CBSE Biology Deleted Syllabus Class 11 2021-22 reduced ncert

CBSE Biology Deleted Syllabus Class 11

Date: 27th Apr 2024

In this article, you can easily get the cbse class 11 Biology deleted syllabus 2021-22. We have provided Biology deleted syllabus class 11 for cbse students so that you can plan about the subject and score better marks in your NCERT class xi Biology exam 2021-22.

CBSE class xi Biology students can easily make use of all these Biology class 11 deleted syllabus 2021-22 by downloading them.

This syllabus of Biology class 11 cbse 2021-22 will help you tremendously in preparation for your NCERT class xi Biology exam.

For better results in your NCERT class xi Biology exam, you have to practice CBSE Class 11 Question Papers, Class 11 Sample Papers, Class 11 Notes, Class 11 NCERT Books, NCERT Solutions for Class 11, Class 11 Exemplar and Class 11 Syllabus.

You can easily download the CBSE class 11 Biology deleted syllabus 2021-22 from below link:

Download Biology Reduced Syllabus Class 11 2021-22

You can also check new syllabus of Biology class 11 cbse 2020-21

CBSE Biology Deleted Syllabus Class 11

CBSE Biology Class 11 Deleted Syllabus 2021-22

Below we have listed the entire reduced syllabus of Biology class 11 CBSE 2020-21 which is decided to be deleted from the existing syllabus.

The deleted syllabus of Biology class 11 cbse 2020-21 is as follows:

cbse biology deleted syllabus class 11
cbse biology deleted syllabus class 11 2
Practical portion of Class 11 Biology Deleted Syllabus

Chapter No Chapter Name Deleted portion of Biology class 11 2021-22
Chapter 1 The Living World
  • taxonomy and systematics
  • tools for study of taxonomy- museums, zoological parks, herbaria, botanical gardens, keys for identification.
Chapter 3 Plant Kingdom
  • Angiospermae; Angiosperms – classification up to class, characteristic features and examples
Chapter 5 Morphology of Flowering Plants
  • Morphology and modifications: Morphology of different parts of flowering plants: root, stem, leaf, fruit and seed
  • Description of families: – Fabaceae
Chapter 6 Anatomy of Flowering Plants
  • Anatomy and functions of different tissues and tissue systems in dicots and monocots. Secondary growth
Chapter 7 Structural Organisation in Animals
  • Morphology, Anatomy and functions of different systems (digestive, circulatory, respiratory, nervous and reproductive) of an insect (cockroach), (a brief account only)
Chapter 11 Transport in Plants
  • Movement of water, gases and nutrients; cell to cell transport, diffusion, facilitated diffusion, active transport; plant-water relations, imbibition, water potential, osmosis, plasmolysis; long distance transport of water – Absorption, apoplast, symplast, transpiration pull, root pressure and guttation; transpiration, opening and closing of stomata; Uptake and translocation of mineral nutrients – Transport of food, phloem transport, mass flow hypothesis.
Chapter 12 Mineral Nutrition
  • Essential minerals, macro- and micronutrients and their role; deficiency symptoms; mineral toxicity; elementary idea of hydroponics as a method to study mineral nutrition; nitrogen metabolism, nitrogen cycle, biological nitrogen fixation.
Chapter 15 Plant – Growth and Development
  • Seed germination; phases of plant growth and plant growth rate; conditions of growth; differentiation, dedifferentiation and redifferentiation; sequence of developmental processes in a plant cell
  • Seed dormancy; vernalisation; photoperiodism
Chapter 16 Digestion and Absorption
  • Alimentary canal and digestive glands, role of digestive enzymes and gastrointestinal hormones; Peristalsis, digestion, absorption and assimilation of proteins, carbohydrates and fats; calorific values of proteins, carbohydrates and fats; egestion; nutritional and digestive disorders – PEM, indigestion, constipation, vomiting, jaundice, diarrhoea.
Chapter 20 Locomotion and Movement
  • Types of movement – ciliary, flagellar, muscular
  • Skeletal system and its functions; joints; disorders of muscular and skeletal systems – myasthenia gravis, tetany, muscular dystrophy, arthritis, osteoporosis, gout.
Chapter 21 Neural Control and Coordination
  • reflex action; sensory perception; sense organs; elementary structure and functions of eye and ear

Practical portion of Class 11 Biology Deleted Syllabus

Following portions is the practical deleted syllabus of class 11 Biology:

A: List of Experiments

  • Description of Family Fabaceae; Types of root (Tap and adventitious); types of stem (herbaceous and woody); leaf(arrangement, shape, venation, simple and compound).
  • Preparation and study of T.S. of dicot and monocot roots and stems (primary)
  • Study of osmosis by potato osmometer
  • Study of plasmolysis in epidermal peels (e.g. Rhoeo/lily leaves or flashy scale leaves of onion bulb).
  • Comparative study of the rates of transpiration in the upper and lower surface of leaves.
  • Test for the presence of sugar, starch, proteins and fats in suitable plant and animal materials.
  • Test for presence of urea in urine.
  • Test for presence of bile salts in urine.

B. Study/Observation of the following (spotting)

  • Tissues and diversity in shape and size of plant cells (palisade cells, guard cells, parenchyma, collenchyma, sclerenchyma, xylem and phloem) through temporary and permanent slides.
  • Different modifications in roots, stems and leaves.
  • Different types of inflorescence (cymose and racemose).
  • Human skeleton and different types of joints with the help of virtual images/models only

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NCERT Books Class 11

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CBSE Class 11 Syllabus 2022-23

CBSE Class 11 Deleted Syllabus

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Where can I get class 11 Biology deleted syllabus for Term 1 & Term 2?

TutorialsDuniya.com have provided class 11 Biology deleted syllabus 2021-22 for Term 1 & Term 2 so that you can score good marks in your class 11 Biology exam.

Where can I get reduced portion of Class 11 Biology Syllabus 2020-21?

You can easily get the entire reduced portion of class 11 Biology syllabus 2020-21 which is decided to be deleted from the existing syllabus at TutorialsDuniya.com

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CBSE Biology Deleted Syllabus Class 11 2021-22 reduced ncert

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