Original revision introduction and starter practice. Full learning texts are available through the publisher links below. This guide is not a CBSE-issued solution manual.
Revision introduction
Scarcity creates choice and opportunity cost. Demand refers to quantities consumers are willing and able to buy at different prices, other factors constant. A change in price moves along a demand curve; a change in another determinant shifts it. Averages summarise data but can hide variation.
Curriculum navigation
Introduction to Statistics
Collection, Organisation and Presentation of Data
Statistical Tools and Interpretation
Introduction to Microeconomics
Consumer Equilibrium and Demand
Producer Behaviour and Supply
Perfect Competition and Price Determination
Consult the current official syllabus for examinable sections, project-only content, practicals, prescribed texts and exclusions. A unit index does not override those boundaries.
Original practice
A change in a good’s own price, with other factors fixed, causes…
Movement along its demand curve
A shift caused only by income
No change in quantity demanded
Automatic unlimited supply
Worked answer
Movement along its demand curve
Changing own price produces an extension or contraction of demand along the existing curve.
Full publisher materials and answer resources
CBSE 11 Economics · syllabus · CBSE · 2026-27 The current official syllabus defines examinable content, internal assessment, practicals and prescribed books. Unit names in the app are a navigation index; consult this document for exclusions and assessment boundaries.
NCERT · Statistics for Economics · NCERT · 2026-27 Official book selector with chapter PDFs and complete-book download. A textbook may contain material outside the assessed syllabus; follow the linked current syllabus.
KVS student support material · Class 11 · Kendriya Vidyalaya Sangathan · 2026-27 Use the 2026–27 support-material folders linked by the school. These are KVS teaching/revision resources, not CBSE official marking schemes. Subject availability varies; older packs must be mapped to the current syllabus.
DIKSHA · curriculum learning resources · Ministry of Education / DIKSHA · Current portal Choose CBSE/NCERT, Class 11, subject and medium. This is a searchable portal, not a promise of a specific playable lesson.