Chapter 10: Map Projection — Online MCQ Test
GEOGRAPHY · CLASS 12th · Tamil Nadu State Board
Practice Chapter 10: Map Projection with a free chapter-wise online MCQ test.
This chapter covers: This chapter explores mathematical methods for representing the curved Earth on flat surfaces. Students examine cylindrical conical and zenithal projections along with their constr....
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Chapter 10: Map Projection — Important Questions & Answers
What is a map projection?
- A. A method of showing relief by contour lines
- B. A mathematical method of representing the curved Earth on a flat surface
- C. A technique for measuring rainfall on a map
- D. A system of classifying climate regions
Answer: B. A mathematical method of representing the curved Earth on a flat surface
A map projection is used to transfer the Earth's curved surface onto a flat map. Because the Earth is spherical, some distortion is always involved.
A map projection is used to transfer the Earth's curved surface onto a flat map. Because the Earth is spherical, some distortion is always involved.
Which of the following is NOT a type of map projection?
- A. Cylindrical projection
- B. Conical projection
- C. Zenithal projection
- D. Topographic projection
Answer: D. Topographic projection
Cylindrical, conical, and zenithal are the main types of projections studied in this chapter. Topographic maps are a different kind of map, not a projection type.
Cylindrical, conical, and zenithal are the main types of projections studied in this chapter. Topographic maps are a different kind of map, not a projection type.
Which projection is most suitable for mapping the whole world with correct direction but distorted size?
- A. Cylindrical projection
- B. Conical projection
- C. Zenithal projection
- D. Gnomonic projection
Answer: A. Cylindrical projection
Cylindrical projections, especially the Mercator type, preserve direction well, which makes them useful for world maps. However, size and area become distorted toward the poles.
Cylindrical projections, especially the Mercator type, preserve direction well, which makes them useful for world maps. However, size and area become distorted toward the poles.
Which statement about a cylindrical projection is correct?
- A. Parallels and meridians are curved throughout the map
- B. It is most accurate near the poles
- C. It is usually used for equatorial regions and world maps
- D. It cannot be developed into a flat surface
Answer: C. It is usually used for equatorial regions and world maps
Cylindrical projections are most suitable near the equator because distortion increases away from the line of contact. They are commonly used for world maps and equatorial zones.
Cylindrical projections are most suitable near the equator because distortion increases away from the line of contact. They are commonly used for world maps and equatorial zones.
A map projection is being prepared for a polar region. Which projection would generally be most appropriate?
- A. Zenithal projection
- B. Conical projection
- C. Cylindrical projection
- D. Mercator projection
Answer: A. Zenithal projection
Zenithal projections are suitable for areas around a central point, especially polar regions. Their distortion is least near the point of tangency or projection.
Zenithal projections are suitable for areas around a central point, especially polar regions. Their distortion is least near the point of tangency or projection.