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The ‘Meseta Plateau’ occupies the central part of which country? (A) France (B) Spain (C) Turkey (D) Mexico
Geographically, the Meseta is the most significant physical feature of the Iberian Peninsula. It is a "Continental Plateau" that has been tilted slightly toward the west, causing most of its major rivers (like the Tagus and Duero) to flow into the Atlantic through Portugal. The plateau is characteriRead more
Geographically, the Meseta is the most significant physical feature of the Iberian Peninsula. It is a “Continental Plateau” that has been tilted slightly toward the west, causing most of its major rivers (like the Tagus and Duero) to flow into the Atlantic through Portugal. The plateau is characterized by high summer temperatures and cold winters. Its rugged terrain and elevation have historically isolated the coastal regions of Spain from the interior, playing a major role in the country’s social, political and economic development. It is the core around which the Spanish state was historically unified.
See lessWhich type of mountain is formed when magma solidifies in the vent and the surrounding cone erodes away?
Geomorphologically, a Volcanic Neck is a "residual" landform of volcanic origin. Shiprock in New Mexico and Devil's Tower in Wyoming are classic examples. These features provide geologists with a rare look at the internal "plumbing" of ancient volcanoes. Because the basalt or granite that solidifiesRead more
Geomorphologically, a Volcanic Neck is a “residual” landform of volcanic origin. Shiprock in New Mexico and Devil’s Tower in Wyoming are classic examples. These features provide geologists with a rare look at the internal “plumbing” of ancient volcanoes. Because the basalt or granite that solidifies in the vent is much harder than the ash and cinder forming the surrounding cone, it survives long after the rest of the mountain has vanished. This process demonstrates the power of differential erosion—where different rock types wear away at different rates, creating striking, isolated landmarks.
See lessThe ‘Regur’ soil (Black Soil) found in Indian plateaus is derived from: (A) Granite (B) Basalt (C) Limestone (D) Sandstone
The relationship between geology and soil is perfectly exemplified by Regur. As the basaltic lava of the Deccan Traps weathered over millions of years, it broke down into fine-textured, argillaceous (clayey) soil. Geographically, this soil is famous for being "self-ploughing" because it develops deeRead more
The relationship between geology and soil is perfectly exemplified by Regur. As the basaltic lava of the Deccan Traps weathered over millions of years, it broke down into fine-textured, argillaceous (clayey) soil. Geographically, this soil is famous for being “self-ploughing” because it develops deep cracks during the dry season, allowing for aeration. It is extremely fertile and rich in lime, iron and magnesium. Because it is the ideal medium for growing cotton, the geography of India’s textile industry is historically and physically anchored to these basalt-derived plateau regions.
See lessWhich of the following is a ‘Young Fold Mountain’ in Europe?
In European geography, the Alps represent the most recent and dramatic phase of mountain building. Because they are "young," they have not yet been rounded by eons of erosion, maintaining the highest elevations in Central Europe (Mont Blanc). This range acts as a major climatic divide, separating thRead more
In European geography, the Alps represent the most recent and dramatic phase of mountain building. Because they are “young,” they have not yet been rounded by eons of erosion, maintaining the highest elevations in Central Europe (Mont Blanc). This range acts as a major climatic divide, separating the Mediterranean climate of the south from the temperate climates of the north. In contrast, the Vosges is a block mountain and the Urals and Pennines are “Old Fold Mountains” from the Paleozoic era, appearing as much lower and smoother hills due to their advanced geological age.
See lessThe term ‘Hogback’ refers to: (A) A type of volcanic crater. (B) A ridge with steep slopes on both sides. (C) A deep river valley in a plateau. (D) A submerged mountain peak.
Geographically, a Hogback is a variation of a "Cuesta." While a Cuesta has one gentle slope and one steep escarpment, a Hogback occurs when the rock strata are tilted at an angle greater than 40 degrees, resulting in symmetrical, steep slopes. This landform resembles the bristled back of a hog, hencRead more
Geographically, a Hogback is a variation of a “Cuesta.” While a Cuesta has one gentle slope and one steep escarpment, a Hogback occurs when the rock strata are tilted at an angle greater than 40 degrees, resulting in symmetrical, steep slopes. This landform resembles the bristled back of a hog, hence the name. They are significant in structural geography as they indicate areas of intense crustal tilting. Famous examples can be seen along the Front Range of the Rocky Mountains, where these “tilted ribs” of rock provide a clear visual record of ancient tectonic upheaval.
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