Syllabus for CBSE Class 7 Science:

The CBSE (Central Board of Secondary Education) Class 7 Science syllabus is designed to provide students with a strong foundation in the subject. It covers various scientific concepts and principles, enabling students to develop a scientific attitude and enhance their problem-solving skills. The syllabus is divided into different units, each focusing on a specific aspect of science. Here is a detailed breakdown of the syllabus:

Unit 1: Nutrition in Plants:
- Modes of nutrition in plants (autotrophic and heterotrophic)
- Photosynthesis and its importance
- The process of photosynthesis and its factors
- How nutrients are replenished in the soil

Unit 2: Nutrition in Animals:
- Digestive system and its organs
- Different types of digestive systems in animals
- The process of digestion and absorption of food
- Balanced diet and its importance
- The role of nutrients in the body

Unit 3: Fibre to Fabric:
- Types of fibers - natural and synthetic
- Various sources of natural fibers
- The process of obtaining fibers from plants and animals
- Methods of making fabrics from fibers

Unit 4: Heat:
- Temperature and its measurement
- Heat, its sources, and effects
- Modes of heat transfer - conduction, convection, and radiation
- Applications of heat in daily life

Unit 5: Acids, Bases, and Salts:
- Introduction to acids, bases, and salts
- Indicators and their types
- Chemical properties and reactions of acids and bases
- Importance of pH in everyday life

Unit 6: Physical and Chemical Changes:
- Characteristics of physical and chemical changes
- Types of chemical reactions
- Rusting of iron and prevention methods
- Combustion and its types

Unit 7: Weather, Climate, and Adaptations of Animals to Climate:
- Difference between weather and climate
- Factors influencing weather and climate
- Adaptations of animals to different climatic conditions
- How animals survive in extreme weather conditions

Unit 8: Winds, Storms, and Cyclones:
- Introduction to winds, storms, and cyclones
- Different types of winds and their formation
- The destructive power of storms and cyclones
- Safety measures during storms and cyclones

Unit 9: Soil:
- Importance of soil for plants and animals
- Layers of soil and their properties
- Soil erosion and conservation methods
- Soil as a natural resource

Unit 10: Respiration in Organisms:
- The process of respiration and its importance
- Respiratory system in humans
- Breathing and respiration in other organisms
- Anaerobic respiration and its significance

Unit 11: Transportation in Animals and Plants:
- Circulatory system in humans
- Transport of substances in plants
- Transport of water and minerals in plants
- Blood and its components

Unit 12: Reproduction in Plants:
- Modes of reproduction in plants
- Asexual and sexual reproduction
- Parts of a flower and their functions
- Fertilization and seed formation

Unit 13: Motion and Time:
- Measurement of time