Share
Notifications

View all notifications

NCERT Biology Solutions for Class 12

Login
Create free account


      Forgot password?

Solutions for Biology Textbook for Class 12

Shaalaa provides NCERT Solutions for Class 12 Biology 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 in exams.

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

NCERT Solutions for Class 12 Biology Textbook - Shaalaa.com

Chapters covered in NCERT Solutions for Class 12 Biology Textbook

Chapter 1: Reproduction in Organisms

Shaalaa has a total of 20 questions with solutions for this chapter in Class 12 Biology. Concepts covered in Reproduction in Organisms are Asexual Reproduction, Fertilisation, Introduction of Reproduction in Organisms, Introduction of Sexual Reproduction, Modes of Reproduction, Post-fertilisation Events - Embryogenesis, Post-fertilisation Events - the Zygote, Pre-fertilisation Events - Gamete Transfer, Pre-fertilisation Events - Gametogenesis, Reproduction in Organisms (Questions)

Chapter 2: Sexual Reproduction in Flowering Plants

Shaalaa has a total of 25 questions with solutions for this chapter in Class 12 Biology. Concepts covered in Sexual Reproduction in Flowering Plants are Apomixis And Polyembryony, Artificial Hybridization, Development of Female Gametophytes, Development of Male Gametophytes, Double Fertilisation, Embryo, Endosperm, Flower – a Fascinating Organ of Angiosperms, Introduction of Sexual Reproduction in Flowering Plants, Pollination, Seed, Sexual Reproduction in Flowering Plants (Questions), Significance of Seed Dispersal and Fruit Formation, Stamen, Microsporangium and Pollen Grain, The Pistil, Megasporangium (Ovule) and Embryo Sac

Chapter 3: Human Reproduction

Shaalaa has a total of 42 questions with solutions for this chapter in Class 12 Biology. Concepts covered in Human Reproduction are Embryo Development Upto Blastocyst Formation, Fertilisation and Implantation, Gametogenesis, Human Reproduction Introduction, Human Reproduction Questions, Menstrual Cycle, Microscopic Anatomy of Ovary, Microscopic Anatomy of Testis, Parturition and Lactation, Pregnancy and Embryonic Development, The Female Reproductive System, The Male Reproductive System

Chapter 4: Reproductive Health

Shaalaa has a total of 18 questions with solutions for this chapter in Class 12 Biology. Concepts covered in Reproductive Health are Infertility, Introduction of Reproductive Health, Medical Terminat on of Pregnancy (MTP), Population Explosion and Birth Control, Reproductive Health - Problems and Strategies, Reproductive Health (Questios), Sexually Transmitted Diseases (STDs)

Chapter 5: Principles of Inheritance and Variation

Shaalaa has a total of 18 questions with solutions for this chapter in Class 12 Biology. Concepts covered in Principles of Inheritance and Variation are Chromosomal Disorders, Chromosome Theory of Inheritance, Concept of Mutation, Deviations from Mendelism - Incomplete Dominance, Co-dominance, Multiple Alleles and Inheritance of Blood Groups, Pleiotropy, Elementary Idea of Polygenic Inheritance, Heredity and Variation, Introduction of Inheritance of Two Genes, Introduction of Sex Determination, Introdution of Inheritance of One Gene, Law of Dominance, Law of Independent Assortment, Law of Segregation, Law of Segregation - Co-dominance, Law of Segregation - Incomplete Dominance, Linkage and Crossing Over, Mendelian Disorders, Mendel’s Laws of Inheritance, Pedigree Analysis, Principles of Inheritance and Variation Introduction, Principles of Inheritance and Variation Question, Sex Determination in Birds, Sex Determination in Honey Bees, Sex Determination in Humans

Chapter 6: Molecular Basis of Inheritance

Shaalaa has a total of 20 questions with solutions for this chapter in Class 12 Biology. Concepts covered in Molecular Basis of Inheritance are Concept of RNA World, Concept of Translation, DNA Fingerprinting, Genetic Material is DNA, Human Genome Project, Introduction of Genetic Code, Introduction of Molecular Basis of Inheritance, Introduction of Regulation of Gene Expression, 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), Rice Genome Project, Structure of DNA and RNA, Structure of Nucleotide, Structure of Polynucleotide Chain, The Experimental Proof, The Lac Operon, The Machinery and the Enzymes, Transcription Unit, Transcription Unit and the Gene, tRNA – the Adapter Molecule, Types of RNA and the Process of Transcription

Chapter 7: Evolution

Shaalaa has a total of 8 questions with solutions for this chapter in Class 12 Biology. Concepts covered in Evolution are Adaptive Radiation, Biological Evolution, Brief Account of Evolution, Darwin'S Contribution, Evidences for Evolution, Evolution of Life Forms - a Theory, Evolution (Questions), Evolution Stages, Gene Flow and Genetic Drift, Hardy - Weinberg'S Principle, Introduction of Evolution and Origin of Universe and Earth, Mechanism of Evolution, Micro and Macro Evolution, Modern Synthetic Theory of Evolution, Origin and Evolution of Man, Origin of Life, Speciation

Chapter 8: Human Health and Disease

Shaalaa has a total of 17 questions with solutions for this chapter in Class 12 Biology. Concepts covered in Human Health and Disease are Addiction and Dependence, Adolescence - Drug and Alcohol Abuse, AIDS, Common Diseases in Humans, Concept of Cancer, Concept of Immunity, Effects of Drug/Alcohol Abuse, Human Health and Diseases (Questions), 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

Chapter 9: Strategies for Enhancement in Food Production

Shaalaa has a total of 13 questions with solutions for this chapter in Class 12 Biology. Concepts covered in Strategies for Enhancement in Food Production are Animal Husbandry, Introduction of Strategies for Enhancement in Food Production, Plant Breeding, Single Cell Protein (SCP), Strategies for Enhancement in Food Production (Questions), Tissue Culture

Chapter 10: Microbes in Human Welfare

Shaalaa has a total of 16 questions with solutions for this chapter in Class 12 Biology. Concepts covered in Microbes in Human Welfare are Energy Generation, Introduction of Microbes in Human Welfare, Microbes as Biocontrol Agents, Microbes as Biofertilisers, Microbes in Household Products, Microbes in Human Welfare (Questions), Microbes in Industrial Production, Microbes in Production of Biogas, Microbes in Sewage Treatment, Production and Judicious Use

Chapter 11: Biotechnology : Principles and Processes

Shaalaa has a total of 18 questions with solutions for this chapter in Class 12 Biology. Concepts covered in Biotechnology : Principles and Processes are Biotechnology - Principles and Processes (Questions), Cloning Vectors, Competent Host (For Transformation with Recombinant Dna), Principles of Biotechnology, Processes of Recombinant Dna Technology, Restriction Enzymes

Chapter 12: Biotechnology and its Applications

Shaalaa has a total of 8 questions with solutions for this chapter in Class 12 Biology. Concepts covered in Biotechnology and its Applications are Biosafety Issues, Biotechnological Applications in Agriculture, Biotechnological Applications in Medicine, Biotechnology and Its Application (Questions), Ethical Issues, Introduction of Biotechnology and Its Application, Stem Cell Technology, Transgenic Animals

Chapter 13: Organisms and Populations

Shaalaa has a total of 29 questions with solutions for this chapter in Class 12 Biology. Concepts covered in Organisms and Populations are Adaptations, 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

Chapter 14: Ecosystem

Shaalaa has a total of 20 questions with solutions for this chapter in Class 12 Biology. Concepts covered in Ecosystem are Decomposition, Ecological Pyramids, Ecological Succession, Ecosystem (Questions), Ecosystem Services, Ecosystems Patterns, Ecosystem – Structure and Function, Energy Flow, Introduction and Types of Ecosystem, Nutrient Cycling, Productivity

Chapter 15: Biodiversity and Conservation

Shaalaa has a total of 10 questions with solutions for this chapter in Class 12 Biology. Concepts covered in Biodiversity and Conservation are Biodiversity and Its Conservation (Questions), Biodiversity Conservation, Concept 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

Chapter 16: Environmental Issues

Shaalaa has a total of 16 questions with solutions for this chapter in Class 12 Biology. Concepts covered in Environmental Issues are A Case Study of Integrated Waste Water Treatment, Agrochemicals and Their Effects, Concept of Solid Wastes, Controlling Vehicular Air Pollution: a Case Study of Delhi, Deforestation, Degradation by Improper Resource Utilisation and Maintenance, Domestic Sewage and Industrial Effluents, Environmental Issues (Question), Greenhouse Effect and Climate Change, Introduction of Air Pollution and Its Control, Introduction of Environmental Issues, Introduction of Water Pollution and Its Control, Noise Pollution and Its Control, Ozone Depletion in the Stratosphere, Radioactive Waste Management and E-waste, Radioactive Wastes, Solid Waste Management

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 its 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, 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.

How beneficial are NCERT solutions for class 12 Biology?

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, 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.

NCERT Solutions for Class 12 Biology Textbook

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 Textbook. 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.

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.

Comprehensive NCERT solutions for Class 12 Biology Textbook

It's very important to have the NCERT solutions for Class 12 Biology Textbook 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 Textbook 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 Textbook 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 Textbook 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 Textbook 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!

S
View in app×