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Question
Write short note on ‘Marginal Information’ in Topographical sheets.
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Solution
Marginal Information: It includes the topographical sheet number, its location, grid references, its extent in degrees and minutes, scale, the districts covered, etc. In other words, it provides information related to what exactly a topographical sheet is showing. Without this marginal information, it is not possible to derive any meaning from a topographical sheet.
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(i) Mention the difference in height between the highest spot height in the map extract and the contour height in grid square 1006.
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(a)
Give the six figure grid reference of:
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(b)
Give the four figure grid reference of each of the following:
(i) The confluence of the Sipu River and the Mahadeviyo Nala.
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What do the following represent?
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(ii) The blue line in the bed of the Sipu River.
(e)
(i) What is the general pattern of settlements in the region shown on the map?
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(g)
(i) What is the main form of transport in this region?
(ii) Give the map evidence for your answer.
(h)
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(ii) What is the general direction of flow of the Arado. N?
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(i) Name the type of drainage pattern found in grid square 8584.
(ii) What do you mean by 25r in grid square 8286?
(j)
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(ii) What is the R.F. shown on this map extract?
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(j) Give the angular distance of the temple in Pithapura in 2022 from Bhumi Margi hill top.
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(a) (i) What does the abbreviation R. F., stand for?
(ii) What does 20r (grid sq. 8295) mean.
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(b)
(i) What type of relief do you observe in north-west of the map (West Panswala)?
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(c)
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(g)
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(ii) Well with water near village Gonodara.
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(ii) State why does it flow in this particular direction?
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(g)
(i) What is the meaning of the term open scrub printed on the map.
(ii) How do you get an idea of the general nature of the slope in this area?
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R. F. 1: 50,000
Part of the Topographical Sheet No 63K/12
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R. F. 1: 50,000
Part of the Topographical Sheet No 63K/12
Identify the survey sheet of your city. Make a list of the important features both man-made and natural.
