Step 3 · Choose a topic · Class 10

Biology

Look inside cells and discover how living systems work.

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Explore → practise → quiz → revise. Earlier topics are recommended preparation; every topic stays open.

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Category3 of 3 topics

01Life processes

Build photosynthesis

NCERT chapter connection

Assemble reactant packets for the simplified net photosynthesis equation. A complete set uses six carbon dioxide and six water molecules, with light energy, to produce one glucose and six oxygen molecules. This is a bookkeeping model, not a biochemical pathway.

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02Ecology

Energy in food chains

NCERT chapter connection

Explore how energy available at one trophic level changes at the next. Transfer efficiency varies in nature; 10% is a common teaching approximation.

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03Genetics

Single-trait inheritance

NCERT chapter connection

Model two independent gametes. Each parent supplies a dominant allele A with a selected probability. An offspring is aa only when both parents supply a.

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