Biology 9th
Free
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Chapter 1: The Fundamental Unit of Life
- 1.1. Cell- discovery, Cell Theory
- 1.2. Cell-the structural and functional unit of life
- 1.3. Prokaryotic and Eukaryotic cells; unicellular and multicellular organisms
- 1.4. Structural Organisation of cell- main components and their functions
- 1.5. Plasma Membrane and Cell wall
- 1.6. Movement of substances into and out of cell- diffusion and osmosis
- 1.7. Nucleus
- 1.8. Cytoplasm and Cell Organelles
- 1.9. Endoplasmic Reticulum
- 1.10. Golgi Apparatus
- 1.11. Lysosomes
- 1.12. Mitochondria
- 1.13. Plastids
- 1.14. Vacuoles
- 1.15. Difference between Plant cell and Animal Cell
- 1.16. Cell Division-mitosis and meiosis
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Chapter 2. Tissue
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Chapter 3. Improvement in Food Resources
- 3.1. Introduction to food resources- Agriculture and Animal Husbandry
- 3.2. Improvement in Crop Yields
- 3.2.1. Crop Variety Improvement
- 3.2.2. Crop Production Improvement
- 3.2.3. Crop Production Management: Nutrient management, Irrigation and cropping patterns
- 3.2.4. Crop Protection Management
- 3.3. Storage of Grains
- 3.4. Animal Husbandry
- 3.4.1. Cattle Farming
- 3.4.2. Poultry Farming
- 3.4.3. Fish Production
- 3.4.4. Bee-Keeping
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Chapter 4. Diversity in Living Organisms
- 4.1. Range of variations in life forms
- 4.2. Classification and Taxonomy
- 4.3. Basis of classification
- 4.4. The Hierarchy of Classification
- 4.5. The Five Kingdom Classification
- 4.5.1. Kingdom Monera
- 4.5.2. Kingdom Protista
- 4.5.3. Kingdom Fungi
- 4.5.4. Kingdom Plantae
- 4.5.5. Kingdom Animalia
- 4.6.Kingdom Plantae-Basis of Classification
- 4.6.1. Thallophyta
- 4.6.2. Bryophyta
- 4.6.3. Pteridophyta
- 4.6.4. Gymnosperms
- 4.6.5. Angiosperms
- 4.7.Kingdom Animalia- Basis of Classification
- 4.7.1. Porifera
- 4.7.2. Coelenterata
- 4.7.3. Platyhelminthes
- 4.7.4. Nematoda
- 4.7.5. Annelida
- 4.7.6. Arthropoda
- 4.7.7. Mollusca
- 4.7.8. Echinodermata
- 4.7.9. Protochordata
- 4.7.10. Vetrebrata
- 4.8. Nomenclature
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Chapter 5. Why do we fall ill?
- 5.1. Health and its failure
- 5.2. Personal and Community Health
- 5.3. Disease and its causes
- 5.4. Symptoms and signs
- 5.5. Acute and Chronic Diseases
- 5.6. Causes of Diseases- immediate and contributory
- 5.7. Infectious and Non- infectious causes
- 5.8. Infectious Agents
- 5.9. Means of Spread
- 5.10. Organ-specific and Tissue-specific manifestations
- 5.11. Principles of Treatment
- 5.12. Principles of Prevention
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Chapter 6. Natural Resources
- 6.1. Natural Resources and their sources
- 6.2. Air and role of Atmosphere in climate control, winds and rain
- 6.3. Water: A wonder liquid, water pollution
- 6.4. Mineral Riches in the Soil
- 6.5. Biogeochemical Cycles
- 6.5.1. The Hydrological Cycle
- 6.5.2. The Nitrogen Cycle
- 6.5.3. The Carbon Cycle and the Greenhouse Effect
- 6.5.4. The Oxygen Cycle
- 6.6. Ozone Layer
