October 27, 2021

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CBSE Class 12 Biology syllabus 2020-21 : Must Read

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Human health and diseases, antibiotics, microbes in food processing, bio-gas fertilizers, the immune system in human beings.

CBSE Class 12 Biology syllabus is imperative for board exam arrangements. Referring to the program will help you easily understand the biology question curriculum, allowing you to support track of all the topics and chapters for board exams. The syllabus covers the marking system of the Biology exam that can help you determine which topics to cover first and how to continue with the learning. The syllabus also includes cases for practical analysis, recommended books, and the internal appraisal marking scheme for Class 12 Biology.

Class 12 Biology Syllabus comprises topics like asexual generation – binary fission, budding, sporulation, vegetative propagation, pollination, the composition of the flower, seed dispersal weight, and fruit formation. You will also study the theories of inheritance such as codominance, chromosomes, blood accumulations, and genes. You will learn about DNA, RNA, genetic code, gene appearance, and how life originated and developed. Other topics involve how various communities live in particular habitats, ecosystems, and community attributes.

You can download the CBSE Class 12 Biology syllabus from the askIITians website quickly for your business. Along with the Class 12 syllabus for Biology, we also present a complete CBSE study matter. Includes chapter notes, change notes, mind maps, flashcards, mock tests, assignments, and study directors. You can register in our live sessions, where our experts will teach you all the basic to complicated ideas in easy-to-understand language. Our study supplies are wholly based on the tardiest CBSE syllabus and exam model for Class 12 Biology.

Chapter-wise CBSE Class 12 Biology Syllabus 

The Class 12 Biology syllabus for 2021-22 contains 5 units and 16 chapters. These units include 70 marks, while 30 marks are for practical research and subjective assessments.

CBSE Class 12 Biology Syllabus.

Unit 1: Reproduction 

Reproduction, modes of propagation, vegetative propagation in plants, male and female reproductive systems, sexual and asexual reproduction, pollination, flower structure, reproductive health, birth control

14 marks

Unit 2: Genetics and Evolution 

Principles of inheritance and variation, inheritance of blood groups, the structure of DNA and RNA, DNA fingerprinting, evolution, biological evolution, central dogma, Lamarck’s theory of use and disuse of organs, chromosome theory of inheritance, sex determination, Mendelian inheritance, Darwin’s theory of evolution, Hardy – Weinberg’s principle, human evolution

 

18 marks

Unit 3: Biology and Human Welfare 

Human health and diseases, antibiotics, microbes in food processing, bio-gas fertilizers, the immune system in human beings, vaccination, animal husbandry, parasites causing human diseases, plant breeding, single-cell protein, bio-control agents.

14 marks

Unit 4: Biotechnology and Its Applications 

Biotechnology, its principles, RNA interference, gene therapy, biosafety issues, population interactions, ecological adaptations, applications of biotechnology in health and agriculture.

 

10 marks

Unit 5: Ecology and Environment 

Organisms and populations, habitat and niche, structure and functions of the ecosystem, national parks, wildlife, biosphere reserves, environmental issues, air pollution, radioactive waste management, solid waste management, loss of biodiversity, and applications, genetic engineering, genetically modified organisms, human insulin, ecosystem, conservation of biodiversity, ozone layer depletion, and deforestation.

14 marks

total

70 Marks 

CBSE Class 12 Biology Syllabus FAQs

#1 Why is the Class 12 Biology Syllabus significant? 

Class 12 Biology syllabus is an important paper that helps you in study preparing for the board exam. When you have a list of all the materials to be studied for the exam, you can create a study plan accordingly. The syllabus also helps you keep a document of all your learning processes. You can color-code the topics based on their weight or the questions you have created and are yet to be done. The syllabus also indicates the exam design and the marking system for biology Class 12.

#2 What is the syllabus for CBSE Class 12 Biology practical examination? 

The practical research covers 30 marks in total. Students will be assessed based on one major operation, one little experiment, slide preparation, valuable record, spotting, and project record.

#3 How to prepare for the Class 12 Biology exam? 

  • Read the CBSE syllabus for Class 12 Biology carefully and distinguish the exam guide and ticketing scheme.
  • Complete all the fundamental theories and do not study any additional topics. I prefer putting only NCERT books.
  • Use flashcards to memorize relevant terms and diagrams, for instance, the structure of a bunch et cetera
  • Practice prior-year board exam articles and sample papers to understand your areas of vulnerabilities and strengths in the subject
  • Take online CBSE coaching from proficient tutors to understand all the typical notions of biology and biotechnology with ease.

#4 How can AskIITians help you to prepare for Class 12 Biology? 

Download the complete syllabus for CBSE Class 12 Biology 2021-22 from the askIITians website and begin your fitness with our study resources. We follow the latest CBSE guidelines and exam patterns to create the best study means for Class 12 Biology:

  • Chapter Notes, Revision Notes
  • Class 12 Biology NCERT Solutions
  • Online lessons, Live Classes, Pre-recorded Lessons
  • Previous Year Papers for Class 12 Biology
  • Mindmaps, Flashcards, Study Planners
  • Chapter tests, Unit tests & more!

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