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प्रश्न
What is a Nodal centre?
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उत्तर
A town, which is at the junction of many routes is usually very important and is known as a nodal centre. A nodal centre has generally a dense settlement. Big towns, having dense settlements, reflect the availability of industry and commerce. The availability of minerals can also cause the growth big towns.
संबंधित प्रश्न
Name one offshore oil field of India
Name the state that produces the largest amount of limestone.
Give the four figure grid reference of the settlement of Hamirpura.
What is the compass direction of Dantrai from Jolpur?
Name two relief features that can be seen in grid square 9782 and 9574.
Why do you find limited cultivation in the map extract? Give two reasons for your answer
What is a Flat land?
(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.
Give the meanings of the important terms used in toposheets.
Study the extract of the Survey of India Map Sheet No. 45D/10 and answer the following questions: (Map G)
(a) Give the four-figure grid reference of:
(i) Dadarla (ii) Bhamra
(b) Which is the largest settlement shown on the map extract? Which one communication facility is exclusively available to this settlement?
(c) What does RF stand for? State the RF of the map provided to you.
(d) What is the total area of the actual ground represented in the map extract? (Show with the help of a simple calculation)
(e) What is meant by ‘contour interval’? State the contour interval of the toposheet provided to you
(f) State the highest and the lowest spot heights found on the map extract. Also mention whether they are in metres or in feet.
(g) Give the six-figure grid reference of:
(i) Spot height 339 (ii) Permanent hut located near Dhad Talao.
(h) What, according to you is the main (i) occupation, and (ii) religion of the people of the above area?
(i) Name one ‘natural’ and one ‘man-made’ source of irrigation used in this region.
(j) Name the general mode of transportation used in this region. What special feature of this mode is mentioned in the map extract?
