Ncert Solutions Of Class 10th Geography Chapter 3 Video
Question1 i. Which one of the following map shows the population distribution? Question1 ii. Which Ncert Solutions Of Class 10th Geography Chapter 3 Video one of the following is best suited to represent the decadal growth of population? Question1 iii. Polygraph is constructed to represent: a Only one variable b Two variables only c More than two variables d None of the above Answer: c More than two variables.
Question1 iv. Question 2 i. What is a thematic map? Answer: Maps drawn to study a particular Ncert Solutions Of Class 10th Geography Chapter 3 Video Ncert Solutions Of Class 10th Geography Chapter 3 Video theme like rainfall, temperature, soil type, etc. Thematic maps, graphs and diagrams serve a useful purpose Class 10th Of Solutions Video Chapter Ncert 3 Geography in providing a comparison between the internal variations within the data of different characteristics represented.
Question 2 ii. Differentiate between multiple bar diagram and compound bar diagram. Answer: Multiple Bar Diagram: Multiple bar diagrams are constructed to represent two or more than two variables for the purpose of comparison. For example, we can draw two bars one indicating literacy rate of males Ncert Solutions Of Class 10th Geography Chapter 3 Video and other literacy rate of females. Compound Bar Diagram: When different components are grouped in one set of variables or different variables of one component are put together, their representation is Ncert Solutions Of Class 10th Geography Chapter 3 Video made by a compound bar diagram.
In this method, different variables are shown in a Ncert Solutions Of Class 10th Geography Chapter 3 Video single bar with different rectangles. For example, total electricity produced in India is sub-divided into hydro power, thermal power, nuclear power, etc.
Question 2 iii. What are the requirements to construct Geography 10th Solutions Class Chapter 3 Ncert Of Video Ncert Solutions Of Class 10th Geography Chapter 3 Video a dot map? Answer: The dot maps are drawn to show the distribution of phenomena such as population, cattle, types of crops, etc. The dots of same size as per the chosen scale are marked over the given administrative units to highlight the patterns of distribution.
Question 2 iv. Describe the method of constructing a traffic flow map. Answer: Traffic flow map is a combination of graph and map. It is drawn to show the flow of commodities Ncert Solutions Of Class 10th Geography Chapter 3 Video Ncert Solutions Of Class 10th Geography Chapter 3 Video or people between the places of origin and destination. It is also called Dynamic Map. Transport map, which shows number of passengers, vehicles, etc.
These charts are drawn using lines of proportional width. Many government agencies prepare traffic flow maps to show density of the means of transportation on different routes. Question 2 v. What is an Isopleth map? How an interpolation is carried out? Answer: The word Isopleth is derived from Iso meaning equal and pleth means lines. Thus, an imaginary line, which joins the places of equal values, is referred as Isopleth.
The more frequently drawn isopleths include Isotherm equal temperature , Isobar equal pressure , Isohyets equal Geography Chapter Of Video Class Ncert Solutions 3 10th rainfall , Isonephs equal cloudiness , Isohels equal sunshine , contours equal heights , Isobaths equal Ncert Solutions Of Class 10th Maths Chapter 1 Exercise 1.2 Read depths , Isohaline equal salinity , Ncert Solutions Of Class 10th Geography Chapter 3 Video etc.
Generally, drawing of isopleths joining the places of the same value is also termed as interpolation. Question 2 vi. Describe and illustrate important steps to be followed in preparing a Choropleth map. Answer: The Choropleth maps are drawn to prepare the characteristics of data as they Ncert Solutions Of Class 10th Geography Chapter 3 Video are related to the administrative units. These means are used to represent the literacy rate, sex ratio and density of population. Steps to be followed:. Question 2 vii. Construct a pie chart with this information.
Students in an adult school were surveyed about the type of Ncert Solutions Of Class 10th Geography Chapter 3 Video transport they use to travel to school. Question 1. Represent the following data with the help of suitable diagram. Question 2. Question 3. Represent the following data with help of pie-diagram. India: Land use Answer:. Question 4. Area and Production of Rice in Major States.
Construct a multiple bar diagram to show area under rice in each state. Construct a pie-diagram to show the percentage of area under rice in each state. Construct a dot map to show the production of rice in each state. Construct a Choropleth map to show the percentage Ncert Solutions Of Class 10th Geography Chapter 3 Video of production of rice in states. Answer: a b c d. Question 5. Show the following data of temperature and rainfall of Kolkata with a suitable diagram.
What are data? How Ncert Solutions Of Class 10th Geography Chapter 3 Video Ncert Solutions Of Class 10th Geography Chapter 3 Video are these important? Answer: Numerical and quantitative measurement of geographical events, human activities and their interrelationship are called data. In other words, quantitative information is called datum.
Therefore, data are also Ncert Solutions Of Class 10th Geography Chapter 3 Video called quantitative information. What is the Chinese proverb in context of diagrams, graphs and maps? Hence, Ncert Solutions Of Class 10th Geography Chapter 3 Video the graphic method of the representation of data enhances our understanding, and makes the comparisons Solutions Of Video 3 Class 10th Ncert Geography Chapter easy. Why is statistics needed? Answer: Statistics are used by geographers, economists, statisticians, resource scientists, planners, decision-makers and some other persons who need to do comparative study and to derive findings.Ncert Solutions Of Class 10th Geography Chapter 3 Video
What are the general rules related to construction of graphs, maps and diagrams? Answer: General rules for drawing graphs, maps and drawing are: a Selection of a Suitable Method b Selection Ncert Solutions Of Class 10th Geography Chapter 3 Video of Suitable Scale c Design: It includes title, legend, and direction. Name the most commonly used graphs and maps.
Answer: The most commonly drawn diagrams and maps and the way they are constructed are:. Question 6. When are thematic maps drawn? Answer: Thematic maps, graphs and diagrams serve a useful purpose in providing a comparison between the internal variations within the data of different characteristics represented.
Question 7. What are different types of quantitative thematic maps? Answer: There Ncert Solutions Of Class 10th Geography Chapter 3 Video are three types of quantitative thematic maps:. Question 8. What are dot maps? Question 9. What are choropleth maps? Answer: The choropleth maps are also drawn to depict the data characteristics Ncert Solutions Of Class 10th Geography Chapter 3 Video as they are related to the administrative units.
Question What are more frequently drawn isopleths? Answer: Ncert Solutions Of Class 10th Geography Chapter Ncert Solutions Of Class 10th Geography Chapter 3 Video 3 Video The more frequently drawn isopleths include isotherm equal temperature , isobar equal pressure , isohyets equal rainfall , isonephs equal cloudiness , isohels equal sunshine , contours equal heights , isobaths equal depths , isohaline equal salinity , Ncert Solutions Of Class 10th Geography Chapter 3 Video etc. Why is a flow map called a dynamic map? Answer: Flow map is drawn to Ncert Solutions Of Class 10th Geography Chapter 3 Video show the flow of commodities or people between the places of origin and destination. Since it shows many variables together and deals with flow phenomenon, it is also called dynamic map.
In how many categories are maps and graphs used to present data? Answer: The diagrams Ncert Solutions Of Class 10th Geography Chapter 3 Video and the maps to represent data can be grouped into the following types: a One-dimensional diagrams such as line graph, polygraph, bar diagram, histogram, age, sex, pyramid, etc.
What do you mean by isopleth? Answer: The word Isopleth is derived from. Iso means equal and pleth means lines. Thus, an imaginary line, which joins the places of equal values, is referred to as isopleth. The more frequently drawn isopleths include isotherm equal temperature , isobar equal pressure , isohyets equalrainfall , Ncert Solutions Of Class 10th Geography Chapter 3 Video isonephs equal cloudiness , isohels equal sunshine , contours equal heights , isobaths equal depths , isohaline equal salinity , Ncert Solutions Of Class 10th Geography Chapter 3 Video etc.
What is a line graph? For which type of data are they used?
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