Class 7 Science
Physics
Heat, Motion, Light, Electricity & MoreHeat
Temperature, transfer of heat (conduction, convection, radiation), sea breeze, land breeze, and clinical thermometers.
Motion and Time
Speed, types of motion, measurement of time, simple pendulum, distance-time graphs, uniform and non-uniform motion.
Electric Current and its Effects
Heating effect, magnetic effect, electromagnets, electric bell, fuses, circuit symbols, and MCBs.
Light
Reflection, plane mirrors, spherical mirrors (concave & convex), lenses, dispersion of light, rainbow, Newton's disc.
Chemistry
Acids, Bases, Salts & Chemical ChangesAcids, Bases and Salts
Natural indicators, neutralization, properties of acids and bases, and common examples with NCERT solutions.
Physical and Chemical Changes
Characteristics of physical and chemical changes, rusting, crystallization, and everyday examples.
Biology
Nutrition, Respiration, Reproduction & EnvironmentNutrition in Plants
Photosynthesis, autotrophs, heterotrophs, saprotrophs, and nutrient replenishment in soil.
Nutrition in Animals
Digestion in humans, ruminants, feeding in amoeba, and digestive system explained.
Respiration in Organisms
Aerobic and anaerobic respiration, breathing mechanism, exchange of gases, and respiration in plants and animals.
Transportation in Animals and Plants
Circulatory system, blood vessels, heart, excretion, transport of water and minerals in plants, transpiration.
Reproduction in Plants
Asexual and sexual reproduction, vegetative propagation, pollination, fertilization, seed dispersal methods.
Forests: Our Lifeline
Forest ecosystem, canopy, understorey, decomposers, humus, food chains, deforestation, conservation of forests.
Wastewater Story
Sewage, wastewater treatment, sewerage, sludge, biogas, sanitation, waterborne diseases, septic tanks, vermi-processing.