Class 7 Science — Exercise Solutions
Exercise solutions for all 20 chapters — worked answers, formula recap, and exam tips.
Air Exercise Solutions
TN Class 7 Science Air exercise solutions — atmosphere composition oxygen nitrogen CO2, MCQ and detailed answers.
Animals in Daily Life
TN Class 7 Science Animals in Daily Life exercise solutions — animal products poultry farming aquaculture, MCQ and detailed answers.
Atomic Structure
TN Class 7 Science Atomic Structure exercise solutions — atoms protons neutrons electrons valency, MCQ and detailed answers.
Basis of Classification
TN Class 7 Science Basis of Classification exercise solutions — classification taxonomy binomial nomenclature, MCQ and detailed answers.
Cell Biology
TN Class 7 Science Cell Biology exercise solutions — cell organelles nucleus mitochondria, plant animal cell division, MCQ and detailed answers.
Changes Around Us
TN Class 7 Science Changes Around Us exercise solutions — physical chemical changes rusting crystallization, MCQ and detailed answers.
Chemistry in Daily Life
TN Class 7 Science Chemistry in Daily Life exercise solutions — soaps detergents medicines combustion, MCQ and detailed answers.
Digital Painting
TN Class 7 Science Digital Painting exercise solutions — Tux Paint tools colours shapes, MCQ and detailed answers.
Electricity
TN Class 7 Science Electricity exercise solutions — electric circuit battery conductor insulator, MCQ and detailed answers.
Force and Motion
TN Class 7 Science Force and Motion exercise solutions — Newton's laws, inertia, friction, momentum, MCQ and detailed answers.
Health and Hygiene
TN Class 7 Science Health and Hygiene exercise solutions — diseases immunity deficiency AIDS, MCQ and detailed answers.
Heat and Temperature
TN Class 7 Science Heat and Temperature exercise solutions — conduction convection radiation thermometer, MCQ and detailed answers.
Light
TN Class 7 Science Light exercise solutions — reflection refraction mirror lens dispersion, MCQ and detailed answers.
Matter Around Us
TN Class 7 Science Matter Around Us exercise solutions — elements compounds mixtures, atoms molecules, MCQ and detailed answers.
Measurement
TN Class 7 Science Measurement exercise solutions — SI units, physical quantities, temperature, density, MCQ and detailed answers.
Polymer Chemistry
TN Class 7 Science Polymer Chemistry exercise solutions — natural synthetic polymers plastics rubber, MCQ and detailed answers.
Reproduction and Modification in Plants
TN Class 7 Science Reproduction and Modification in Plants exercise solutions — sexual asexual reproduction pollination vegetative propagation root stem leaf modifications, MCQ and detailed answers.
Visual Communication
TN Class 7 Science Term 3 Visual Communication exercise solutions — LibreOffice Writer document formatting, MCQ and detailed answers.
Universe and Space
TN Class 7 Science Universe and Space exercise solutions — solar system stars constellations satellites, MCQ and detailed answers.
Visual Communication
TN Class 7 Science Visual Communication exercise solutions — raster vector graphics photoshop photostory, MCQ and detailed answers.