UPSC Static Quiz – Geography : 20 June 2025

UPSC Static Quiz – Geography : 20 June 2025 We will post 5 questions daily on static topics mentioned in the UPSC civil services preliminary examination syllabus. Each week will focus on a specific topic from the syllabus, such as History of India and Indian National Movement, Indian and World Geography, and more.We are excited to bring you our daily UPSC Static Quiz, designed to help you prepare for the UPSC Civil Services Preliminary Examination. Each day, we will post 5 questions on static topics mentioned in the UPSC syllabus. This week, we are focusing on Indian and World Geography.

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• Question 1 of 5 1. Question The ‘Roaring Forties’, ‘Furious Fifties’, and ‘Shrieking Sixties’ are terms used by sailors to describe: (a) Strong equatorial counter-currents in the Pacific Ocean. (b) Intense katabatic winds flowing off the Antarctic ice sheet. (c) Powerful, persistent westerly winds in the Southern Hemisphere. (d) Seasonal monsoon winds in the northern Indian Ocean. Correct Solution: c) The Roaring Forties, Furious Fifties, and Shrieking Sixties are names for strong westerly winds found in the Southern Hemisphere, generally between the latitudes of 40 and 70 degrees south. Cause: These winds are a result of the combination of air being displaced from the Equator towards the South Pole (as part of the Hadley and Ferrel atmospheric circulation cells) and the Earth’s rotation (Coriolis effect). Strength: Their strength is particularly enhanced in the Southern Hemisphere due to the vast expanse of ocean and the relative absence of large landmasses to slow them down, unlike in the Northern Hemisphere where continents create more friction and disrupt wind flow. These winds were historically important for sailing ships on the clipper routes. Option (a) refers to ocean currents near the equator. Option (b) refers to gravity-driven cold dense air flowing downslope, specific to ice sheets. Option (d) refers to seasonal wind systems specific to the Indian Ocean region. Incorrect Solution: c) The Roaring Forties, Furious Fifties, and Shrieking Sixties are names for strong westerly winds found in the Southern Hemisphere, generally between the latitudes of 40 and 70 degrees south. Cause: These winds are a result of the combination of air being displaced from the Equator towards the South Pole (as part of the Hadley and Ferrel atmospheric circulation cells) and the Earth’s rotation (Coriolis effect). Strength: Their strength is particularly enhanced in the Southern Hemisphere due to the vast expanse of ocean and the relative absence of large landmasses to slow them down, unlike in the Northern Hemisphere where continents create more friction and disrupt wind flow. These winds were historically important for sailing ships on the clipper routes. Option (a) refers to ocean currents near the equator. Option (b) refers to gravity-driven cold dense air flowing downslope, specific to ice sheets. Option (d) refers to seasonal wind systems specific to the Indian Ocean region.

#### 1. Question

The ‘Roaring Forties’, ‘Furious Fifties’, and ‘Shrieking Sixties’ are terms used by sailors to describe:

• (a) Strong equatorial counter-currents in the Pacific Ocean.

• (b) Intense katabatic winds flowing off the Antarctic ice sheet.

• (c) Powerful, persistent westerly winds in the Southern Hemisphere.

• (d) Seasonal monsoon winds in the northern Indian Ocean.

Solution: c)

The Roaring Forties, Furious Fifties, and Shrieking Sixties are names for strong westerly winds found in the Southern Hemisphere, generally between the latitudes of 40 and 70 degrees south.

• Cause: These winds are a result of the combination of air being displaced from the Equator towards the South Pole (as part of the Hadley and Ferrel atmospheric circulation cells) and the Earth’s rotation (Coriolis effect).

• Strength: Their strength is particularly enhanced in the Southern Hemisphere due to the vast expanse of ocean and the relative absence of large landmasses to slow them down, unlike in the Northern Hemisphere where continents create more friction and disrupt wind flow.

• These winds were historically important for sailing ships on the clipper routes.

• Option (a) refers to ocean currents near the equator.

• Option (b) refers to gravity-driven cold dense air flowing downslope, specific to ice sheets.

• Option (d) refers to seasonal wind systems specific to the Indian Ocean region.

Solution: c)

The Roaring Forties, Furious Fifties, and Shrieking Sixties are names for strong westerly winds found in the Southern Hemisphere, generally between the latitudes of 40 and 70 degrees south.

• These winds were historically important for sailing ships on the clipper routes.

• Option (a) refers to ocean currents near the equator.

• Option (b) refers to gravity-driven cold dense air flowing downslope, specific to ice sheets.

• Option (d) refers to seasonal wind systems specific to the Indian Ocean region.

• Question 2 of 5 2. Question Which of the following regions is most renowned for the cultivation of ‘Mediterranean crops’ such as olives, figs, and grapes? (a) The Amazon Basin (b) The Siberian Plain (c) The Ganges Delta (d) Central California, USA Correct Solution: d) Mediterranean climate is characterized by hot, dry summers and mild, wet winters. This climate type is ideal for specific types of agriculture. Key Mediterranean crops: Olives, figs, grapes (for wine), citrus fruits, and cork oak are classic examples. Wheat and barley are also grown, typically as winter crops. Regions with Mediterranean Climate: Around the Mediterranean Sea (Southern Europe, North Africa, Levant) Central and Southern California (USA) Central Chile Cape Town area of South Africa Parts of Southwestern and Southern Australia The Amazon Basin has a tropical rainforest climate. The Ganges Delta has a tropical monsoon climate. The Siberian Plain has a continental/subarctic climate. Incorrect Solution: d) Mediterranean climate is characterized by hot, dry summers and mild, wet winters. This climate type is ideal for specific types of agriculture. Key Mediterranean crops: Olives, figs, grapes (for wine), citrus fruits, and cork oak are classic examples. Wheat and barley are also grown, typically as winter crops. Regions with Mediterranean Climate: Around the Mediterranean Sea (Southern Europe, North Africa, Levant) Central and Southern California (USA) Central Chile Cape Town area of South Africa Parts of Southwestern and Southern Australia The Amazon Basin has a tropical rainforest climate. The Ganges Delta has a tropical monsoon climate. The Siberian Plain has a continental/subarctic climate.

#### 2. Question

Which of the following regions is most renowned for the cultivation of ‘Mediterranean crops’ such as olives, figs, and grapes?

• (a) The Amazon Basin

• (b) The Siberian Plain

• (c) The Ganges Delta

• (d) Central California, USA

Solution: d)

Mediterranean climate is characterized by hot, dry summers and mild, wet winters. This climate type is ideal for specific types of agriculture.

• Key Mediterranean crops: Olives, figs, grapes (for wine), citrus fruits, and cork oak are classic examples. Wheat and barley are also grown, typically as winter crops.

• Regions with Mediterranean Climate: Around the Mediterranean Sea (Southern Europe, North Africa, Levant) Central and Southern California (USA) Central Chile Cape Town area of South Africa Parts of Southwestern and Southern Australia

• Around the Mediterranean Sea (Southern Europe, North Africa, Levant)

• Central and Southern California (USA)

• Central Chile

• Cape Town area of South Africa

• Parts of Southwestern and Southern Australia

• The Amazon Basin has a tropical rainforest climate.

• The Ganges Delta has a tropical monsoon climate.

• The Siberian Plain has a continental/subarctic climate.

Solution: d)

Mediterranean climate is characterized by hot, dry summers and mild, wet winters. This climate type is ideal for specific types of agriculture.

• Key Mediterranean crops: Olives, figs, grapes (for wine), citrus fruits, and cork oak are classic examples. Wheat and barley are also grown, typically as winter crops.

• Around the Mediterranean Sea (Southern Europe, North Africa, Levant)

• Central and Southern California (USA)

• Central Chile

• Cape Town area of South Africa

• Parts of Southwestern and Southern Australia

• The Amazon Basin has a tropical rainforest climate.

• The Ganges Delta has a tropical monsoon climate.

• The Siberian Plain has a continental/subarctic climate.

• Question 3 of 5 3. Question The term ‘Great Barrier Reef’ is associated with which country? (a) Brazil (b) Indonesia (c) Australia (d) Philippines Correct Solution: c) The Great Barrier Reef is the world’s largest coral reef system, composed of over 2,900 individual reefs and 900 islands stretching for over 2,300 kilometres over an area of approximately 344,400 square kilometres. Location: The reef is located in the Coral Sea, off the coast of Queensland, Australia. Significance: It is one of the seven natural wonders of the world, a UNESCO World Heritage Site, and supports an extraordinary diversity of marine life. It is a critical ecosystem facing threats from climate change (coral bleaching), pollution, and other human impacts. Incorrect Solution: c) The Great Barrier Reef is the world’s largest coral reef system, composed of over 2,900 individual reefs and 900 islands stretching for over 2,300 kilometres over an area of approximately 344,400 square kilometres. Location: The reef is located in the Coral Sea, off the coast of Queensland, Australia. Significance: It is one of the seven natural wonders of the world, a UNESCO World Heritage Site, and supports an extraordinary diversity of marine life. It is a critical ecosystem facing threats from climate change (coral bleaching), pollution, and other human impacts.

#### 3. Question

The term ‘Great Barrier Reef’ is associated with which country?

• (a) Brazil

• (b) Indonesia

• (c) Australia

• (d) Philippines

Solution: c)

The Great Barrier Reef is the world’s largest coral reef system, composed of over 2,900 individual reefs and 900 islands stretching for over 2,300 kilometres over an area of approximately 344,400 square kilometres.

• Location: The reef is located in the Coral Sea, off the coast of Queensland, Australia.

Significance: It is one of the seven natural wonders of the world, a UNESCO World Heritage Site, and supports an extraordinary diversity of marine life. It is a critical ecosystem facing threats from climate change (coral bleaching), pollution, and other human impacts.

Solution: c)

• Location: The reef is located in the Coral Sea, off the coast of Queensland, Australia.

• Question 4 of 5 4. Question Consider the following statements about Laterite soils: They are typically formed in regions with high temperature and high rainfall with alternate wet and dry periods. They are rich in silica and organic matter, making them highly fertile for a wide range of crops. Intense leaching during their formation leads to a concentration of iron and aluminium oxides. How many of the statements given above are correct? a) Only one (b) Only two (c) All three (d) None Correct Solution: b) Laterite soils are a soil type rich in iron and aluminium, formed in hot and wet tropical areas. Statement 1 is correct: Laterite soils develop in regions characterized by high temperatures and heavy rainfall, typically with distinct wet and dry seasons. These conditions promote intense chemical weathering. Statement 2 is incorrect: Laterite soils are generally poor in organic matter, nitrogen, phosphate, and potash. Due to intense leaching, silica is washed away (desilication). While they can support certain crops with appropriate management, they are not inherently highly fertile for a wide range of crops without significant inputs. Statement 3 is correct: The process of laterization involves intense leaching where rainwater percolates through the soil, washing away soluble minerals like silica, lime, and magnesia. This leaves behind a residue rich in less soluble compounds, primarily iron oxides (giving the reddish colour) and aluminium oxides (bauxite is a form of laterite rich in aluminium). Incorrect Solution: b) Laterite soils are a soil type rich in iron and aluminium, formed in hot and wet tropical areas. Statement 1 is correct: Laterite soils develop in regions characterized by high temperatures and heavy rainfall, typically with distinct wet and dry seasons. These conditions promote intense chemical weathering. Statement 2 is incorrect: Laterite soils are generally poor in organic matter, nitrogen, phosphate, and potash. Due to intense leaching, silica is washed away (desilication). While they can support certain crops with appropriate management, they are not inherently highly fertile for a wide range of crops without significant inputs. Statement 3 is correct: The process of laterization involves intense leaching where rainwater percolates through the soil, washing away soluble minerals like silica, lime, and magnesia. This leaves behind a residue rich in less soluble compounds, primarily iron oxides (giving the reddish colour) and aluminium oxides (bauxite is a form of laterite rich in aluminium).

#### 4. Question

Consider the following statements about Laterite soils:

• They are typically formed in regions with high temperature and high rainfall with alternate wet and dry periods.

• They are rich in silica and organic matter, making them highly fertile for a wide range of crops.

• Intense leaching during their formation leads to a concentration of iron and aluminium oxides.

How many of the statements given above are correct?

• a) Only one

• (b) Only two

• (c) All three

Solution: b)

Laterite soils are a soil type rich in iron and aluminium, formed in hot and wet tropical areas.

• Statement 1 is correct: Laterite soils develop in regions characterized by high temperatures and heavy rainfall, typically with distinct wet and dry seasons. These conditions promote intense chemical weathering.

• Statement 2 is incorrect: Laterite soils are generally poor in organic matter, nitrogen, phosphate, and potash. Due to intense leaching, silica is washed away (desilication). While they can support certain crops with appropriate management, they are not inherently highly fertile for a wide range of crops without significant inputs.

Statement 3 is correct: The process of laterization involves intense leaching where rainwater percolates through the soil, washing away soluble minerals like silica, lime, and magnesia. This leaves behind a residue rich in less soluble compounds, primarily iron oxides (giving the reddish colour) and aluminium oxides (bauxite is a form of laterite rich in aluminium).

Solution: b)

Laterite soils are a soil type rich in iron and aluminium, formed in hot and wet tropical areas.

• Question 5 of 5 5. Question Regarding the characteristics of Equatorial Climate, consider the following statements: The annual range of temperature is significantly large, with distinct summer and winter seasons. Convectional rainfall occurs almost daily, typically in the afternoon. This climate supports the growth of dense, broadleaf evergreen forests known as tropical rainforests. How many of the statements given above are incorrect? (a) Only one (b) Only two (c) All three (d) None Correct Solution: a) Equatorial climate (also known as tropical rainforest climate) is found near the equator. Statement 1 is incorrect: A defining characteristic of the equatorial climate is a very small annual range of temperature. Temperatures are consistently high throughout the year (typically averaging around 25−27∘C), and there are no distinct summer and winter seasons as experienced in temperate latitudes. The diurnal (daily) range of temperature often exceeds the annual range. Statement 2 is correct: Due to intense solar heating, strong convectional currents This leads to the formation of cumulonimbus clouds and heavy convectional rainfall, often occurring in the afternoon or early evening, frequently accompanied by thunderstorms. Rainfall is abundant and distributed throughout the year. Statement 3 is correct: The combination of high temperatures and abundant rainfall throughout the year supports the growth of lush, dense, broadleaf evergreen forests, commonly known as tropical rainforests (or Selvas). This biome is characterized by exceptionally high biodiversity. Incorrect Solution: a) Equatorial climate (also known as tropical rainforest climate) is found near the equator. Statement 1 is incorrect: A defining characteristic of the equatorial climate is a very small annual range of temperature. Temperatures are consistently high throughout the year (typically averaging around 25−27∘C), and there are no distinct summer and winter seasons as experienced in temperate latitudes. The diurnal (daily) range of temperature often exceeds the annual range. Statement 2 is correct: Due to intense solar heating, strong convectional currents This leads to the formation of cumulonimbus clouds and heavy convectional rainfall, often occurring in the afternoon or early evening, frequently accompanied by thunderstorms. Rainfall is abundant and distributed throughout the year. Statement 3 is correct: The combination of high temperatures and abundant rainfall throughout the year supports the growth of lush, dense, broadleaf evergreen forests, commonly known as tropical rainforests (or Selvas). This biome is characterized by exceptionally high biodiversity.

#### 5. Question

Regarding the characteristics of Equatorial Climate, consider the following statements:

• The annual range of temperature is significantly large, with distinct summer and winter seasons.

• Convectional rainfall occurs almost daily, typically in the afternoon.

• This climate supports the growth of dense, broadleaf evergreen forests known as tropical rainforests.

How many of the statements given above are incorrect?

• (a) Only one

• (b) Only two

• (c) All three

Solution: a)

Equatorial climate (also known as tropical rainforest climate) is found near the equator.

• Statement 1 is incorrect: A defining characteristic of the equatorial climate is a very small annual range of temperature. Temperatures are consistently high throughout the year (typically averaging around 25−27∘C), and there are no distinct summer and winter seasons as experienced in temperate latitudes. The diurnal (daily) range of temperature often exceeds the annual range.

• Statement 2 is correct: Due to intense solar heating, strong convectional currents This leads to the formation of cumulonimbus clouds and heavy convectional rainfall, often occurring in the afternoon or early evening, frequently accompanied by thunderstorms. Rainfall is abundant and distributed throughout the year.

• Statement 3 is correct: The combination of high temperatures and abundant rainfall throughout the year supports the growth of lush, dense, broadleaf evergreen forests, commonly known as tropical rainforests (or Selvas). This biome is characterized by exceptionally high biodiversity.

Solution: a)

Equatorial climate (also known as tropical rainforest climate) is found near the equator.

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