Advertisement Remove all ads

NCERT Biology Solutions for Class 12

NCERT Solutions for Class 12 Biology - Shaalaa.com
Advertisement Remove all ads
Advertisement Remove all ads

Biology Textbook for Class 12

Author: NCERT
Publisher: NCERT
Language: English

Shaalaa provides solutions for NCERT Class 12 and has all the answers for the questions given in Biology Textbook for Class 12. Shaalaa is surely a site that most of your classmates are using to perform well in exams.

You can solve Biology Textbook for Class 12 textbook questions and use Shaalaa NCERT Solutions for Class 12 Biology to verify your answers.

Appears in

NCERT Class 12 solutions for other subjects

We also provide solutions for other subjects to help you top the exams. These NCERT solutions are specially curated with respect to the exam pattern and old papers. Find the best questions and solutions here. Click now to access it.

Chapters covered in NCERT Solutions for Class 12 Biology

NCERT Class 12 Biology Chapter 1: Reproduction in Organisms solutions

Concepts covered in Reproduction in Organisms are Artificial Vegetative Reproduction, Artificial Vegetative Reproduction - Conventional Method, Artificial Vegetative Reproduction - Modern Method, Asexual Reproduction, Asexual Reproduction in Animal, Asexual Reproduction in Plant, Budding, Different Phases in Sexual Reproduction, Events in Sexual Reproduction in Organisms, Fertilisation in Organisms, Fission, Fragmentation, Life Span of Organisms, Maximum Life Span of Organisms, Natural Vegetative Reproduction, Post-fertilisation Events in Organisms, Pre-fertilisation Events in Organisms, Reproduction in Organisms, Sexual Reproduction, Sporulation (Sporogenesis), Types of Reproduction, Vegetative Reproduction

NCERT Class 12 Biology Chapter 2: Sexual Reproduction in Flowering Plants solutions

Concepts covered in Sexual Reproduction in Flowering Plants are Abiotic Agents, Accessory Organs, Advantages and Disadvantages of Pollen Grains, Agents of Pollination, Apomixis, Artificial Hybridization, Biotic Agents, Cross Pollination, Development of Anther, Development of Embryo, Development of Endosperm, Development of Female Gametophyte or Embryo Sac, Development of Fruit, Development of Male Gametophyte, Development of Seed, Double Fertilization and Triple Fusion in Plant, Essential Parts of Flower: Androecium, Essential Parts of Flower: Gynoecium, Fertilization in Plant, Flower - a Fascinating Organ of Angiosperms, Kinds of Pollination, Megasporogenesis, Microspores and Pollen Grains, Microsporogenesis, Outbreeding Devices, Parts of Flower, Pollination, Polyembryony, Post Fertilisation in Plant: Structures and Events, Pre-fertilisation in Flowering Plant: Structures and Events, Self Pollination (Autogamy), Sexual Reproduction in Flowering Plants, Structure of Ovule (Megasporangium), Transverse Section of Mature Anther (Microsporangium), Types of Ovules

NCERT Class 12 Biology Chapter 3: Human Reproduction solutions

Concepts covered in Human Reproduction are Embryo Development Upto Blastocyst Formation, Fertilization and Implantation, Gametogenesis, Human Reproduction, Menstrual Cycle (Ovarian Cycle), Menstrual Hygiene, Oogenesis, Parturition and Lactation, Pregnancy and Embryonic Development, Spermatogenesis, The Female Reproductive System, The Male Reproductive System

NCERT Class 12 Biology Chapter 4: Reproductive Health solutions

Concepts covered in Reproductive Health are Infertility, Introduction of Reproductive Health, Medical Termination of Pregnancy (MTP), Population Explosion - Rising Population a Global Threat, Population Stabilisation and Birth Control, Reproductive Health, Reproductive Health - Problems and Strategies, Sexually Transmitted Diseases (STD)

Advertisement Remove all ads

NCERT Class 12 Biology Chapter 5: Principles of Inheritance and Variation solutions

Concepts covered in Principles of Inheritance and Variation are Chromosomal Abnormalities, Chromosomal Theory of Inheritance, Chromosomal Theory of Inheritance: Law of Independent Assortment, Chromosomal Theory of Inheritance: Law of Segregation, Comparison Between Gene and Chromosome Behaviour, Concept of Mutation, Extensions of Mendelian Genetics (Deviation from Mendelism), Genetic Disorders, Heredity and Variation, Historical Development of Chromosome Theory, Inheritance of One Gene (Monohybrid Cross), Inheritance of Two Genes (Dihybrid Cross), Intragenic Interactions - Codominance, Intragenic Interactions - Dominance, Intragenic Interactions - Incomplete Dominance, Intragenic Interactions - Pleiotropy, Introduction of Principles of Inheritance and Variation, Linkage and Crossing Over, Linkage and Recombination, Mendelian Genetics, Mendelian Inheritance - Mendel’s Laws of Heredity, Mendelism, Mendel’s experiments on pea plant, Monohybrid Cross, Multiple Alleles, Pedigree Analysis, Polygenic Inheritance, Principles of Inheritance and Variation Question, Punnett Square, Sex Determination, Sex Determination in Birds, Sex Determination in Honey Bees, Sex Determination in Human, Sex Determination in Some Insects, Terminology Related to Mendelism, Test Cross, The Law of Dominance, The Law of Independent Assortment, The Law of Segregation (Law of Purity of Gametes)

NCERT Class 12 Biology Chapter 6: Molecular Basis of Inheritance solutions

Concepts covered in Molecular Basis of Inheritance are Deoxyribonucleic Acid (DNA) and Its Structure, DNA Fingerprinting Technique, DNA Replication, Genetic Code, Human Genome Project, Introduction of Genetic Code, Introduction of Molecular Basis of Inheritance, Introduction of Search for Genetic Material, Introduction of Transcription, Molecular Basis of Inheritance (Questions), Mutations and Genetic Code, Packaging of DNA Helix, Properties of Genetic Material (DNA Versus RNA), Protein synthesis - Transcription, Regulation of Gene Expression, Rice Genome Project, Search for Genetic Material, Structure of DNA and RNA, Structure of Nucleotide, Structure of Polynucleotide Chain, The Experimental Proof, The Genetic Material is a DNA, The Lac Operon, The Machinery and the Enzymes, The RNA World, Transcription Unit, Transcription Unit and the Gene, Translation, tRNA – the Adapter Molecule, Types of RNA and the Process of Transcription

NCERT Class 12 Biology Chapter 7: Evolution solutions

Concepts covered in Evolution are Adaptive Radiation, Brief Account of Evolution, Darwin’s Theory of Natural Selection, Evidences for Biological Evolution, Evolution, Evolution of Life Forms - a Theory, Evolution Stages, Gene Flow and Genetic Drift, Hardy Weinberg’s Principle, Mechanism of Organic Evolution, Micro and Macro Evolution, Modern Synthetic Theory of Evolution, Origin and Evolution of Man, Origin and Evolution of Universe and Earth, Speciation, Theories of Biological Evolution, Theories of Origin of Life

NCERT Class 12 Biology Chapter 8: Human Health and Disease solutions

Concepts covered in Human Health and Disease are Addiction and Dependence, Adolescence - Drug and Alcohol Abuse, Allergies (Hypersensitivity), Autoimmunity, Cancer, Common Diseases in Human Beings, Drugs and Alcohol Abuse, Effects of Drug and Alcohol, Human Health and Diseases (Questions), Human Immune System, Immunity, Infectious and Non Infectious Disease, Introduction of Drugs and Alcohol Abuse, Introduction of Human Health and Diseases, Maintaining Good Health, Yoga, Excercise, Prevention and Control of Drugs and Alcohol Abuse, Sexually Transmitted Diseases (STD), Types of Immunity, Vaccination and Immunization

Advertisement Remove all ads

NCERT Class 12 Biology Chapter 9: Strategies for Enhancement in Food Production solutions

Concepts covered in Strategies for Enhancement in Food Production are Animal Breeding, Animal Husbandry (Livestock), Apiculture (Bee Farming), Dairy Farming, Introduction of Strategies for Enhancement in Food Production, Pisciculture (Fish Farming), Plant Breeding, Poultry Farming, Single Cell Protein (SCP), Strategies for Enhancement in Food Production (Questions), Tissue Culture

NCERT Class 12 Biology Chapter 10: Microbes in Human Welfare solutions

Concepts covered in Microbes in Human Welfare are Energy Generation, Microbes as Biocontrol Agents, Microbes as Biofertilizers, Microbes in Household Products, Microbes in Human Welfare, Microbes in Industrial Production, Microbes in Production of Biogas, Microbes in Sewage Treatment, Production and Judicious Use

NCERT Class 12 Biology Chapter 11: Biotechnology : Principles and Processes solutions

Concepts covered in Biotechnology : Principles and Processes are Cloning Vectors, Competent Host (For Transformation with Recombinant DNA), Process and Principles of Biotechnology, Processes of Recombinant DNA Technology, Restriction Enzymes

NCERT Class 12 Biology Chapter 12: Biotechnology and its Applications solutions

Concepts covered in Biotechnology and its Applications are Biosafety Issues, Biotechnological Applications in Agriculture, Biotechnological Applications in Medicine, Commercial Applications of Biotechnology, Ethical Issues, Introduction of Biotechnology and Its Application, Stem Cell Technology, Transgenic Animals

Advertisement Remove all ads

NCERT Class 12 Biology Chapter 13: Organisms and Populations solutions

Concepts covered in Organisms and Populations are Adaptations and Its Types, Ecology (Organism, Population, Community and Biome), Introduction of Organisms and Environment, Introduction of Organisms and Populations, Life History Variation, Major Abiotic Factors, Organisms and Populations (Questions), Population and Ecological Adaptations, Population Attributes, Population Growth, Population Interactions, Responses to Abiotic Factors

NCERT Class 12 Biology Chapter 14: Ecosystem solutions

Concepts covered in Ecosystem are Decomposition, Ecological Pyramids, Ecological Succession, Ecosystem, Ecosystem Services, Ecosystems Patterns, Ecosystem - Structure and Function, Energy Flow in an Ecosystem, Introduction and Types of Ecosystem, Nutrient Cycling, Productivity

NCERT Class 12 Biology Chapter 15: Biodiversity and Conservation solutions

Concepts covered in Biodiversity and Conservation are Biodiversity, Biodiversity and Its Conservation (Questions), Conservation of Biodiversity, Endangered Organisms, Extinction, Importance of Biodiversity, Importance of Species Diversity to the Ecosystem, Loss of Biodiversity, Patterns of Biodiversity, Red Data Book, Species on Earth and Species in India

NCERT Class 12 Biology Chapter 16: Environmental Issues solutions

Concepts covered in Environmental Issues are A Case Study of Integrated Waste Water Treatment, Agrochemicals and Their Effects, Controlling Vehicular Air Pollution: a Case Study of Delhi, Deforestation and Its Causes, Degradation by Improper Resource Utilisation and Maintenance, Effects of Domestic Sewage and Industrial Effluents on Water, Environmental Issues, Greenhouse Effect and Climate Change, Introduction of Water Pollution and Its Control, Noise Pollution, Ozone Depletion in the Stratosphere, Prevention of Air Pollution, Radioactive Waste Management and E-waste, Radioactive Wastes, Solid Waste Management, Solid Wastes

Exam time causes a lot of stress to the students appearing and as the days for the exams get closer, so does the level of stress and anxiety elevate, especially when it's the student's NCERT Biology for class 12. As Biology has proven to be an extremely challenging subject for many students, finding the best and most reliable study material, that provides the simplest and in-depth understanding of every chapter becomes difficult. With every new academic year, comes new challenges, new obstacles, and new hurdles, and also the question of what study material should one refer to and what should you do in order to gain an edge over your classmates. When students are asked to refer to multiple books, many a time, they have often turned away from studies, as they find the task of referring to multiple sources extremely stressful and annoying. It is therefore important to look for reliable sources of study material such as class 12 Biology NCERT Textbook, as it offers the best and most simplified explanation to every chapter, thus eliminating every doubt that can crop up in a students mind. Over the years, class 12 NCERT Biology has proven to be the go-to option for various students, who seek to excel in their academic life and are unwilling to compromise with the same.

NCERT Solutions for Class 12 Biology

Class 12 NCERT solutions answers all the questions given in the NCERT textbooks in a step-by-step process. Our Biology tutors have helped us put together this for our Class 12 Students. The solutions on Shaalaa will help you solve all the NCERT Class 12 Biology questions without any problems. Every chapter has been broken down systematically for the students, which gives fast learning and easy retention.

Shaalaa provides free NCERT solutions for Class 12 Biology. Shaalaa has carefully crafted NCERT solutions for Class 12 Biology that can help you understand the concepts and learn how to answer properly in your board exams. You can also share our link for free Class 12 Biology NCERT solutions with your classmates.

If you have any doubts while going through our Class 12 Biology NCERT solutions, then you can go through our Video Tutorials for Biology. The tutorials should help you better understand the concepts.

Frequently asked questions about NCERT Solutions for Class 12 Biology

How beneficial are NCERT solutions for class 12 Biology Textbook?

As students are constantly trying to gain a competitive edge over their peers, it has become difficult for them to find reliable sources of study material that can help them achieve the greatness and success that they are truly capable of. With the help of NCERT solution for class 12 Biology Textbook, you can get access to the simplest and most elaborate explanations for every chapter, that help eliminate doubts from the minds of students, helping them understand the subject inside out.

How effective is class 12 Biology NCERT solutions?

NCERT solutions of Biology class 12 have been the go-to option for students for many years and multiple reasons such as, tips and advise on how to ace the exams, important chapters to focus on, detailed and simple explanations of complicated chapters, which will ensure that you make your study time a lot more enjoyable. With better understanding comes the ability to answer questions easily and by effectively using Biology class 12 NCERT solution, no chapter, or doubt will be challenging and difficult for you anymore.

Can you rely on websites for class 12 NCERT Biology solutions?

Given that there is a vast amount of study and referral material available online, you should know where to look, when searching for reliable study material to refer to, as many times, the internet is also notorious for being extremely unreliable and not trustworthy. This, however, can be taken care of easily, if one refers to Shaalaa.com for Biology class 12 NCERT solutions. At Shaalaa.com, you will find some of the most simplified explanations for some of the most challenging and complex study materials, which will ensure that all you find much-needed answers to your Biology solutions class 12.

Why you should refer to Biology solution class 12?

At Shaalaa, we have put together some of the most asked questions and equations over the years and with the help and assistance of our knowledgeable, dedicated team of teachers and professors, who constantly provide expert tips and pointers, which will come in handy when you aim to ace your class 12 Biology exam, with the help, guidance, and assistance of class 12 Biology solutions.

When students have access to the best study material, along with expert guidance and tips on how to ace the exams, how to time themselves during the examination, and other small details, that are seldom looked into, students can only then realize their true potential and maximize their results.

Finding the best Class 12 Biology NCERT solutions is very important if you want to fully prepare for the exam. It's crucial to ensure that you are fully prepared for any challenges that can arise, and that's why heavy, professional focus on Biology NCERT Class 12 solutions can be a very good idea. As you learn the solutions, it's a lot easier for you to obtain the results you want and the experience itself can be staggering every time.

NCERT Class 12 Biology Guide Book Back Answers

We hope that the following CBSE, Department of Pre-University Education, Karnataka NCERT Class 12 Biology Book Answers Solutions Guide Pdf Free Download in English Medium would be of use to you. Answer material is developed as per the latest exam pattern and is part of NCERT Class 12 Books Solutions. You will not miss any topics or concepts discussed in the book and will get more conceptual knowledge from the study material. If you have any questions about the CBSE, Department of Pre-University Education, Karnataka New Syllabus Class 12 Class 12 Biology Guide Pdf of Text Book Back Questions and Answers, Notes, Chapter Wise Important Questions, Model Questions, and so on, please contact us.

Comprehensive NCERT solutions for Class 12 Biology

It's very important to have the NCERT solutions for Class 12 Biology as they can offer a good guideline in regards to what you need to improve. If you want to get better and better, you need to push the boundaries and take things to the next level. That certainly helps a lot and it can bring in front a tremendous array of benefits every time. It pushes the experience to the next level, and the payoff alone can be extraordinary.

What you want from the NCERT solution of Biology of Class 12 is a lot of accuracy. Without accurate solutions you'll never have the results and value you want. That's why you want quality, reliability and consistency with something like this. If you have it, things will certainly be amazing and you will get to pursue your dreams.

Proper formatting

If you acquire the Biology NCERT Class 12 solutions from this page, they are fully formatted and ready to use. This helps make the experience simpler and more convenient, while offering the results and value you need. That's what you want to pursue, a true focus on quality and value, and the payoff can be great thanks to that.

All the NCERT Class 12 Biology solutions here cover all 16 chapters. As a result, you will be able to fully prepare for the exam adequately and without having to worry about missing anything. You rarely get such a benefit, and that on its own is what really makes the Class 12 Biology NCERT solutions provided here such an extraordinary advantage that you can always rely on. Just consider giving it a try for yourself and you will find it very comprehensive, professional and convenient at the same time.

Our NCERT solutions for Class 12 Biology cover everything from Reproduction in Organisms, Sexual Reproduction in Flowering Plants, Human Reproduction, Reproductive Health, Principles of Inheritance and Variation, Molecular Basis of Inheritance, Evolution, Human Health and Disease, Strategies for Enhancement in Food Production, Microbes in Human Welfare, Biotechnology : Principles and Processes, Biotechnology and its Applications, Organisms and Populations, Ecosystem, Biodiversity and Conservation, Environmental Issues and the other topics. Yes, these are the best NCERT 12 Biology solution options on the market. You get to fully prepare for the exam in a reliable and comprehensive manner. You just have to check it out for yourself and the experience can be really impressive.

Don't hesitate and check our Class 12 Biology solutions today if you want to handle this exam with great ease. It will offer an extraordinary experience every time and you will not have to worry about any issues. Just browse our solutions right now and you will find yourself mastering the NCERT exam questions in no time!

Advertisement Remove all ads
Share
Notifications

View all notifications


      Forgot password?
View in app×