(a) Explain the term karsi topography (b) Name any four features found in karst regions (c) Highlight five characteristics of karst regions
Explanation
(a) The term Karst Topography is one which is made up of a large stretch of limestone. It is known as limestone region. Example is the Karst District of Yugoslavia. (b) FEATURES OF KARST TOPOGRAPHY (i) Pillars. (ii) Glints. (iii) Uvala. (iv) Poiges. (v) Crike. (vi) Sink holes (vii) Limestone gorge. (viii) Swallow holes. (ix) Dolines. (x) Stalagnite and stalagtiles. (xi) Dry valleys (c) CHARACTERISTICS OF KARST REGION (i)Absence of surface drainage, (ii) Presence of joints (iii) Inadequate vegetation cover. (iv) Underground drainage. (v) Highly soluble. (vi) Bleak landscape occasionally broken by precipitous slopes. (vii) Presence of swallow holes, limestone gorges, doline, uvala. (viii) Resurgent streams. (ix) Caven or carvens. (x) Presence of dry surface valleys.