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NCERT Class 12 Biology book comprises 13 chapters. The concepts are well explained in the textbook for the ease of understanding of the students. Important topics like Reproduction in Plants, Animals, and Human Beings, Principles and Theories on Inheritance and Evolution are some of the broad topics covered in the NCERT Class 12 Biology Syllabus.
- NCERT Books for Class 12 Biology form the foundation for further study in biology and medicine.
- They cover many topics, including Reproduction, Genetics, Evolution, Biotechnology, Human Health, and Ecology.
- NCERT Class 12 Biology PDF has the best reference material for students preparing for Class 12 exams as well as for NEET.
- The chapter-wise textbook, pdf solutions, and important topics from the NCERT Class 12 Biology textbook are provided below.
- The article is updated as per the Class 12 Biology syllabus 2023-2024.
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Download PDF for NCERT Textbook for Class 12 Biology
NCERT Class 12 Biology Chapters in English
The NCERT Class 12 Biology Chapters and NCERT Solutions are in PDF form below.
| Unit | NCERT Chapter PDF | NCERT Solutions PDF |
|---|---|---|
Reproduction | ||
| Genetics and Evolution | ||
| Biology in Human Welfare | ||
| Biotechnology | ||
Ecology | ||
CBSE Class 12 Biology – Exam Pattern
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Biology Class 12 Chapter-Wise Important Concepts
The important notes for the updated Class 12 Biology syllabus 2023-2024 is as follows –
Chapter 1: Sexual Reproduction in Flowering Plants
Important topics from the NCERT Class 12 Biology PDF Chapter 1 are listed below:
- Reproduction in Plants
- Pollination
- Cross Vs Self Pollination
- Fertilization in Plants
- Double Fertilization
- Vegetative Propagation in Plants
- Sexual Reproduction in Flowering Plants
- Male and Female Gametophytes
- Fragmentation
- Regeneration
Also Check:
Chapter 2: Human Reproduction
The key topics from the NCERT Class 12 Biology book Chapter 2 are listed below for students to refer to and learn:
- Reproductive System Humans
- Male and Female Reproductive Organs
- Female Reproductive System
- Sexual Reproduction
- Female Hormones
- Human Development & Pregnancy
- Sex Hormones and Reproductive Functions
- Sex Determination
Also Check:
Chapter 3: Reproductive Health
Listed below are the important topics from the NCERT Class 12 Biology PDF Chapter 3 that will help students prepare for assignments and exams:
- Reproductive Health
- Reproductive Health: Problems & Strategies
- Reproductive Health & Adolescence
- Sexually Transmitted Diseases
- Birth Control
- Contraception
- Medical Termination of Pregnancy
- Infertility
- Maternal Mortality Rate
- Women’s Health
Also Check:
Chapter 4: Principles of Inheritance and Variation
The following topics from Chapter 4 of the Class 12 Biology NCERT will help students:
- Principles of Inheritance & Variation
- Chromosomal Theory of Inheritance
- Mendelian Inheritance
- Mendelian Genetics
- Human Genome Project
- Chromosomes and Genes
- Codominance Vs Incomplete Dominance
- Sex Determination
- Gene Vs Allele
Also Check:
Chapter 5: Molecular Basis of Inheritance
Important topics from NCERT Biology Class 12 Textbook Chapter 5 are listed below for quick reference:
- Structure of DNA
- DNA Packaging
- DNA Replication
- DNA Fingerprinting
- RNA
- Central Dogma
- Transcription
- Genetic Code
- Translation
Also Check:
Chapter 6: Evolution
Listed below are some important topics to refer to while studying Chapter 6 from NCERT Class 12 Biology PDF:
- Origin of life
- Evolution
- Biological Evolution
- Human Evolution
- Mechanism of Evolution
- Darwin's Contribution
- Genetic Variation
- Adaptive Radiation
Also Check:
Chapter 7: Human Health and Disease
Some of the important topics from Chapter 7 of Class 12 Biology NCERT are provided below:
Also Check:
Chapter 8: Microbes in Human Welfare
Chapter 8 from Class 12 Biology includes the following important topics:
- Microbes in Human Welfare
- Aerobic and Anaerobic Bacteria
- Biology and Microbiology
- Microbes in Industrial Products
- Microbes as biofertilizers
- Microbes in the production of biogas
- Sewage Treatment
Also Check:
Chapter 9: Biotechnology Principles and Processes
The important topics from Chapter 9 are as follows:
Also Check:
Chapter 10: Biotechnology and its Application
Following is the list of important topics from chapter 10 of the NCERT Class 12 Biology:
- Genetically Modified Organisms
- Biotechnology Applications
- Human Insulin
- Transgenic Animals
- Biotechnology and Its Applications
Also Check: Biotechnology and its Application Important Questions
Chapter 11: Organisms and Population
The list given below includes the important topics from Chapter 11 of Class 12 Biology NCERT for student reference:
- Populations & its Growth
- Organism & Population
- Population Interaction
- Population Growth
- Predators
- Malthusian Theory of Population
Also Check:
Chapter 12: Ecosystem
Listed below are some of the important concepts from chapter 12 of NCERT Class 12 Biology:
- Grazing Food Chain
- Decomposition
- Productivity in an Ecosystem
- Humification
- Mineralisation
- Pyramid of Biomass
Also Check:
Chapter 13: Biodiversity & Conservation
The following are the important concepts from Chapter 13 of Class 12 Biology:
Also Check:
Why Read NCERT Class 12 Biology Books?
NCERT Books for Class 12 Biology are sufficient for preparing for the CBSE Board exams.
- No question is asked in exams outside the NCERT books.
- NCERT books provide in-depth knowledge of the subject.
- Students can score good marks just by focusing on the NCERT textbooks.
- NCERT Class 12 Biology PDFs are the best reference material and provide a wide range of questions at the end of each chapter.
- NCERT Biology Class 12 PDF Free Download option is available for the students to prepare for the exams easily.
NCERT Class 12 Biology Best Reference Books
Some of the best reference books for students of Class 12 Biology are:
- Together with Biology By S. Chand
- A Textbook of Biology Class 12 by P.S. Dhami
- Elementary Biology for Class 12 & NEET by K.N. Bhatia and M.P. Tyagi
Also check:
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