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प्रश्न
Study the extract of Survey of India Map Sheet No. 45D/7 and answer the following questions.
(a) What do you understand by Eastings and Northings?
(b) Give the meaning of each of the following conventional symbols located in the grid square 1622.
(i) 20r (ii) PO
(c) What is the general direction of flow of the Sipu Nadi, given in the map extract? Give one reason to support your answer.
(d) Give the six-figure grid reference of:
(i) The point where the canal leaves the earth work, dam market 10r.
(ii) The spot height 1425 in the South-east corner of the map extract.
(e) Andhra is a better developed settlement than Gulabganj. Give two reasons.
(f) Account for the necessity of ‘fireline’ in the jungle area of the given map extract.
(g)
(i) What main purpose is solved by most of the wells in grid square 1621?
(ii) Why is the water in some of these wells not suitable for drinking?
(h) Name two probable occupations of the people in the settlement of Tokra in squares 2220 and 2221.
(i) What is the total length of canal in metres?
(j) Give the angular distance of the temple in Pithapura in 2022 from Bhumi Margi hill top.
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उत्तर
(a) They are grid lines marked in red on the topo maps. The lines running vertically are called Eastings and those running horizontally are called Northings.
(b)
(i) 20r means that the relative depth of water level in the well is 20m.
(ii) PO is the conventional sign for the Post Office.
(c) East to south-west. It is evident from the decreasing value of the spot heights.
(d) (i) 223214 (ii) 236142
(e)
(i) Andhra is connected by a telephone line and Ghlabganj is not.
(ii) Andhra has a Post and Telegraph Office and Dak Bungalow.
(f) Fireline is clearing of 5 m in the forest to control the spread of forest fire. In the hot dry season these forests often suffer from severe problem of forest fire.
(g)
(i) The Brackish well in 1621 has saline water which is used for lime stock and washing purpose.
(ii) Due to large amount of dissolved salts the water is unfit for drinking.
(h) Cultivation and management of the reservoir.
(i) 12.5 cm/2 = 6.25 km.
(j) N140 W.
संबंधित प्रश्न
What are the following?
The black vertical line between eastings 09 and 10
Mention a special feature associated with the streams in grid square 9879.
What is the compass direction of Antroli (9576) and Chelkha (9281) from Sangla?
Study the extract of the Survey of India Map sheet No. 45D/10 and answer the following questions:
-
- Give the six-figure grid reference for the temple that is located to the southwest of Pithapura settlement. (1)
- Give the four-figure grid reference for a settlement where people of the region meet socially and for trade at least once in year. (1)
-
- What is the pattern of drainage seen in the grid square 2118? (1)
- What is the pattern of settlement seen in the grid square 1923? (1)
- What do each of the two numbers (281 printed in black colour and 20 printed in red colour) in the grid square 1818 indicate? (2)
-
- Name any two man-made features in grid square 2419. (1)
- Name any two natural features in grid square 2118. (1)
- What is the significance of the following?
- Fire line in grid square 2417. (1)
- Water body found in grid square 2221. (1)
- Calculate the area of the region between 16 and 19 Eastings and 18 and 22 Northings. Give your answer in square kilometers. (2)
- Give a reason for each of the following:
- The water in some of the wells in the north-west quarter of the map is not fit for drinking. (1)
- The region near Anadra and Gulabgani has many causeways. (1)
-
- What is the main means of irrigation used by people living in the area shown on the map? (1)
- What is the main occupation of the people of the region shown on the map? (1)
- Which, according to you, is the most important settlement? Give a reason to support your answer. (2)
- Name any two means of transport used by the people living in the area shown on the map extract. (2)
What do you understand by a causeway?
What is a Fire line?
What are ‘Eastings’ and ‘Northings’?
(i) On a topographical map two stations A and B are situated at height of 500 metres and 100 metres respectively. If the horizontal distance between them is 2 km, calculate the gradient.
(ii) On a topographical map, two places A and B are given. Calculate the gradient between them.
Study the extract of the Survey of India Map sheet No. 45D/10 and answer the following questions:
(a) Give the six figure grid reference of:
(i) The temple in village Dhavli
(ii) ∆ 480
(b) What do the following indicate?
(i) 6r in grid square 1903
(ii) The word Brackish in grid square 1403.
(c)
(i) In grid square 1909, several contours merge at one point. What does this represent?
(ii) State the significance of the red dotted lines in the map extract.
(d) Name the type of rainfall experienced in the region shown in the map extract. Give a reason to support your answer.
(e) How does the drainage pattern in grid square 1606 differ from the drainage pattern in grid square 1708?
(f)
(i) What is the pattern of settlement in grid square 1904?
(ii) Name the settlement that has a post office.
(g) Name two landforms represented by the pattern of contours in grid square 1608.
(h) Calculate the ground distance in kilometres along the metalled road between the causeway in 1502 and the distance stone marked ’14’ in grid square 1203.
(i) State two reasons for the absence of human habitation in the north eastern region of the map extract.
(j)
(i) Mention the difference in height between the highest spot height in the map extract and the contour height in grid square 1006.
(ii) What is the compass direction of Patlawa ka Goliya (590.) from Kacholi Dunga (443.)?
Study the extract of the Survey of India Map sheet No. 45D/10 and answer the following questions:
(a) Give the six figure grid reference of:
(i) Triangulated height 217
(ii) A lined well near Chekhla.
(b)
(i) Name the left bank tributary of the main river.
(ii) State the direction in which this left bank tributary is flowing.
(c)
(i) Mention a special feature associated with the streams in grid square 9879.
(ii) Name the types of drainage pattern found in grid square 9382.
(d) Give the four grid reference of each of the following:
(i) Open scrub
(ii) Bantawada.
(e) Name two relief features that can be seen in grid square 9782 and 9574.
(f) Why do you find limited cultivation in the map extract?
(g) What is the compass direction of Antroli (9576) and Chekhla (9281) from Sangla?
(h) What type of rainfall is experienced in the region shown in the map extract? Justify your answer giving one reason.
(i) Calculate the distance in kilometres along the cart track between Chitrasani (999747) and Pirojpura (978753).
(j)
(i) What is the geographical name that you would give to the general pattern of settlements in the region shown on the map?
(ii) Name one region shown on the map which is unsuitable for the cultivation of crops.
