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NCERT Biology Solutions for Class 12

NCERT Solutions for Class 12 Biology - Shaalaa.com
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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.

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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 Asexual Reproduction, Fertilization in Human, 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)

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

Concepts covered in Sexual Reproduction in Flowering Plants are Artificial Hybridization, Development of Female Gametophytes, Development of Male Gametophytes, Double Fertilization in Plants, Embryo, Flower – a Fascinating Organ of Angiosperms, Introduction of Sexual Reproduction in Flowering Plants, Polyembryony, Post Fertilization in Plant: Development of Endosperm, Pre-fertilization in Plant: Pollination, Seed, Sexual Reproduction in Flowering Plants, Significance of Seed Dispersal and Fruit Formation, Stamen, Microsporangium and Pollen Grain, The Pistil, Megasporangium (Ovule) and Embryo Sac

NCERT Class 12 Biology Chapter 3: Human Reproduction solutions

Concepts covered in Human Reproduction are Embryo Development Upto Blastocyst Formation, Female Reproductive System, Fertilisation and Implantation, Gametogenesis in Animal, Human Reproduction Introduction, Human Reproduction Questions, Male Reproductive System, Menstrual Cycle (Ovarian Cycle), Microscopic Anatomy of Ovary, Microscopic Anatomy of Testis, Parturition and Lactation, Pregnancy and Embryonic Development

NCERT Class 12 Biology Chapter 4: Reproductive Health solutions

Concepts covered in Reproductive Health are Infertility, Medical Terminat on of Pregnancy (MTP), Population Explosion and Birth Control, Reproductive Health, Sexually Transmitted Diseases (STD)

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

Concepts covered in Principles of Inheritance and Variation are Chromosomal Theory of Inheritance, Concept of Mutation, Deviations from Mendelism - Incomplete Dominance, Co-dominance, Multiple Alleles and Inheritance of Blood Groups, Pleiotropy, Dihybrid Cross - Inheritance Two Genes and Law of Independent Assortment, Elementary Idea of Polygenic Inheritance, Genetic Disorders, Heredity and Variation, Introduction of Sex Determination, Law of Dominance, Law of Segregation, Law of Segregation - Co-dominance, Law of Segregation - Incomplete Dominance, Linkage and Crossing Over, Mendel’s Laws of Inheritance, Monohybrid Cross - Inheritance of One Gene, Pedigree Analysis, Principles of Inheritance and Variation Introduction, Principles of Inheritance and Variation Question, Sex Determination, Sex Determination in Birds, Sex Determination in Honey Bees

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

Concepts covered in Molecular Basis of Inheritance are Concept of RNA World, Concept of Translation, DNA Fingerprinting Technique, 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 Genetic Material is a DNA, 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

NCERT Class 12 Biology Chapter 7: Evolution solutions

Concepts covered in Evolution are Adaptive Radiation, Biological Evolution, Brief Account of Evolution, Evidence of Organic Evolution, Evolution of Life Forms - a Theory, Evolution (Questions), Evolution Stages, Gene Flow and Genetic Drift, Hardy Weinberg’s Principle, Human Evolution, Mechanism of Organic Evolution, Micro and Macro Evolution, Modern Synthetic Theory of Evolution, Origin and Evolution of Universe and Earth, Origin of Life (Theories), Speciation, Theories of Evolution: Darwinism or Theory of Natural Selection

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, Cancer, Common Diseases in Humans, Effects of Drug/Alcohol Abuse, Human Health and Diseases (Questions), 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, Sexually Transmitted Diseases (STD)

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

Concepts covered in Strategies for Enhancement in Food Production are Animal Husbandry (Livestock), Introduction of Strategies for Enhancement in Food Production, Plant Breeding, 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

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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), Biodiversity Conservation, 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, Concept of Solid Wastes, Controlling Vehicular Air Pollution: a Case Study of Delhi, Deforestation and Its Causes, Degradation by Improper Resource Utilisation and Maintenance, Domestic Sewage and Industrial Effluents, 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

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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.

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