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Displaying 3 out
of 5
questions & answers.
- Cartography - An art of map drawing which represents the world and ts features on a at surface.
- Scale - A ratio between a distance measured on a map and the corresponding distance on the surface, connecting two given points, represented by the same unit.
- Contour - Lines drawn in brown, joining place of equal height above the sea level.
- Contour Interval - The difference in elevation between successive contours is called the contour interval. The vertical distance between two adjacent contour lines is 20 m. It is called VI or vertical interval.
- Gradient - The degree or slope of a land surface, expressed as a percentage or an angular measurement from the horizontal.
- Ordnance Survey Map - A topographical map made by conducting an accurate and authentic survey by scale. These maps were first made by the British Army, hence the use of word ordnance. It portrays both natural and man-made features of the ground.
- Conventional Signs & Symbols - Natural and man-made features depicted on the map by means of signs and symbols on the topographical map in colour. These are universally accepted.
- Fire line - A cleaning made in the forest to prevent spread of fire.
- Broken ground - Found in and regions where the topsoil gets eroded due to flooding during rainy season. It Is uncultivable.
- Embankment - A bank or mound of cement constructed along a tank or artificial lake to prevent flooding.
- Stony waste - Land covered with rock boulders and stones. It is shown as a white patch with stony waste printed on it.
- Rock outcrop - Subsoil is exposed and cultivation is not possible.
- Settlements :
Nucleated - Permanent huts shown in cluster. grouped together or close together.
Linear - Permanent huts shown in either side of a river or road.
Scattered - Permanent huts shown in dispersed manner.
Q1.
Fill in the blanks:
- The difference in elevation between successive contours is called ________________.
- Contours are imaginary lines joining places of _______________ above sea level.
- In nucleated settlement permanent huts are shown in a ____________________.
- In scattered settlement the permanent huts are shown in ___________________ manner.
- When contours are drawn close together they show ________________ slope.
- When contours are drawn far apart, they show ____________________ slope.
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Answer:
S A M P L E
- slope
- equal height
- red squares
- small dots
- steep
- gentle
Q2.
Tick the correct answer:
- A plateau shown in contours has a
- steep top
- flat top
- conical top
- rectangular top
- A cliff is of
- steep rock
- gentle rock
- conical slope
- undulating rock
- A saddle is a
- shallow depression
- depression
- a pass between two hills
- a narrow passage
- A col is formed
- between the ridge of a watershed
- between two plateaus
- between two v-shaped valleys
- between two hills
- Linear settlements are found on
- either side of a river
- in the plains
- in the mountain area
- in the valley area
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Answer:
S A M P L E
- (ii) flat top
- (i) steep rock
- (i) shallow depression
- (i) between the ridge of a watershed
- (i) either side of a river
Q3.
Study the survey of India toposheet 45D/10 given on page 22 and answer the following questions:
- Which is the largest settlement? Name and identify it.
- How are linear and scattered settlements shown?
Explain by means of a drawing in your notebook. - What type of settlements are Wahan and Gulabaganj? Give a reason for your answer.
- How are scattered settlements show in the map? Name them.
- Identify a gentle slop and steep slope by means of drawing contours in your notebook in brown colour.
- Why is Anadra an important town? State its favourable features (any 2).
- In what colour are contours shown on the map and what is the contour interval?
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Answer:
S A M P L E
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