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CBSE - Class 12 - Biology

Biology exam tips and downloads for class 12 includes PDF files, online practice papers, chapter-wise question bank and model papers with blue prints and marking schemes. The topics covered are 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 and Environmental Issues.

Prepare for entrance exams and scholarship tests with free online tests available in myCBSEguide. We have thousands of MCQs to sharpen your skills in biology exams including CBSE board exam, NEET and other medical admission examinations in India. We strictly follow CBSE syllabus and the same is prescribed by almost all medical admission exams in the country. The chapters covered are 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
Sexual Reproduction in Flowering Plants Link
Structure of flower Test-01
Fertilisation and post-fertilisation Test-01
Fertilisation and post-fertilisation Test-02
Gametogenesis Test-01
Gametogenesis Test-02
Pollination Test-01
Pollination Test-02
Seed dispersal and fruit formation Test-01
Seed dispersal and fruit formation Test-02
Special mode of reproduction Test-01
Special mode of reproduction Test-02
Structure of flower Test-02
Human Reproduction Link
Male and Female reproductive system Test-01
Anatomy of testes and ovary Test-01
Anatomy of testes and ovary Test-02
Embryo development Test-01
Embryo development Test-02
Gametogenesis test-01
Gametogenesis Test-02
Male and Female reproductive system Test-02
Mentrual cycle and fertilisation Test-01
Mentrual cycle and fertilisation Test-02
Parturition and lactation Test-01
Parturition and lactation Test-02
Reproductive Health Link
Reproductive health and STDs Test-01
Birth control methods Test-01
Birth control methods Test-02
Birth control methods Test-03
Birth control methods Test-04
Infertility and ARTs Test-01
Infertility and ARTs Test-02
Reproductive health and STDs Test-02
Reproductive health and STDs Test-03
Principles of Inheritance and Variation Link
Heridity and variation Test-01
Chromosome and gene Test-01
Chromosome and gene Test-02
Deviation from Mendelism Test-01
Deviation from Mendelism Test-02
Heridity and variation Test-02
Heridity and variation Test-03
Heridity and variation test-04
Polygenic and chromosomal theroy of inheritance Test-01
Polygenic and chromosomal theroy of inheritance Test-02
Sex determination, linkage and crossing over Test-01
Sex determination, linkage and crossing over Test-02
Sex linked inheritance and Mendelian disorder Test-01
Sex linked inheritance and Mendelian disorder Test-02

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Molecular Basis of Inheritance Link
Gene expression and regulation Test-03
Genetic matieraial-DNA and RNA Test-01
Central dogma-transcription and translation Test-01
Central dogma-transcription and translation Test-02
Central dogma-transcription and translation Test-03
DNA and fingerprinting Test-01
DNA and fingerprinting Test-02
Gene expression and regulation Test-01
Gene expression and regulation Test-02
Genetic matieraial-DNA and RNA Test-02
Human and Rice genome project Test-01
Human and Rice genome project Test-02
Evolution Link
Origin of life and biological evolution Test-01
Gene flow and genetic drift Test-01
Gene flow and genetic drift Test-02
Hardy-Weinberg's principles Test-01
Hardy-Weinberg's principles Test-02
Human Evolution Test-01
Human Evolution Test-02
Origin of life and biological evolution Test-02
Origin of life and biological evolution Test-03
Theories of evolution Test-01
Theories of evolution Test-02
Human Health and Disease Link
Common Diseases in Humans Test-01
Adolescence- drug and alcohol abuse Test-01
Adolescence- drug and alcohol abuse Test-02
Cancer, HIV and AIDS Test-01
Cancer, HIV and AIDS Test-02
Cancer, HIV and AIDS Test-03
Common Diseases in Humans Test-02
Immunology Test-01
Immunology Test-02
Miscellaneous Questions Test-01
Microbes in Human Welfare Link
Food processing and industrial production Test-01
Biofertilizers and antibiotics Test-01
Biofertilizers and antibiotics Test-02
Biofertilizers and antibiotics Test-03
Food processing and industrial production Test-02
Food processing and industrial production Test-03
Miscellaneous Questions Test-01
Sewage treatment and energy generation Test-01
Sewage treatment and energy generation Test-02
Biotechnology Principles and Processes Link
Principles of Biotechnology Test-01
Miscellaneous Questions Test-01
Principles of Biotechnology Test-02
Principles of Biotechnology Test-03
Processes of Recombinant DNA Technology Test-01
Processes of Recombinant DNA Technology Test-02
Processes of Recombinant DNA Technology Test-03
Tools of Recombinant DNA Technology Test-01
Tools of Recombinant DNA Technology Test-02
Biotechnology and its Applications Link
Biotechnological Applications in Agriculture Test-01
Biotechnological Applications in Agriculture Test-02
Biotechnological Applications in Agriculture Test-03
Biotechnological Applications in Medicine Test-01
Biotechnological Applications in Medicine Test-02
Biotechnological Applications in Medicine Test-03
Ethical Issues Test-01
Ethical Issues Test-02
Miscellaneous Questions Test-01
Transgenic Animals Test-01
Transgenic Animals Test-02
Organisms and Populations Link
Organism and Its Environment Test-01
Miscellaneous Questions Test-01
Miscellaneous Questions Test-02
Organism and Its Environment Test-02
Population Test-01
Population Test-02
Population Test-03
Population Test-04
Ecosystem Link
Ecosystem pattern and components Test-01
Miscellaneous Questions Test-01
Ecological services Test-01
Ecological services Test-02
Ecological succession Test-01
Ecological succession Test-02
Ecosystem pattern and components Test-02
Ecosystem pattern and components Test-03
Nutrient Cycle Test-01
Nutrient Cycle Test-02
Biodiversity and Conservation Link
Concepts, pattern and importance of biodiversity Test-01
Biosphere reserves Test-01
Biosphere reserves Test-02
Concepts, pattern and importance of biodiversity Test-02
Endangered organisms Test-01
Endangered organisms Test-02
Loss and conservation of biodiversity Test-01
Loss and conservation of biodiversity Test-02
Loss and conservation of biodiversity Test-03
Miscellaneous Questions Test-01


Prepare for entrance exams and scholarship tests with free online tests available in myCBSEguide. We have thousands of MCQs to sharpen your skills in biology exams including CBSE board exam, NEET and other medical admission examinations in India. We strictly follow CBSE syllabus and the same is prescribed by almost all medical admission exams in the country. The chapters covered are 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

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