can be substituted in case of particular geographical location) including dissection and display of floral whorls, anther and ovary to show number of chambers (floral formulae and floral diagrams), type of root (tap and adventitious); type of stem (herbaceous and woody); leaf (arrangement, shape, venation, simple and compound).

2. Preparation and study of T.S. of dicot and monocot roots and stems (primary).

3. Study of osmosis by potato osmometer.

4. Study of plasmolysis in epidermal peels (e.g. Rhoeo/lily leaves or flashy scale leaves of onion bulb).

5. Study of distribution of stomata on the upper and lower surfaces of leaves.

6. Comparative study of the rates of transpiration in the upper and lower surfaces of leaves.

7. Test for the presence of sugar, starch, proteins and fats in suitable plant and animal materials.

8. Separation of plant pigments through paper chromatography.

9. Study of the rate of respiration in flower buds/leaf tissue and germinating seeds.

10. Test for presence of urea in urine.

11. Test for presence of sugar in urine.

12. Test for presence of albumin in urine.

13. Test for presence of bile salts in urine.

B. Study and Observer the following (spotting):

1. Parts of a compound microscope.

2. Specimens/slides/models and identification with reasons – Bacteria, Oscillatoria, Spirogyra, Rhizopus, mushroom, yeast, liverwort, moss, fern, pine, one monocotyledonous plant, one dicotyledonous plant and one lichen.

3. Virtual specimens/slides/models and identifying features of – Amoeba, Hydra, liverfluke, Ascaris, leech, earthworm, prawn, silkworm, honeybee, snail, starfish, shark, rohu, frog, lizard, pigeon and rabbit.

4. Mitosis in onion root tip cells and animals cells (grasshopper) from permanent slides.

5. Different types of inflorescence (cymose and racemose).

6. Human skeleton and different types of joints with the help of virtual images/models only.

Visit CBSE Syllabus page to get syllabus of all subjects from Classes 1 to 12. Get access to interactive lessons and study videos with the BYJU’S App/ Tablet.

Frequently Asked Questions on CBSE Class 11 Biology Syllabus 2022-23

What are the concepts covered in the CBSE Class 11 Biology Syllabus?

The concepts covered in the CBSE Class 11 Biology Syllabus are structural organization in plants and animals, diversity of living organisms, cell – structure and function, plant and human physiology.

How much is the passing marks as per the CBSE Class 11 Biology Syllabus?

Students should score a minimum of 35-40 marks out of 100 in the subject Biology in order to pass the final examination.

In the practical exam, how much is the marks for record and viva voce according to the CBSE Syllabus for Class 11 Biology?

The marks for record and viva voce according to the CBSE Syllabus for Class 11 Biology is 9 marks.

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