What are the two types of quadrangle maps?

• A. Topographic and Planimetric
• B. Political and Physical
• C. Thematic and Basemap
• D. Contour and Relief

Answer: (A)

The main concept is how quadrangle map sheets are categorized by how they represent the ground. There are two common forms: topographic maps, which show elevation and terrain with contour lines and shading so you can read hills, valleys, and slopes, and planimetric maps, which present features like roads, rivers, and boundaries in a flat, horizontal layout without showing elevation. This distinction matters because one type gives you the ups and downs of the land, while the other focuses on the layout of features without terrain information. The other options mix map kinds that aren’t the standard two forms of quadrangle sheets: political and physical describe what a map shows in a broad sense, thematic and basemap refer to map uses or layers, and contour and relief are features you’d find on a map rather than separate quadrangle types.