Download Class 12th Biology Handwritten Notes Pdfs 2023-2024

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Syllabus Covered In 12th Biology Handwritten Notes

नीचे आपको 12th Biology Handwritten Notes का Syllabus दिया गया है।आप Syllabus को ध्यान से पड़े और उसके बाद आपको Pdfs बिलकुल फ्री मिलेगी।

Reproduction in Organisms

Reproduction Mode Of Reproduction. Asexual Reproduction ( Binary fission, sporulation, budding, gemmule formation, fragmentation, And Sexual Reproduction Vegetative propagation in plants. Events in sexual reproduction

Sexual Reproduction In Flowering Plants

Flower structure : Development of male and female gametophytes Pollination and its types. agencies and examples Outbreeding Devices Pollen -Pistil Interaction double fertilization Post Fertilization Events : Development of endosperm and embryo Development of seed and formation of fruits Special Modes – apomixis parthenocarpy polyembryony Significance of seed and fruit formation

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Human Reproduction

Male and Female reproductive systems Microscopic anatomy of testis and ovary : Gametogenesis – Spermatogenesis and oogenesis Menstural cycle Fertilizations embryo development up to blastocyst formation. Pregnancy and placenta formation. Parturition Lactation

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Reproductive health

Need of Reproductive health and prevention and sexually transmitted diseases. Birth Control: need and methods Contraception and medical termination of pregnancy. Amniocentesis: Infertility and assisted reproductive technologies – IVF, ZIFT, ZIFT, AL.

Principles of Inheritance and variation

Heredity and variation Mendelian inheritance derivation from Mendelism – incomplete dominance , Multiple alleles and inheritance of blood groups pleiotropy : elementary idea of polygenic inheritance Chromosomes theory of inheritance Chromosomes and genes linkage and crossing over Sex determination in humans, birds, grasshopper and honey bee. Mutation Pedigree analysis sex linked inheritance, haemophilia Colour Blindness mendelian disorders in humans sickle cell anemia Phenylketonuria thalassemia Chromosomal disorder in humans Down’s syndrome Turner and Klinefelter’s syndromes.

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Molecular Basis of Inheritance

Structure of DNA and RNA : DNA packaging. Search for genetic material DNA replication Central Dogma Transcription Genetic Code Translation : gene expression and regulation- lac operon Human genome project : DNA fingerprinting

Evolution

Origin Of Life : Biological and evidences for biological evolution Lamrack’s theory of use and disuse of organs. Darwin’s theory of evolution Mechanism of evolution- variation and natural selection with examples Types of natural selrection Gene flow and genetic drift Hardy- Weinberg’s principle : brief account of evolution ; human evolution

Human Health and Disease

Pathogens : parasites causing human diseases and their controls Basic concepts of Immunology- vaccines Cancer HIV and AIDS Adolescence – drug and drug abuse

Strategies for Enhancement in Food Production

Animals Husbandry Plant Breeding Tissue Culture Single Cell Protein

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Microbes In Human Welfare

Microbes in food processing Industrial production Antibiotics : production and judicious use sewage treatment Energy generation and microbes as bio- control agents and mbio- fertilizers

Biotechnology and its Application

Genetic engineering (Recombinant DNA technology)

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Biotechnology and its Application

Application of biotechnology in health and agriculture Genetically modified organisms-Bt crops RNA interference Human insulin Gene therapy Molecular diagnosis Transgenic animals Biosafety issues Biopiracy and patents

Organisms And Populations

Organisms and environment Habitat and Niche Population and ecology adaptations Population interactions- mutualism Competition Predation Parasitism Population attributes growth Birth rate and Death Rates Age Distribution

Ecosystem

Ecosystem : structure and function Productivity and decomposition Energy flow Pyramids of number Biomass Energy : nutrient cycle Ecological succession Ecological Services Carbon Fixation Pollination Seed Dispersal Oxygen release

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Biodiversity and its Conservation

Concept of biodiversity Pattern of biodiversity Importance of biodiversity Loss Of Biodiversity Biodiversity Conservation Hotspots Endangered organisms Extinction Red Data Book Biosphere Reserve National Parks Sanctuaries and Ramsar sites

Environmental Issues

Air pollution and its control Water Pollution and its control Agrochemicals and their effects. Solid waste management Radioactive waste management Green House Effect and climate change impact and mitigation Ozone Layer depletion Deforestation case study exemplifying success story addressing environmental issue

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Download Pdfs Of 12th Biology Handwritten Notes

नीचे दिए गए डिब्बे में आपको 12th biology Handwritten Notes की Pdfs मिल जाएगी |आपको जिस भी चैप्टर की पीडीऍफ़ चाहिए होगी उसके आगे लिखे हुए Click Here क बटन पे कलिक करें| उसके बाद आपके सामने एक ड्राइव का लिंक अजयेगा | जहाँ से आप अपने मनचाहे Chapter को डाउनलोड कर सकते हो |

S.No	Name of Chapter	Click To Download
1	Reproduction in Organisms	Click here
2	Sexual reproduction In Flowering Plants	Click here
3	Human reproduction	Click here
4	Reproductive Health	Click here
5	Principle of Inheritance and Variations	Click Here
6	Molecular Basic Of Inheritance	Click Here
7	Evolution	Click Here
8	Human health and Diseases	Click here
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10	Microbes in Human welfare	Click Here
11	Biotechnology Principles and processes	Click Here
12	Biotechnology and its Application	Click Here
13	Organism and Population	Click Here
14	Ecosystem Solutions	Click Here
5	Biodiversity and conservation	Click Here
16	Environmental Issues	Click Here

F&Q

Q 1 Class 12th Biology Notes किस Level को ध्यान में रखते हुए बनाय गए हैं?

Ans यह नोट्स Acedmics Level के लिए बनाय गए हैं।

Q2. यह नोट्स किस REFFERENCE BOOK से बनाय गए हैं?

Ans Class 12th Bio Handwritten नोट्स NCERT Based हैं।

Q3 क्या NEET और JEE के बच्चे भी इन नोट्स से पड़ सकते हैं?

Ans हाँ, Neet और JEE के बच्चे भी इनको Theory के लिए काम में ला सकते हैं।

Important Instructions

👉 हमारे 12th biology handwritten Notes से पड़ने क बाद आपको एक काम और करना है, की आपलोगों को पुराने साल के Papers को सॉल्व करना है | आपको एक काम और करना है की अपने पास सिलेबस बी रखना है।अगर आपको सिलेबस की Pdfs अपलोड करनी है तो आप CBSE की Official वेबसाइट से डाउनलोड कर सकते हो । डाउनलोड करने क लिया यहाँ Click करें

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