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Important Topics For CBSE Class XII Board Biology: Check Tips To Score Good Marks In Biology
As exams come closer, students are growing anxious about their Biology syllabus for Class 12. To succeed in the CBSE Class 12 board exams, which greatly impact your future career, you must prepare thoroughly. A conceptual grasp of biology is required for admission to a reputable college for further study in the medical area. It would be best if you, therefore, studied hard to achieve higher marks on your biology tests. We have provided some tips on how to score well on the exam to help you prepare for CBSE Class 12 Biology.
Every topic has its significance; for some pupils, math is just like solving a problem; for others, science is a fascinating subject because it is filled with fascinating information and novel discoveries. Everyone who wants to pursue a career in medicine must complete their biology studies. Everyone aspiring to become a doctor in the future must have a solid background in this field. Biology for CBSE class 12 carries 100 marks, of which 30 are for practical, and 70 are for theory. Most of the AIPMT medical exam questions come from the CBSE Class 12 Biology Syllabus. You can also discover the marks distribution for each Biology topic unit on this page.
Class 12: Important Topics Of Biology
Chapter 1 - Reproduction in Organisms: Modes of asexual reproduction
Chapter 2 - Sexual Reproduction in Flowering Plants: Pre-fertilization Events, Inbreeding depression, Double fertilization
Chapter 3 - Human Reproduction: Gametogenesis, Fertilization and Events of Pregnancy
Chapter 4 - Reproductive Health: Birth control methods, Sexually transmitted diseases, Techniques to treat infertility
Chapter 5 - Principles of Inheritance and Variation: Mendel's Laws, Post-Mendelian Genetics, Chromosomal Disorders and Pedigree analysis
Chapter 6 - Molecular Basis of Inheritance: Structure of DNA, Experiments of F. Griffith, Hershey & Chase and Meselson & Stahl, Mechanism- replication, transcription and translation, Salient features of genetic code, Lac operon
Chapter 7 - Evolution: Homologous and analogous organs, Adaptive radiation, Hardy-Weinberg principle
Chapter 8 - Human Health and Disease: : Life cycle of Plasmodium, Causative agents of different diseases and their mode of transmission, Difference between innate and adaptive immunity, AIDS and Drug Abuse
Chapter 9 - Strategies for Enhancement in Food Production: Inbreeding and outbreeding, Single-cell protein
Chapter 10 - Microbes in Human Welfare: Microbes and their products, Sewage treatment, Biogas production
Chapter 11 - Biotechnology: Principles and Processes: Restriction enzymes, Cloning vectors, Transformation processes
Chapter 12 - Biotechnology and Its Applications: Bt cotton, RNA interference, Gene therapy, Genetically engineered insulin
Chapter 13 - Organisms and Population: Population interactions
Chapter 14 - Ecosystem: Pyramids of number, energy and biomass, Nutrient cycling, Ecological Succession
Chapter 15 - Biodiversity and Conservation: Causes of biodiversity losses
Chapter 16 - Environmental Issues: Air pollution, Eutrophication and Biomagnification
Tips To Score Good Marks In CBSE Class 12
- Ahead of tests, students should concentrate on the following subjects: population interaction, different pyramids, nutrient cycle, ecological succession, and air pollution. These subjects are covered in questions with short or extensive answers.
- Cloning vectors, Bt cotton, PCR technologies, and restriction enzymes are some of the crucial subjects.
- One must understand the distinction between innate and adaptive immunity, as well as the causes, symptoms, and treatment of AIDS, including the structure of the AIDS virus, from the perspective of the exam. Sewage and its treatment and biogas-generating facilities are some of the most commonly asked inquiries from this unit. So that you can respond to any question in the exam, make sure you fully understand all the topics. To study key passages and perform the exercise questions supplied at the end of each chapter, consult the NCERT book.
- Make sure to participate fully in all experiments and pay closer attention during lab sessions. You will thoroughly comprehend each topic if you actively participate in the lab sessions.
- At least two weeks before the biology exam, review your chapters and solidify your understanding.
- To make your board preparation smart, practise different previous year question papers and CBSE sample questions.
- To get the most points possible, practice all the crucial diagrams and name them correctly. To make your diagram clear, emphasise a few crucial elements.
For more such tips, get connected with us on telegram, click here.
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