What do topographical maps show?
Concept: On the Basis of Topographical Sheet
What do you mean by eastings and northings in a topographical map?
Concept: On the Basis of Topographical Sheet
Mention features of a grid system of a topo sheet.
Concept: On the Basis of Topographical Sheet
Explain the two types of grid references.
Concept: On the Basis of Topographical Sheet
Which is the most common method of showing relief or elevation on topo sheets?
Concept: On the Basis of Topographical Sheet
List some basic characteristics of contour lines.
Concept: On the Basis of Topographical Sheet
How are topo sheets prepared for India?
Concept: On the Basis of Topographical Sheet
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Eastings and northings cross each other to form a square known as a ______.
Concept: On the Basis of Topographical Sheet
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When referring to a grid, ______ are always stated first.
Concept: On the Basis of Topographical Sheet
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A contour line is an imaginary line that connects all points having the same ______.
Concept: On the Basis of Topographical Sheet > Interpret Contours on the Sheet (Height, Shape)
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In a grid system of a topo sheet, the lines that run vertically are called ______.
Concept: On the Basis of Topographical Sheet > Interpret Contours on the Sheet (Height, Shape)
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Contour lines do not ______ one another.
Concept: On the Basis of Topographical Sheet > Interpret Contours on the Sheet (Height, Shape)
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The contour lines of a hill are evenly spaced in the form of ______.
Concept: On the Basis of Topographical Sheet > Interpret Contours on the Sheet (Height, Shape)
| Column A | Column B | ||
| 1 | 45D/7 | a | To begin reading at topo sheet |
| 2 | South-west corner | b | Depression |
| 3 | Δ217 | c | topo sheet number |
| 4 | White portion in a topo sheet | d | Triangulated station |
| 5 | DEP | e | Barren land |
Concept: On the Basis of Topographical Sheet > Interpret Contours on the Sheet (Height, Shape)
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The contour lines for this feature are evenly spaced in the form of concentric circles.
Concept: On the Basis of Topographical Sheet > Interpret Contours on the Sheet (Height, Shape)
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The contours for this feature are oval with contours close to each other indicating steepness.
Concept: On the Basis of Topographical Sheet > Interpret Contours on the Sheet (Height, Shape)
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This feature can be identified by a drop in height of the contours.
Concept: On the Basis of Topographical Sheet > Interpret Contours on the Sheet (Height, Shape)
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The green area in a topo sheet contains
Concept: On the Basis of Topographical Sheet > Interpret Contours on the Sheet (Height, Shape)
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On the topographical map these water bodies are shown in black colour.
Concept: On the Basis of Topographical Sheet > Interpret Contours on the Sheet (Height, Shape)
State whether the following are true or false
A contour line is an imaginary line that connects all points having the same temperature.
Concept: On the Basis of Topographical Sheet > Interpret Contours on the Sheet (Height, Shape)
