Science

Class 10 Science – Chapter 12: Electricity – Short Notes Class 10 Science – Chapter 12: Electricity – Short Notes 1. Electric Current & Circuit 2. Potential Difference (Voltage) 3. Ohm’s Law 4. Resistance 5. Series & Parallel Circuits Series Circuit Parallel Circuit Same current through all components Same voltage…

Our Environment – Short Notes 1. Introduction to Environment 2. Ecosystem 3. Food Chain and Food Web 4. Trophic Levels 5. Waste Management 6. Biogeochemical Cycles 7. Ozone Layer 8. Methods of Waste Disposal 9. Environmental Issues 10. Sustainable Development Important Diagrams Exam Tips: कक्षा 10 विज्ञान – अध्याय 13:…

The Human Eye and the Colourful World – Short Notes 1. Structure and Function of the Human Eye Main Parts: 2. Power of Accommodation 3. Eye Defects and Their Correction Eye Defect Cause Symptoms Correction Myopia (Short-sightedness) Excessive curvature of lens or elongation of eyeball Distant objects appear blurred Concave…

Light – Reflection and Refraction – Short Notes 1. Basics of Light 2. Reflection of Light Bouncing back of light when it strikes a surface. Laws of Reflection: Types of Reflection: 3. Spherical Mirrors Mirrors with curved reflecting surfaces. Types: Key Terms: 4. Image Formation by Spherical Mirrors Concave Mirror:…

Heredity and Evolution – Short Notes 1. Introduction 2. Accumulation of Variation during Reproduction 3. Mendel’s Experiments (Inheritance) Key Terms: Monohybrid Cross (Cross for one trait): 4. Sex Determination 5. Evolution Evidences for Evolution: 6. Speciation 7. Human Evolution Quick Revision Table: Heredity vs. Variation Heredity Variation Inheritance of traits…

How do Organisms Reproduce? – Short Notes 1. Introduction 2. Types of Reproduction Feature Asexual Reproduction Sexual Reproduction Number of Parents One Two (Male & Female) Gametes Not involved Involved (Fusion of gametes) Offspring Genetically identical clones Genetically diverse Examples Binary fission, Budding, Fragmentation Humans, Flowering plants 3. Asexual Reproduction…

Control and Coordination – Short Notes 1. Introduction 2. Animals – Nervous System Uses electrical impulses for fast, short-lived responses. A. Neuron (Nerve Cell): Structural & functional unit. B. Reflex Action: C. Human Brain:Protected by the skull and has three main parts: Part of Brain Function Fore-brain(Cerebrum) – Controls voluntary…

Chapter 5: Life Processes – Short Notes 1. What are Life Processes? The basic functions performed by living organisms to maintain life are called life processes. The main life processes are: 2. Nutrition The process of taking in food and its utilization by the body. Modes of Nutrition: Human Digestive…