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Multiple Choice Questions · Q2

Q.Which one of the following is not an area of sparse population?

(a) The Atacama
(b) South-east Asia
(c) Equatorial region
(d) Polar regions
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✓ Free question

South-east Asia is generally an area of dense population due to its fertile lands and favourable climate, unlike the other options which are characterised by extreme environmental conditions leading to sparse populations.

Population distribution refers to the way people are spread across the Earth's surface. This distribution is rarely uniform; some areas are densely populated, while others are sparsely populated or even uninhabited. Several factors influence where people choose to live, including climate, availability of water, landforms, soil fertility, and economic opportunities. Areas with harsh environmental conditions typically support fewer people, leading to sparse populations.

Let us consider the characteristics of the regions mentioned:

  • The Atacama: This is one of the driest deserts in the world, located in South America. Its extreme aridity, coupled with high temperatures during the day and cold nights, makes it incredibly challenging for human habitation and agriculture. The scarcity of water and fertile land means that only a very small population can be sustained, often concentrated in mining towns or coastal oases. Therefore, the Atacama is a classic example of a sparsely populated area.

  • Equatorial region: This region, straddling the equator, is characterised by high temperatures, heavy rainfall, and dense tropical rainforests. While some parts, particularly coastal areas or islands with volcanic soils, can support significant populations, the vast interiors of equatorial rainforests are generally sparsely populated. The challenges include:

    • Dense vegetation: Making land clearing for agriculture and infrastructure development difficult.
    • High humidity and heat: Contributing to discomfort and the prevalence of certain diseases.
    • Leached soils: Heavy rainfall washes away nutrients, making large-scale agriculture challenging without specific techniques.
    • Limited accessibility: Dense forests and numerous rivers can hinder transportation and communication. These factors collectively limit the capacity of large parts of the equatorial region to support dense populations.
  • Polar regions: These areas, encompassing the Arctic and Antarctic, experience extreme cold, vast expanses of ice, and permafrost. The conditions are incredibly harsh, with very short growing seasons, limited natural resources suitable for large-scale human use, and difficult living environments. Survival requires specialised adaptations and technologies, and populations are typically very small, often indigenous communities or scientific research personnel. Thus, polar regions are quintessential examples of sparsely populated areas.

  • South-east Asia: In stark contrast to the other options, South-east Asia is generally an area of dense population. This region benefits from several factors:

    • Favourable climate: A tropical monsoon climate provides ample rainfall, crucial for agriculture, especially rice cultivation.
    • Fertile lands: Many areas feature fertile river deltas (like the Mekong Delta), alluvial plains, and volcanic soils (especially in Indonesia and the Philippines), which are highly productive for agriculture.
    • Coastal access: A long coastline with numerous islands facilitates trade, fishing, and maritime activities, leading to the development of major port cities.
    • Historical settlements: The region has a long history of human settlement and agricultural development, leading to established population centres. Countries like Indonesia, the Philippines, Vietnam, and Thailand are among the world's most populous nations, with high population densities in their agricultural heartlands and urban centres.
✓Final answer

South-east Asia is not an area of sparse population; instead, it is generally densely populated due to its fertile lands, favourable monsoon climate, and extensive coastal access supporting agriculture and trade.

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