Topics
Food: Where Does It Come From?
- Food Variety
- Ingredients of Food
- Plant Sources
- Plant as Food (Plant Product)
- Animal Sources
- Animal Products used as Food
- Classification of Animal
- Food and Its Types
Science
Components of Food
- Food and Its Types
- What Do Different Food Items Contain?
- Test for Carbohydrates/Starch
- Test for Protein
- Test for Fats
- Nutrients and Nutrition
- Component of Food
- Carbohydrates
- Fats (Lipids)
- Proteins
- Vitamin and Minerals
- Component of Food: Minerals
- A Balanced Diet
- Obesity and Its Prevention
- Deficiency Diseases
- Diseases Due to Deficiency of Vitamin
- Diseases Due to Deficiency of Minerals
Sorting Materials into Groups
Fibre to Fabric
- Fabrics
- Fibre
- Plant Fibres: Cotton
- Plant Fibre: Jute Fibre
- Fibre to Yarn to Fabric
- History of Clothing Material
Separation of Substances
- Mixture
- Types of Mixtures
- Separation of Mixtures
- Methods of Separation
- Handpicking Method
- Threshing Method
- Winnowing Method
- Sieving Method
- Sedimentation Method
- Decantation Method
- Filtration Method
- Evaporation Method
- Simple Distillation Method
- Solution
- Water - a Universal Solvent
- Components of Solutions
- Different Types of Solutions
- Saturated Solutions
Getting to Know Plants
- Plant Forms and Functions
- Classification of Plants
- Stem
- The Structure of a Plant
- Photosynthesis: Food-Making Process in Plants
- Process of Photosynthesis
- Transpiration
- Root
- Types of Root
- Flower
- Structure of a Bisexual Flower
Body Movements
- Human Body and Its Movements
- Joints and Its Classification
- Human Skeleton System
- The Human Skeleton: Appendicular Skeleton
- The Human Skeleton: Axial Skeleton
- Bone and Its Types
- Muscles and Its Types
- Muscular System
- Movement in Different Animals
Changes Around Us
- Changes-Physical and Chemical
- Classification of Change: Reversible and Irreversible Changes
- Classification of Change: Desirable and Undesirable Changes
- Classification of Change: Natural and Man-made Changes
- Classification of Change: Periodic and Non-periodic Changes
- Classification of Change: Slow and Fast Changes
- Classification of Change: Physical Changes
- Chemical Reaction
- Effect of Heat on Solid, Liquid and Gases
The Living Organisms - Characteristics and Habitats
- Biodiversity
- Habitat
- Adaptations and Its Types
- Structure and Function of an Ecosystem
- Adaptations of Plants
- Adaptation in Desert Plants (Xerophytes)
- Adaptation in plants of snowy regions
- Adaptation in Grassland Plants (Mesophytes)
- Adaptation in Aquatic Plants (Hydrophytes)
- Adaptation in Animals
- Adaptation in Desert Animals
- Adaptation in Mountain Animal
- Adaptation in Forest and Grassland Animals
- Adaptation in Aquatic Animals
- Characteristics of Organisms
Motion and Measurement of Distances
- Story of Transport
- Measurements
- Unit and Its Types
- Unit Systems
- International System of Units (Si System)
- Devices for Measuring Length
- Measuring the Length of a Curved Line
- Motion and Rest
- Types of Motion
- Multiple Motion
Light, Shadows and Reflections
Electricity and Circuits
- Electricity
- Electric cell
- A Bulb Connected to an Electric Cell
- Electric Circuit
- Electric Switch
- Conductors and Insulators
Fun with Magnets
- Magnet
- Uses of Magnets
- Discovery of Magnets
- Classification of Magnets
- Magnetic and Non-magnetic Materials
- Magnetic Pole
- Finding Directions with a Magnet
- Making a Magnet
- Magnetic Properties
- Demagnetization of a Magnet
Air Around Us
- Air Around Us
- Composition and Components of Air
- Importance of Air
- How is the Oxygen in the Atmosphere Replaced?
Water
Garbage In, Garbage Out
- Waste and Its Categories
- Disposal of Waste Water
- Solid Waste Management
- Vermicomposting
- Waste Separation Exercise
- Recycling of Paper
- Man-made Fibre: Plastics
- Harmful Effects of Plastics
- Recycling of Plastic
Substances and Objects
Objects have a definite shape and are made of parts that are put together in a certain way. Substances are the materials used to make objects, such as wood, metal, or plastic.
Example:
- A table (object) is made from wood (substance).
- A spoon (object) is made from metal (substance).
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Related QuestionsVIEW ALL [9]
Match the objects given below with the materials from which they could be made. Remember, an object could be made from more than one material and a given material could be used for making many objects.
| Objects | Materials |
| Book | Glass |
| Tumbler | Wood |
| Chair | Paper |
| Toy | Leather |
| Shoes | Plastics |
Pick five objects from the word box given as Figure which are opaque and would sink in water.
| O | S | T | P | L | E |
| A | T | L | E | E | R |
| C | O | I | N | A | A |
| O | N | K | C | F | S |
| A | E | E | I | W | E |
| L | L | Y | L | R | R |
