Practice Questions Class 7 Science
MCQs & Mock Test
Nutrition in Plants
Learn photosynthesis, autotrophs, heterotrophs, saprotrophs, and nutrient replenishment in soil. NCERT solutions for Class 7 Science Chapter 1.
Nutrition in Animals
Digestion in humans, ruminants, feeding in amoeba, and digestive system explained with NCERT Class 7 Science Chapter 2.
Heat
Temperature, transfer of heat (conduction, convection, radiation), sea breeze, land breeze, and clinical thermometers.
Acids, 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.
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.
Motion and Time
Speed, types of motion, measurement of time, simple pendulum, distance-time graphs, and uniform/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.
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.