From the following the Karst Landscape 'Hums' can be matched with:

Question

Accepted Answer

Hums in a Karst landscape are best matched with Inselberge (Option 2) because:

*   **Hums are remnants of resistant rock within a karst landscape.** Karst landscapes are characterized by dissolution of soluble rocks like limestone. This dissolution creates features like sinkholes, caves, and disappearing streams. However, some areas within a karst region may be composed of more resistant rock that doesn't dissolve as easily. These resistant remnants stand out as isolated hills or knobs after the surrounding soluble rock has been eroded away.

*   **Inselberge are isolated rock hills or mountains that rise abruptly from a relatively level plain.** This description perfectly fits the appearance and formation of hums in a karst environment. The resistant rock forms the inselberg (hum), while the surrounding dissolved limestone creates the plain.

Now, let's explain why the other options are incorrect:

*   **Option 1: Coulee Lake:** Coulee lakes are formed in scablands by glacial meltwater erosion. They are not associated with karst topography or the differential erosion of resistant rock.

*   **Option 3: Barkhan:** Barkhans are crescent-shaped sand dunes formed by wind action in desert environments. They have no connection to karst landscapes or the presence of resistant rock outcrops.

*   **Option 4: Hamada:** Hamadas are barren, rocky plateaus in desert environments, typically composed of exposed bedrock. While they involve erosion, they are not specifically related to the differential erosion within a karst landscape that creates hums. Hamadas are also not isolated hills like hums.

Therefore, Inselberge (Option 2) is the most appropriate match for hums in a karst landscape due to the shared characteristic of being isolated, resistant rock features rising from a relatively level plain created by differential erosion.