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What is a Flat land?
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What do you understand by the term Grid?
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What are ‘National Grid Reference’?
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Describe the importance of colours on the toposheet?
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What do you understand by a causeway?
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What is a River system.
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What is a Fire line?
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How is the importance of settlement reflected in a map?
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What is a “Topographical Map”?
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Convert the following scales into R.F.
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What do you mean by ‘Marginal Information’?
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Why are directions on a map important?
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Calculate the average gradient along the two stations A and B, if the horizontal distance between them is 1,200 metres and the vertical difference in height is 240 metres.
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What is a Watershed?
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What are ‘Eastings’ and ‘Northings’?
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The area is measured by grid square method?
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Which colours are used on toposheets? What is their significance?
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What is a Nodal centre?
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The distance is measured on the topographic map. There are two methods of measuring distance on the toposheets,
(i) Direct-method,
(ii) Indirect method.
Measuring straight distance is a direct method and measuring through a winding course is an indirect method. Explain both the methods.
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What is Concave Slope and Convex Slope? Explain?
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