REET 3rd Grade Science Math Notes
Here are well-organized and exam-focused REET 3rd Grade (Level 2) Science and Math Notes, suitable for Upper Primary (Classes 6 to 8) — based on NCERT & Rajasthan Board syllabus:
🧪 REET Level 2 – Science Notes (Class 6–8)
1. Food
- Components: Carbohydrates, Proteins, Fats, Vitamins, Minerals.
- Food Sources: Plants (cereals, vegetables), Animals (milk, meat).
- Deficiency Diseases: e.g., Night Blindness – Vitamin A, Scurvy – Vitamin C.
2. Fibre to Fabric
- Types: Natural (Cotton, Wool), Synthetic (Nylon, Polyester).
- Processes: Ginning → Spinning → Weaving → Dyeing.
3. Materials: Substances & Properties
- States of Matter: Solid, Liquid, Gas.
- Properties: Solubility, Density, Conductivity.
- Separation Methods: Filtration, Evaporation, Sieving.
4. Changes Around Us
- Reversible (Melting, Freezing) vs Irreversible (Burning, Rusting).
- Physical and Chemical Changes.
5. The Living World
- Plants: Structure, Functions, Reproduction.
- Animals: Classification, Reproduction (Oviparous/Viviparous), Adaptations.
- Cell: Basic unit of life – plant vs animal cell.
6. Body and Health
- Human Organ Systems: Digestive, Respiratory, Excretory, Circulatory, Nervous.
- Personal Hygiene & Diseases (Infectious/Non-infectious).
7. Motion and Measurement
- Types of Motion: Linear, Circular, Periodic.
- Measurement Tools: Ruler, Measuring Tape, Stopwatch.
8. Electricity and Magnetism
- Conductors & Insulators.
- Electric Circuit, Switch, Bulb.
- Magnet: Magnetic and non-magnetic materials.
9. Light & Shadows
- Reflection, Refraction.
- Transparent, Translucent, Opaque.
- Pinhole Camera.
10. Natural Phenomena
- Earthquakes, Lightning, Cyclones.
- Soil erosion & conservation.
➕➖ REET Level 2 – Math Notes (Class 6–8)
1. Number System
- Integers, Rational Numbers, Whole Numbers, Decimals.
- LCM, HCF, BODMAS Rule.
- Prime Factorization, Squares & Cubes.
2. Algebra
- Variables & Expressions.
- Simple Equations.
- Algebraic Identities.
3. Geometry
- Lines, Angles (Acute, Obtuse, Right).
- Types of Triangles & Quadrilaterals.
- Circles: Radius, Diameter, Chord.
4. Mensuration
- Perimeter & Area of Square, Rectangle, Triangle.
- Volume & Surface Area: Cube, Cuboid, Cylinder.
5. Data Handling & Statistics
- Bar Graphs, Pie Charts.
- Mean, Median, Mode.
6. Commercial Mathematics
- Profit & Loss, Discount, Simple Interest.
- Unitary Method, Ratio & Proportion.
7. Time and Speed
- Speed = Distance / Time.
- Conversions: km to m, hr to min/sec.
8. Fractions and Decimals
- Conversion, Addition, Subtraction.
- Percentage, Use in Real Life.
9. Patterns and Symmetry
- Arithmetic Patterns.
- Reflection & Rotational Symmetry.
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