___________ are also called ordnance survey (OS) maps.
Wall maps
Topographical maps
Road maps
None of these
What does a 1:25 ,000 topographic map represents ?
1 cm of the map refers to 25,000 cm on the ground
25,000 cm of the map refers to 1 cm on the ground
1 cm of the map refers to 25,000 km on the ground
1 cm of the map refers to 25 cm on the ground
Which of the following feature suggests the upper course of a river?
Interlocking spurs
Truncated spurs
Meanders
Deltas
How many digits are used to represent a square reference?
2
4
6
8
Which of the following is a feature of lower course of a river ?
Rapids
Oxbow lakes
Vertical lines of the Grid in a topographic map is also called ___________.
Eastings
Northings
Both 1 & 2
What are used to investigate the relationship between two variables (or aspects ) for a set of paired data?
Scatter graphs
Pie chart
Bar charts
Triangular graphs .
For a Grid reference 691046 ,which is the figure that represents the eastings?
691
910
104
046
What are used to show data that can be divided into three parts ?
Measurement on an OS map is made easier by using .
Contour lines
Grid lines
Pie charts
