Class 11th and 12th Biology Handwritten Notes 📚 - Handwritten notes are an essential resource for mastering Class 11th and 12th Biology concepts. These concise, well-organized notes help students understand critical topics and serve as an invaluable revision tool before exams.
Below, you'll find a structured table of contents covering all key topics, chapter-by-chapter, for both Class 11th and Class 12th. Each section includes meticulously prepared Handwritten Notes that are easy to follow and enriched with diagrams, flowcharts, and summarized information.
Class 11th Biology Handwritten Notes 📚
Unit 1: Diversity of the Living World
The Living World - Biology Handwritten Notes 📚
- Characteristics of living organisms
- Taxonomy and systematics
- Binomial nomenclature
Biological Classification - Biology Handwritten Notes 📚
- Five Kingdom Classification by R.H. Whittaker
- Characteristics of Monera, Protista, Fungi, Plantae, and Animalia
Plant Kingdom - Biology Handwritten Notes 📚
- Algae, Bryophytes, Pteridophytes, Gymnosperms, and Angiosperms
- Alternation of generations
Animal Kingdom - Biology Handwritten Notes 📚
- Classification of animals
- Features of major phyla
Unit 2: Structural Organisation in Animals and Plants
Morphology of Flowering Plants - Biology Handwritten Notes 📚
- Root, stem, leaf, inflorescence, flower, fruit, and seed
- Modification of plant parts
Anatomy of Flowering Plants - Biology Handwritten Notes 📚
- Tissues: Meristematic and permanent
- Anatomy of monocot and dicot plants
Structural Organisation in Animals - Biology Handwritten Notes 📚
- Animal tissues
- Morphology and anatomy of earthworm, cockroach, and frog
Unit 3: Cell Structure and Function
Cell: The Unit of Life - Biology Handwritten Notes 📚
- Cell theory and structure
- Prokaryotic and eukaryotic cells
Cell Cycle and Division - Biology Handwritten Notes 📚
- Phases of cell cycle
- Mitosis and meiosis
- Carbohydrates, proteins, lipids, and nucleic acids
- Enzymes
Unit 4: Plant Physiology
Photosynthesis in Higher Plants - Biology Handwritten Notes 📚- Light and dark reactions
- C3, C4, and CAM pathways
- Aerobic and anaerobic respiration
- Krebs cycle and ETS
- Growth regulators: Auxins, gibberellins, cytokinins, ethylene, and ABA
Unit 5: Human Physiology
Breathing and Exchange of Gases - Biology Handwritten Notes 📚- Mechanism of breathing
- Transport of gases
- Blood, heart, and circulatory system
- Human excretory system
- Urine formation
- Types of movements
- Human skeletal system
- Structure of neuron
- Reflex action and coordination
- Endocrine glands and hormones
Class 12th Biology Handwritten Notes 📚
Unit 1: Reproduction
Sexual Reproduction in Flowering Plants - Biology Handwritten Notes 📚
- Pollination, fertilization, and seed development
Human Reproduction - Biology Handwritten Notes 📚
- Male and female reproductive systems
- Gametogenesis and menstrual cycle
Reproductive Health - Biology Handwritten Notes 📚
- Family planning
- Assisted reproductive technologies
Unit 2: Genetics and Evolution
Principles of Inheritance and Variation - Biology Handwritten Notes 📚
- Mendel’s laws
- Chromosomal theory of inheritance
Molecular Basis of Inheritance - Biology Handwritten Notes 📚
- DNA structure and replication
- Transcription, translation, and regulation
Evolution - Biology Handwritten Notes 📚
- Theories of evolution
- Adaptive radiation and speciation
Unit 3: Biology in Human Welfare
Human Health and Disease - Biology Handwritten Notes 📚
- Pathogens and diseases
- Immunity
Microbes in Human Welfare - Biology Handwritten Notes 📚
- Industrial use of microbes
- Antibiotics and biocontrol
Unit 4: Biotechnology
Biotechnology: Principles and Processes - Biology Handwritten Notes 📚
- Recombinant DNA technology
- Cloning and gene transfer
Biotechnology and Its Application - Biology Handwritten Notes 📚
- Genetically modified organisms
- Bioremediation and bioethics
Unit 5: Ecology and Environment
Organisms and Populations - Biology Handwritten Notes 📚
- Population dynamics
- Adaptations
Ecosystem - Biology Handwritten Notes 📚
- Structure and functions
- Energy flow and nutrient cycles
- Hotspots and endangered species
- Conservation strategies
Download Biology Handwritten Notes in PDF Format
Below is a comprehensive table for downloading Biology Handwritten Notes in PDF format for Class 11th and 12th. These notes are categorized by chapters and units for easy navigation and access.
| Class | Chapter/Unit Name | Download Link |
|---|---|---|
| 11th | The Living World | Download PDF |
| 11th | Biological Classification | Download PDF |
| 11th | Plant Kingdom | Download PDF |
| 11th | Animal Kingdom | Download PDF |
| 11th | Morphology of Flowering Plants | Download PDF |
| 11th | Anatomy of Flowering Plants | Download PDF |
| 11th | Structural Organisation in Animals | Download PDF |
| 11th | Cell: The Unit of Life | Download PDF |
| 11th | Cell Cycle and Division | Download PDF |
| 11th | Biomolecules | Download PDF |
| 11th | Photosynthesis in Higher Plants | Download PDF |
| 11th | Respiration in Plants | Download PDF |
| 11th | Plant Growth and Development | Download PDF |
| 11th | Breathing and Exchange of Gases | Download PDF |
| 11th | Body Fluids and Circulation | Download PDF |
| 11th | Excretory Products and Their Elimination | Download PDF |
| 11th | Locomotion and Movement | Download PDF |
| 11th | Neural Control and Coordination | Download PDF |
| 11th | Chemical Coordination | Download PDF |
| 12th | Sexual Reproduction in Flowering Plants | Download PDF |
| 12th | Human Reproduction | Download PDF |
| 12th | Reproductive Health | Download PDF |
| 12th | Principles of Inheritance and Variation | Download PDF |
| 12th | Molecular Basis of Inheritance | Download PDF |
| 12th | Evolution | Download PDF |
| 12th | Human Health and Disease | Download PDF |
| 12th | Microbes in Human Welfare | Download PDF |
| 12th | Biotechnology: Principles and Processes | Download PDF |
| 12th | Biotechnology and Its Applications | Download PDF |
| 12th | Organisms and Populations | Download PDF |
| 12th | Ecosystem | Download PDF |
| 12th | Biodiversity and Conservation | Download PDF |
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