Chapter 11: Thematic Mapping — Online MCQ Test
GEOGRAPHY · CLASS 12th · Tamil Nadu State Board
Practice Chapter 11: Thematic Mapping with a free chapter-wise online MCQ test.
This chapter covers: Focusing on specialized cartography this chapter covers techniques for constructing choropleth dot isopleth and symbol maps. Students learn to visualize demographic spatial and env....
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Chapter 11: Thematic Mapping — Important Questions & Answers
What is the main purpose of a thematic map?
- A. To show only political boundaries
- B. To represent a specific theme or pattern of geographic data
- C. To display only road networks
- D. To measure altitude using contour lines
Answer: B. To represent a specific theme or pattern of geographic data
A thematic map is designed to show the spatial distribution of one particular theme such as population, rainfall, or land use.
A thematic map is designed to show the spatial distribution of one particular theme such as population, rainfall, or land use.
Which map technique uses dots to represent the distribution of a phenomenon?
- A. Choropleth map
- B. Dot map
- C. Isopleth map
- D. Topographic map
Answer: B. Dot map
Dot maps show the distribution of a phenomenon by placing dots, where each dot represents a fixed quantity.
Dot maps show the distribution of a phenomenon by placing dots, where each dot represents a fixed quantity.
A student wants to show the density of population in Tamil Nadu districts. Which thematic map is most suitable?
- A. Dot map
- B. Choropleth map
- C. Route map
- D. Index map
Answer: B. Choropleth map
Population density is usually shown by choropleth mapping because it compares values across administrative units.
Population density is usually shown by choropleth mapping because it compares values across administrative units.
Which statement best explains why choropleth maps should use rates or ratios rather than raw totals?
- A. Because raw totals are always inaccurate
- B. Because areas of different sizes cannot be compared fairly using totals alone
- C. Because ratios cannot be shown on maps
- D. Because choropleth maps require equal population in every area
Answer: B. Because areas of different sizes cannot be compared fairly using totals alone
Choropleth maps compare areal units, so rates or densities give a fairer comparison than total numbers.
Choropleth maps compare areal units, so rates or densities give a fairer comparison than total numbers.
Which of the following statements is TRUE about thematic maps?
- A. They always show only physical features
- B. They focus on one selected theme and can be designed using different cartographic techniques
- C. They cannot represent social or demographic data
- D. They are used only in astronomy
Answer: B. They focus on one selected theme and can be designed using different cartographic techniques
Thematic maps are specialized maps that represent one theme, such as population, rainfall, vegetation, or transport.
Thematic maps are specialized maps that represent one theme, such as population, rainfall, vegetation, or transport.