Answer: i nucleated ii people build their houses in areas where there are wells and they can do some farming. Question 4: Study the extract of the Survey of India Map sheet No. As a result of this each specialised group of map users sets up its own standards for classification. Legends Every map contains a legend or a key. They are able to pluck the leaves delicately.
Distinguish between an East-flowing and a West-flowing river. Answer: The mode of transport is cart track. Give reasons to support your answer. Abu being the highest point of the area is the centre from which the rivers radiate. Answer: Six colours are used in a survey map to show various features.
Answer: i Cliff ii Footpath. Methods of Expressing Scales The scales can be expressed in three ways: 1. Answer: i Village huts and wells. What are the brown lines known as? Question 13: The area is measured by grid square method? Give two reasons in support of the statement. What are the 3 points in determining height? Bearing is the horizontal angle between the North and line joining the position- of the observer and the object in a clockwise direction. Joins points of equal heights.
What do the following numbers in grid square 1718 and 1818 mean? The signs and symbols include lines, icons, alphabets, shadings and colours. Answer: i The direction of the Sipu river is from North-east to South-west. Give two reasons to support your answer. Dense settlements : Fertile plains and wide river valleys. The height is not very accurate as the distance on the ground are surveyed by angular measurement and calculated by trigonometry. In which quarter of the map you will find dense population? Answer: i 8189 ii 8188.
The Banas river not to be confused with the Banas river which is a tributary of the Chambal river to the north flows into the swampland area of the Little Rann, north-east of the Gulf of Kutch. Easting value first; and 2. They show approximate heights above sea level as they are used to indicate the elevations of the area which are not accessible for proper suvey. Answer: This region experiences low and seasonal rainfall. Thus, the sixth digit comes to 8. Answer: i No large settlement ii No metalled road f i How does the feature, indicated by the black curves in 0721, show that rainfall in this region is seasonal? The unit of measurement can be changed or converted to any unit. Give the six figure grid reference of 5r.
Answer: Natural source of irrigation is Sukli Nadi. For example at every 100 mts the contour line is made darker. They serve as guides to small units like battalions and patrol units prior to and during movements anywhere near the front line. After completing the distance stretch the thread and measure the length. For example 1cm on the map represents 1 km on the ground. · Sparse Settlements : forests, deserts, mountain slopes, plateaus and hill tops with poor vegetation· Absence of Settlements: Swamps, marsh land, sandy deserts, thick impenetrable forests, flood-prone areas, steep mountain slopes.
It is common in the desert area and in the areas of gully erosion. Instead of showing the details in their true or visible shape and size, it uses symbols that may or may not have similarities with the shape and size of objects represented. There is only one small town, Chitrasani, in the southeast corner, which is linked by rail and pucca metalled road. Answer: i South-East ii Metalled road and cart track d What do the following numbers in grid square 1718 and 1818 mean? A larger part of the plain is sandy and presence of sand dimes indicates desert conditions. Answer: The shape of contours enable to identify the different features of a river valley.
Answer: Topographical map gives detailed information about physical features and man-made features of a small area. Note: i In all Map Work, make wise use of arrows to avoid overcrowding of the map. Thus, the third digits comes to 3. It indicates occupation as sheep or goat rearing. For example 1:1,000,000 means one unit of distance on the map corresponds to 1,000,000 units of distance on the ground.