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Map and Source Skills
Upper Primary Math/Science/Social
Useful for: CTET, OTET, OSSTET, OSSC RHT — Regular High School Teacher, CTSA / STSS, Junior Teacher, OAVS, OSEPA Upper Primary — Arts
Overview
Map and source skills help learners read maps accurately and evaluate historical and geographical sources critically.
Key points
- Map elements: title, scale, direction (north arrow), legend or key, grid lines.
- Scale can be a statement, a line scale or a representative fraction (e.g. 1:50,000).
- Survey of India topographical sheets show relief using contour lines.
- Map types: physical, political and thematic.
- Primary sources are created at the time (inscriptions, letters); secondary sources interpret them (textbooks).
- Check a source’s author, purpose and date for reliability.
Explanation
- Closely spaced contours show steep slopes.
- Conventional signs and colours have standard meanings.
- Timelines organise events in order.
- Compare sources to find bias.
- Practise drawing sketch maps of the school area.
Step by step
- Identify the concept, method or policy asked.
- Recall the definition, thinker, year or rule.
- Apply it to the situation and eliminate extreme options.
Examples
- On a 1:50,000 map, 2 cm represents 1 km.
- An inscription from Ashoka’s time → primary source.
- A modern textbook chapter on the Mauryas → secondary source.
Traps and advanced points
- Trap: Misreading scale.
- Trap: Treating all sources as equally reliable.
- Trap: Ignoring map legend.
Quick revision
- Five map elements.
- Representative fraction.
- Primary vs secondary.
Practice MCQs
Which is NOT an essential element of a map?
- Scale
- Legend
- Author’s photograph
- Title
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Answer: (c) Author’s photograph. Maps need title, scale, direction, legend and grid.
On a 1:50,000 map, 2 cm represents —
- 500 m
- 1 km
- 2 km
- 50 km
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Answer: (b) 1 km. 1 cm = 0.5 km, so 2 cm = 1 km.
Closely spaced contour lines show a —
- steep slope
- flat plain
- river
- gentle slope
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Answer: (a) steep slope. Close contours mean a steep slope.
Topographical sheets in India are published by the —
- Census of India
- ISRO
- IMD
- Survey of India
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Answer: (d) Survey of India. Survey of India publishes toposheets.
A letter written in 1857 is a —
- primary source
- secondary source
- textbook
- map
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Answer: (a) primary source. Created at the time → primary.
A modern textbook chapter on the Mauryas is a —
- coin
- primary source
- secondary source
- inscription
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Answer: (c) secondary source. It interprets earlier evidence.
The legend or key of a map explains —
- the price
- the weather
- symbols and colours used
- the author’s life
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Answer: (c) symbols and colours used. The legend decodes symbols.
A map showing rainfall distribution is a —
- thematic map
- road map
- physical map
- political map
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Answer: (a) thematic map. Thematic maps show a particular theme.
To judge a source’s reliability, check its —
- author, purpose and date
- colour
- length only
- font
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Answer: (a) author, purpose and date. Who made it, why and when matter.
A representative fraction 1:100,000 means 1 cm represents —
- 10 km
- 100 km
- 1 m
- 1 km
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Answer: (d) 1 km. 100,000 cm = 1 km.
Notes and questions are written by Kundali IQ for practice. They are not official papers; always check the latest official notification for the syllabus and pattern.