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प्रश्न
What is a Watershed?
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उत्तर
A watershed or water divide is a ridge which separates the tributaries draining towards one side of it from those drawing towards the other. A watershed is never half way up a slope and on the two sides of it, the slope must be opposite and downwards.
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संबंधित प्रश्न
What does the blue coloured circle in the grid square 0619 represent?
What are the following?
The black vertical line between eastings 09 and 10
What are the following?
302 in grid square 0425
Why do you find limited cultivation in the map extract? Give two reasons for your answer
What is a Flat land?
What do you understand by the term Grid?
What are ‘Eastings’ and ‘Northings’?
Which colours are used on toposheets? What is their significance?
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.
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 307.
(ii) The spot height 196.
(b)
Give the four figure grid reference of each of the following:
(i) The confluence of the Sipu River and the Mahadeviyo Nala.
(ii) Sheet rock.
(c) Measure the shortest distance in kilometres between the temple in, grid square 8192, and the perennial lined well at Bhakodar 8188.
(d)
What do the following represent?
(i) Black curved lines in 7788.
(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?
(ii) Give a reason for your answer.
(f) Which is the chief form of irrigation shown in the map extract? Why is it necessary?
(g)
(i) What is the main form of transport in this region?
(ii) Give the map evidence for your answer.
(h)
(i) What is the compass direction of Dantiwada, 8582, fromBhadli Kotha, 7886?
(ii) What is the general direction of flow of the Arado. N?
(i)
(i) Name the type of drainage pattern found in grid square 8584.
(ii) What do you mean by 25r in grid square 8286?
(j)
(i) What is meant by ‘R.F.’?
(ii) What is the R.F. shown on this map extract?
