Chemistry and biology
Comprehensive and exam-focused science notes covering Atoms and Molecules, Structure of the Atom, Cell – The Fundamental Unit of Life, and Tissues. These notes are designed for easy understanding and quick revision, with clear explanations and well-structured content. Included topics: Laws of Chemical Combination Dalton's Atomic Theory Atoms, Molecules & Mole Concept Atomic Mass, Molecular Mass & Formula Mass Valency & Chemical Formula Writing Ions & Polyatomic Ions Discovery of Electron, Proton & Neutron Thomson, Rutherford & Bohr Atomic Models Electronic Configuration Atomic Number, Mass Number, Isotopes & Isobars Cell Theory & Cell Structure Plasma Membrane, Cell Wall & Nucleus Cell Organelles (Mitochondria, ER, Golgi Apparatus, Ribosomes, Lysosomes, Plastids & Vacuoles) Prokaryotic vs Eukaryotic Cells Plant Cell vs Animal Cell Cell Division Plant Tissues (Meristematic & Permanent) Parenchyma, Collenchyma, Sclerenchyma Xylem & Phloem Animal Tissues (Epithelial, Connective, Muscular & Nervous) Blood, Bone, Cartilage & Neuron Important Definitions, Diagrams, Flowcharts & Mind Maps Solved Examples, Practice Questions, MCQs, Assertion-Reason & Numericals NCERT-based concepts and exam-oriented revision points Perfect for students looking for clear, detailed, high-quality revision notes with all essential concepts explained in a simple and organized manner.
Document information
- School year
- 4
- Uploaded on
- August 1, 2026
- Number of pages
- 49
- Written in
- 2025/2026
- Type
- Class notes
- Professor(s)
- Mr. alakh pandey
- Contains
- All classes
