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NCERT Solutions for बायोलॉजी पार्ट १ एण्ड २ [अंग्रेजी] कक्षा १२

CBSE Class 12 Biology Solutions Guide

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CBSE Class 12 Biology Textbook Solutions

Questions and answers for the Class 12 Biology Textbook are on this page. NCERT Solutions for Class 12 Biology Digest CBSE will help students understand the concepts better.


NCERT Solutions for Class 12 Biology Chapterwise List | Class 12 Biology Digest

The answers to the NCERT books are the best study material for students. Listed below are the chapter-wise NCERT Biology Class 12 Solutions CBSE.

Chapters


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NCERT Solutions for बायोलॉजी पार्ट १ एण्ड २ [अंग्रेजी] कक्षा १२ - Shaalaa.com
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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 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 बायोलॉजी पार्ट १ एण्ड २ [अंग्रेजी] कक्षा १२

NCERT Solutions for Class 12 Biology (12) 1: Reproduction in Organisms

Concepts covered in Reproduction in Organisms are Agents of Pollination, Anemophily, Animal-Mediated Pollination (Zoophily), Apomixis, Artificial Hybridization or Artificial Fertilization, Autogamy, Development of Female Gametophyte or Embryo Sac, Double Fertilization and Triple Fusion, Embryo, Endosperm, Flower - a Fascinating Organ of Angiosperms, Geitonogamy, Hydrophily, Megasporogenesis, Microsporogenesis, Outbreeding Devices, Pollen Pistil Interaction, Pollen Products, Pollination, Polyembryony, Post-fertilization Events, Pre-fertilisation in Flowering Plant: Structures and Events, Structure and Development of Anther, Structure and Development of Male Gametophyte, Structure and Development of Ovule, The Seed, Xenogamy.

NCERT Class 12 Biology (12) 1: Reproduction in Organisms exercises

ExerciseNo. of questionsPages
EXERCISES3024 to 25

NCERT Solutions for Class 12 Biology (12) 2: Sexual Reproduction in Flowering Plants

Concepts covered in Sexual Reproduction in Flowering Plants are Fertilization in Human, Human Reproduction, Implantation in Human, Lactation in Human, Major Events of Menstrual Cycle, Menstrual Cycle (Ovarian Cycle), Menstrual Hygiene, Oogenesis, Overview of Gametogenesis, Overview of The Female Reproductive System, Overview of The Male Reproductive System, Parturition (Birth) in Human, Pregnancy and Embryonic Development, Structure of Sperms.

NCERT Class 12 Biology (12) 2: Sexual Reproduction in Flowering Plants exercises

ExerciseNo. of questionsPages
EXERCISES4739 to 40

NCERT Solutions for Class 12 Biology (12) 3: Human Reproduction

Concepts covered in Human Reproduction are Amniocentesis, Artificial Contraceptive Methods, Assisted Reproductive Technology (ART), Concept of Reproductive Health, Genetic Counselling, Induced Abortion or Medical Termination of Pregnancy (MTP), Infertility, Methods of Birth Control and Contraceptive Devices, Natural Contraceptive Methods, Population Explosion and Birth Control, Sexually Transmitted Diseases (STD) or Sexually Transmitted Infections (STI).

NCERT Class 12 Biology (12) 3: Human Reproduction exercises

ExerciseNo. of questionsPages
EXERCISES1850

NCERT Solutions for Class 12 Biology (12) 4: Reproductive Health

Concepts covered in Reproductive Health are Back Cross and Test Cross, Chromosomal Disorders or Abnormalities, Chromosomal Theory of Inheritance, Dihybrid Cross, Exceptions to Mendel's Principles > Co-Dominance, Exceptions to Mendel's Principles > Incomplete Dominance, Exceptions to Mendel's Principles > Pleiotropy, Gregor Johann Mendel – Father of Genetics, Heredity and Variation, Linkage and Recombination, Mendelian Disorders in Humans, Mendel's Experiments on Inheritance, Mendel's Laws > The Law of Dominance, Mendel's Laws > The Law of Independent Assortment, Mendel's Laws > The Law of Segregation (Law of Purity of Gametes), Monohybrid Cross, Mutations, Pedigree Analysis, Polygenic Inheritance, Punnett Square, Sex Determination, Sex Determination in Honey Bees, Sex Determination in Humans.

NCERT Class 12 Biology (12) 4: Reproductive Health exercises

ExerciseNo. of questionsPages
EXERCISES2178

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NCERT Solutions for Class 12 Biology (12) 5: Principles of Inheritance and Variation

Concepts covered in Principles of Inheritance and Variation are Avery, McCarty and MacLeod’s Experiment, Central Dogma, Characterestic of the Genetic Code, Conservative Replication, Deoxyribonucleic Acid (DNA), Dispersive Replication, DNA Fingerprinting, DNA Replication, Enzymes used in DNA Replication, Genetic Code, Griffith’s Experiment, Human Genome Project, Mechanism of DNA Replication, Meselson and Stahl’s Experiment, Mutations and Genetic Code, Packaging of DNA Helix, Process of Transcription in Bacteria, Process of Transcription in Eukaryotes, Properties of Genetic Material, Regulation of Gene Expression, Reverse Transcription (Teminism), Search for Genetic Material, Semi-Conservative Replication, Structure of Polynucleotide Chain, The Hershey-Chase Experiment, The Lac Operon, The RNA World, Transcription, Transcription Unit and the Gene, Translation, tRNA – the Adapter Molecule.

NCERT Class 12 Biology (12) 5: Principles of Inheritance and Variation exercises

ExerciseNo. of questionsPages
EXERCISES22109

NCERT Solutions for Class 12 Biology (12) 6: Molecular Basis of Inheritance

Concepts covered in Molecular Basis of Inheritance are Adaptive Radiation, Biological Evolution, Brief Account of Evolution, Evidences Supporting the Theory of Evolution, Evolution of Life Forms - a Theory, Hardy Weinberg’s Principle, Human Evolution, Origin of Life on Earth, Overview of Evolution, Theories and Mechanism of Evolution.

NCERT Class 12 Biology (12) 6: Molecular Basis of Inheritance exercises

ExerciseNo. of questionsPages
EXERCISES10126

NCERT Solutions for Class 12 Biology (12) 7: Evolution

Concepts covered in Evolution are Acquired Immuno Deficiency Syndrome (AIDS), Active and Passive Immunity, Addiction and Dependence, Allergies, Autoimmunity, Cancer, Causes of Cancer, Concept and Determinants of Health, Diseases Caused by Bacteria > Pneumonia, Diseases Caused by Bacteria > Typhoid, Diseases Caused by Fungi > Ringworm, Diseases Caused by Helminths > Ascariasis, Diseases Caused by Helminths > Filariasis (Elephantiasis), Diseases Caused by Protozoa > Amoebiasis (Amoeboic dysentery), Diseases Caused by Protozoa > Malaria, Diseases Caused by Viruses > Common Cold, Drugs and Alcohol Abuse, Effects of Drug and Alcohol, Immunity, Modes of Transmission of Diseases through Pathogens, Overview of Human Health and Diseases, Prevention and Control of Drugs and Alcohol Abuse, Prevention and Control of Infectious Diseases, Prevention/Treatment of Cancer, Symptoms and Diagnosis of Cancer, The Immune System, Types of Immunity > Acquired Immunity, Types of Immunity > Innate Immunity, Vaccination and Immunization.

NCERT Class 12 Biology (12) 7: Evolution exercises

ExerciseNo. of questionsPages
EXERCISES26148

NCERT Solutions for Class 12 Biology (12) 8: Human Health and Disease

Concepts covered in Human Health and Disease are Microbes as Biocontrol Agents, Microbes as Biofertilizers, Microbes in Household Products, Microbes in Industrial Products, Microbes in Production of Biogas, Microbes in Sewage Treatment, Microorganisms (Microbes) and Microbiology, Overview of Microbes in Human Welfare.

NCERT Class 12 Biology (12) 8: Human Health and Disease exercises

ExerciseNo. of questionsPages
EXERCISES17159 to 160

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NCERT Solutions for Class 12 Biology (12) 9: Strategies for Enhancement in Food Production

Concepts covered in Strategies for Enhancement in Food Production are Biotechnology, Cloning Vectors, Competent Host (For Transformation with Recombinant DNA), Overview of Biotechnology - Principles and Processes, Principles of Biotechnology, Processes of Recombinant DNA Technology, Restriction Enzymes.

NCERT Class 12 Biology (12) 9: Strategies for Enhancement in Food Production exercises

ExerciseNo. of questionsPages
EXERCISES18175 to 176

NCERT Solutions for Class 12 Biology (12) 10: Microbes in Human Welfare

Concepts covered in Microbes in Human Welfare are Biotechnological Application in Agriculture, Biotechnological Application in Medicine, Biotechnology, Ethical Issues, Overview of Biotechnology and Its Application, Transgenic Animals.

NCERT Class 12 Biology (12) 10: Microbes in Human Welfare exercises

ExerciseNo. of questionsPages
EXERCISES16186 to 187

NCERT Solutions for Class 12 Biology (12) 11: Biotechnology : Principles and Processes

Concepts covered in Biotechnology : Principles and Processes are Ecology, Life History Variation, Negative Interactions > Competition, Negative Interactions > Parasitism, Negative Interactions > Predation, Organisms and Their Environment, Overview of Organisms and Populations, Population Attributes, Population Growth, Population Interactions, Positive Interactions > Commensalism, Positive Interactions > Mutualism (Symbiosis).

NCERT Class 12 Biology (12) 11: Biotechnology : Principles and Processes exercises

ExerciseNo. of questionsPages
EXERCISES20204

NCERT Solutions for Class 12 Biology (12) 12: Biotechnology and its Applications

Concepts covered in Biotechnology and its Applications are Concept of Ecosystem, Decomposition, Ecological Pyramids, Energy Flow in Ecosystem, Overview of Ecosystem, Productivity, Structure and Function of an Ecosystem.

NCERT Class 12 Biology (12) 12: Biotechnology and its Applications exercises

ExerciseNo. of questionsPages
EXERCISES23214 to 215

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NCERT Solutions for Class 12 Biology (12) 13: Organisms and Populations

Concepts covered in Organisms and Populations are Biodiversity, Biodiversity Conservation Methods, Conservation of Biodiversity, Importance of Species Diversity to the Ecosystem, Loss of Biodiversity, Overview of Biodiversity and Its Conservation, Patterns of Biodiversity, Species on Earth and Species in India.

NCERT Class 12 Biology (12) 13: Organisms and Populations exercises

ExerciseNo. of questionsPages
EXERCISES11226 to 227

NCERT Solutions for Class 12 Biology (12) 14: Ecosystem


NCERT Solutions for Class 12 Biology (12) 15: Biodiversity and Conservation


NCERT Solutions for Class 12 Biology (12) 16: Environmental Issues


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