ICSE-X-Geography
01: Map Study: Interpretation of Topographical Maps Class 10 Geography
- #14Which colours are used on toposheets? What is their significance?
Ans :
Six colours are used in a survey map to show various features. They are as follows:
- Black: All names, river banks, broken grounds, dry streams, surveyed trees, heights and their numbering, railway tracks, telephone and telegraph lines.
- Yellow: All cultivated areas.
- Green: All wooded/forested areas, scattered trees and scrubs.
- Brown: Contour lines, their numbering, stony waste, sand features.
- Blue: All water bodies, where they contain water.
- Red: Grid lines and their numbering, roads, cart tracks, settlements, huts and other buildings.