In this article, you will get Class 12 Biology notes for all chapters. Also, our website has prepared high-quality study materials required for your Class 12 Biology Exam Preparation. Access latest syllabus, NCERT Solutions, previous year question papers, sample papers and below notes for class 12 Biology Exam.
Class 12 biology consists of 13 chapters and below you will get the best notes that will help students to easily understand the chapters and have a better understanding knowledge. It is available in the PDF format so, you can either study it online or download it in PDF format. It is free download and is accessible lifetime.
Below, you will get the class 12 Biology subject books pdf download links. Students can visit the link and can download the book pdf from the official NCERT website links –
Class 12 Biology Book pdf free download – https://ncert.nic.in/textbook.php?lebo1=1-13
Class 12 Biology Notes Chapter-wise
Unit 6: REPRODUCTION
Chapter 1 – Sexual Reproduction in flowering Plants
Chapter 2 – Human Reproduction
Chapter 3 – Reproductive Health
Unit 7: GENETICS AND EVOLUTION
Chapter 4 – Principles of Inheritance and Variation
Chapter 5 – Molecular Basis of Inheritance
Chapter 6 – Evolution
Unit 8: BIOLOGY IN HUMAN WELFARE
Chapter 7 – Human Health and Disease
Chapter 8 – Microbes in Human Welfare
Unit 9: BIOTECHNOLOGY
Chapter 9 – Biotechnology: Principles and Processes
Chapter 10 – Biotechnology and Its Applications
Unit 10: ECOLOGY
Chapter 11 – Organisms and Populations
Chapter 12 – Ecosystem
Chapter 13 – Biodiversity and Conservation
For your better understand of each chapter, the notes is provided in the PDF format. You can visit the site of each chapter for downloading the PDF. Hope, the notes given in the PDF help you to better understand the chapters and to solve the extra questions based on the chapters. Notes of the each is given in the PDF form. You can either read it online or download in PDF for free and study offline.
Related: Class 12 Biology NCERT Solutions
Tips to Effectively Study Class 12 Biology
To effectively study Class 12 Biology, you need to understand the concepts, memorize key facts, and practice regularly. Here are some tips to help you:
- Know the syllabus and exam pattern:
Familiarize yourself with the entire syllabus and exam pattern.
Focus on the weightage of different chapters and prioritize accordingly. - Create a study schedule:
Make a realistic timetable that covers all the topics.
Allocate more time to difficult topics and less time to those you’re comfortable with. - Use NCERT textbooks:
Thoroughly read and understand the NCERT textbooks as they are important for exams.
Pay attention to diagrams, as they are crucial in biology. - Take notes:
While studying, take concise and organized notes.
Highlight important points, terms, and definitions. - Practice drawing diagrams:
Frequently practice drawing and labeling diagrams.
Understand the structure and function of each part of the diagram. - Revise regularly:
Regularly revise the topics you’ve studied to reinforce your memory.
Use flashcards to quickly revise key terms and definitions. - Solve previous year papers and sample papers:
Practice solving previous year question papers and sample papers within the time limit.
This will help you understand the exam pattern and manage time during the exam. - Focus on understanding concepts:
Instead of memorizing, focus on understanding the underlying concepts.
Relate topics to real-life examples to better grasp the concepts. - Study in groups:
Studying in groups can help clear doubts and reinforce learning.
Teach your peers, as teaching is a great way to solidify your understanding. - Use additional reference books:
Refer to additional books like “Trueman’s Biology” or “Dinesh Objective Biology” for more practice.
Use them selectively to avoid overwhelming yourself. - Take care of your health:
Make sure you get enough sleep, eat healthily, and take regular breaks to keep your mind fresh.
Exercise or meditate to reduce stress. - Seek help when needed:
Don’t hesitate to ask your teachers or classmates for help when you need it. - Consider joining virtual study groups or forums for extra help.
- Utilize Online Resources:
- Take advantage of online tools like educational videos and interactive apps for challenging topics.
- Explore websites that provide quizzes and tutorials for additional support.
- Focus on High-Weightage Topics:
- Concentrate on topics with greater importance while still giving attention to other chapters.
Focus on subjects like Genetics, Ecology, Biotechnology, and Human Physiology. - Self-assessment:
- Evaluate your knowledge through practice tests on a regular basis.
Identify areas of improvement based on your performance and concentrate on them.
FAQs
1. What are the best books for Class 12 Biology?
- The NCERT Biology textbook is the primary resource. For additional reference, use “Trueman’s Elementary Biology,” “Dinesh Objective Biology,” and “Pradeep’s Biology.”
2. Which chapters have the highest weightage in the board exams?
- Chapters like Genetics and Evolution, Biology and Human Welfare, Biotechnology and Its Applications, and Ecology and Environment typically have the highest weightage.
3. How important are diagrams in Biology exams?
- Diagrams are crucial as they help explain concepts clearly and often carry significant marks. Practice drawing and labeling them accurately.
4. What is the best way to memorize biological terms and definitions?
- Use flashcards and make a glossary of important terms. Regular revision helps reinforce memory.
5. How often should I revise each chapter?
- Initially, revise each chapter thoroughly. Schedule regular weekly or bi-weekly revisions, focusing more on difficult topics.
6. Are previous year question papers helpful?
- Yes, they help understand the exam pattern, question types, and important topics. Practicing them under timed conditions improves time management.
7. What are some effective methods for studying Biology?
- Active reading and note-taking, creating mind maps and concept charts, and teaching the concepts to someone else can be very effective.
8. How do I manage time during the Biology exam?
- Practice solving sample papers within the time limit and allocate time based on the marks allotted to each section.
9. Can online resources help in studying Biology?
- Yes, platforms like Khan Academy, YouTube educational channels, and educational apps offer helpful videos, quizzes, and interactive content.
10. What should be my focus during the last month of preparation?
- Focus on intensive revision of all chapters, solve sample papers and previous year papers, and revise important diagrams and key concepts.
11. How important is it to understand the practicals in Biology?
- Practical knowledge is crucial as it complements theoretical understanding and is often part of the exam. Practice all experiments and be familiar with procedures.
12. How should I prepare for the practical exams?
- Thoroughly read and understand the practical manual, practice experiments, and keep a neat and detailed practical record book.
13. What strategies can help in answering long answer questions?
- Start with a clear introduction, use bullet points or numbered lists for clarity, incorporate diagrams where applicable, and conclude with a summary.
14. What are the common mistakes to avoid during the Biology exam?
- Avoid not reading questions carefully, ignoring diagrams, spending too much time on one question, and neglecting to revise the answer sheet.
15. How can I improve my understanding of complex topics?
- Break down the topic into smaller sections, use visual aids like charts and videos, and discuss with peers or teachers to clarify doubts.
Also check out –
- Class 12 Chemistry Study Materials
- Class 12 Physics Study Materials
- Class 12 English Study Materials
- Class 12 Mathematics Study Materials