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Chapters
2: Data Processing
▶ 3: Graphical Representation of Data
4: Use of Computer in Data Processing and Mapping
5: Field Surveys
6: Spatial Information Technology
![NCERT solutions for Practical Work in Geography [English] Class 12 chapter 3 - Graphical Representation of Data - Shaalaa.com](/images/practical-work-in-geography-english-class-12_6:b17ea400b5194a138b840ecca9189d11.jpg "NCERT solutions for Practical Work in Geography [English] Class 12 chapter 3 - Graphical Representation of Data")
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Solutions for Chapter 3: Graphical Representation of Data
Below listed, you can find solutions for Chapter 3 of CBSE NCERT for Practical Work in Geography [English] Class 12.
NCERT solutions for Practical Work in Geography [English] Class 12 3 Graphical Representation of Data Exercise [Pages 52 - 53]
Choose the right answer from the four alternatives given below:
Which one of the following map shows the population distribution:
Choropleth maps
Isopleth maps
Dot maps
Square root maps
Which one of the following is best suited to represent the decadal growth of population?
Line graph
Bar diagram
Circle diagram
Flow diagram
Polygraph is constructed to represent:
Only one variable
Two variables only
More than two variables
None of the above
Which one of the following maps is known as “Dynamic Map”?
Dot map
Choropleth
Isopleth
Flow map
What is a thematic map?
Differentiate between multiple bar diagram and compound bar diagram.
What are the requirements to construct a dot map?
Describe the method of constructing a traffic flow map.
What is an Isopleth map? How an interpolation is carried out?
Describe and illustrate important steps to be followed in preparing a choropleth map.
Discuss important steps to represent data with help of a pie-diagram.
NCERT solutions for Practical Work in Geography [English] Class 12 3 Graphical Representation of Data Activity [Pages 53 - 54]
Represent the following data with the help of a suitable diagram.
India: Trends of Urbanisation 1901-2001
| Year | Decennial growth (%) |
| 1911 | 0.35 |
| 1921 | 8.27 |
| 1931 | 19.12 |
| 1941 | 31.97 |
| 1951 | 41.42 |
| 1961 | 26.41 |
| 1971 | 38.23 |
| 1981 | 46.14 |
| 1991 | 36.47 |
| 20001 | 31.13 |
Represent the following data with the help of suitable diagram.
India: Literacy and Enrolment Ratio in Primary and Upper Primary Schools
| Year | Literacy Ratio |
Enrolment Ratio Primary |
Enrolment Ratio Upper Primary |
||||||
| Person | Male | Female | Boys | Girls | Total | Boys | Girls | Total | |
| 1950-51 | 18.3 | 27.2 | 8.86 | 60.6 | 25 | 42.6 | 20.6 | 4.6 | 12.7 |
| 1999-2000 | 65.4 | 75.8 | 54.2 | 104 | 85 | 94.9 | 67.2 | 50 | 58.8 |
Represent the following data with help of pie-diagram.
India: Land use 1951-2001
| 1950-51 | 1998-2001 | |
| Net Sown Area | 42 | 46 |
| Forest | 14 | 22 |
| Not available for cultivation | 17 | 14 |
| Fallow Land | 10 | 8 |
| Pasture and Tree | 9 | 5 |
| Cultruable Waste Land | 8 | 5 |
Study the table given below and draw the given diagrams/maps.
Area and Production of Rice in major States
| States | Area in 000 ha | % to total area | Production 000 tones | % to total production |
| West Bengal | 5,435 | 12.3 | 12,428 | 14.6 |
| Uttar Pradesh | 5,839 | 13.2 | 11,540 | 13.6 |
| Andhra Pradesh | 4,028 | 9.1 | 12,428 | 13.5 |
| Punjab | 2,611 | 5.9 | 9,154 | 10.8 |
| Tamil Nadu | 2,113 | 4.8 | 7,218 | 8.5 |
| Bihar | 3,671 | 8.3 | 5,417 | 6.4 |
- Construct a multiple bar diagram to show the 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 of production of rice in States.
Show the following data of temperature and rainfall of Kolkata with a suitable diagram.
| Months | Temperature in º C | Rainfall in cm |
| Jan | 19.6 | 1.2 |
| Feb | 22.0 | 2.8 |
| Mar | 27.1 | 3.4 |
| Apr | 30.1 | 5.1 |
| May | 30.4 | 13.4 |
| June | 29.9 | 29.0 |
| Jul | 28.9 | 33.1 |
| Aug | 28.7 | 33.4 |
| Sep | 28.9 | 25.3 |
| Oct | 27.6 | 12.7 |
| Nov | 23.4 | 2.7 |
| Dec | 19.7 | 0.4 |
Solutions for 3: Graphical Representation of Data
NCERT solutions for Practical Work in Geography [English] Class 12 chapter 3 - Graphical Representation of Data
Shaalaa.com has the CBSE Mathematics Practical Work in Geography [English] Class 12 CBSE solutions in a manner that help students grasp basic concepts better and faster. The detailed, step-by-step solutions will help you understand the concepts better and clarify any confusion. NCERT solutions for Mathematics Practical Work in Geography [English] Class 12 CBSE 3 (Graphical Representation of Data) include all questions with answers and detailed explanations. This will clear students' doubts about questions and improve their application skills while preparing for board exams.
Further, we at Shaalaa.com provide such solutions so students can prepare for written exams. NCERT textbook solutions can be a core help for self-study and provide excellent self-help guidance for students.
Concepts covered in Practical Work in Geography [English] Class 12 chapter 3 Graphical Representation of Data are Construction of Diagrams, Classification of Thematic Maps Based on Method of Construction, Representation of Data, General Rules for Drawing Graphs, Diagram and Maps.
Using NCERT Practical Work in Geography [English] Class 12 solutions Graphical Representation of Data exercise by students is an easy way to prepare for the exams, as they involve solutions arranged chapter-wise and also page-wise. The questions involved in NCERT Solutions are essential questions that can be asked in the final exam. Maximum CBSE Practical Work in Geography [English] Class 12 students prefer NCERT Textbook Solutions to score more in exams.
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