(English Medium) ICSE Class 10 - CISCE Question Bank Solutions

What is a Fire line?

How is the importance of settlement reflected in a map?

What is a “Topographical Map”?

Convert the following scales into R.F.

What do you mean by ‘Marginal Information’?

Why are directions on a map important?

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.

What is a Watershed?

What are ‘Eastings’ and ‘Northings’?

 The area is measured by grid square method?

Which colours are used on toposheets? What is their significance?

What is a Nodal centre?

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.

 What is Concave Slope and Convex Slope? Explain?

(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.

(i) What is the importance of a Relief Map.

(ii) How can we show occupations by the evidences of names or by inference of relief features?

Name the various types of settlement patterns found on toposheet.

Give the meanings of the important terms used in toposheets.

Give a summary of dimension and scale of topographical maps.

Study the extract of the Survey of India Map sheet No. 45D/10 and answer the following questions:

(a) 
(i) Give the four figure grid reference of the settlement of Hamirpura.
(ii) Give the six figure grid reference of the temple in the settlement of Jolpur.

(b) 
(i) What does the blue coloured circle in the grid square 0619 represent?
(ii) What is the compass direction of Dantrai from Jolpur?

(c) What is the difference between the:
(i) Pattern of settlements in 0725 and the settlement of Idarla?
(ii) Drainage pattern of the streams in 0624 and those in 0824?

(d) 
(i) What is the value of the contour line in square 0226?
(ii) What is the contour interval in the map?

(e) Mention any two factors which provide evidence that the region in the map extract is a rural region.

(f) 
(i) How does the feature, indicated by the black curves in 0721, show that rainfall in this region is seasonal?
(ii) Mention one man-made feature in the map which also provides evidence that the rainfall is seasonal.

(g)
(i) Name two natural features in 0527.
(ii) Name two manmade features in 0325.

(h) Name two features which make Dantrai a more important settlement than the other settlements in the map extract.

(i) Calculate the area of the region which lies to the south of northing 21 in square kilometres.

(j)  What are the following?

(i) The black vertical line between eastings 09 and 10.
(ii) 302 in grid square 0425.