UPSC Static Quiz – Geography : 27 September 2025

UPSC Static Quiz – Geography : 27 September 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 Match List I (Type of Climate) with List II (Characteristic Vegetation) List I (Type of Climate) List II (Characteristic Vegetation) A. Equatorial 1. Mosses and Lichens B. Mediterranean 2. Sclerophyllous shrubs (e.g., Chaparral) C. Tundra 3. Tall grasses and sparse trees (e.g., Steppes) D. Temperate Grassland 4. Dense broadleaf evergreen forest (Selvas) Select the correct answer using the code given below: (a) A-4, B-2, C-1, D-3 (b) A-3, B-1, C-4, D-2 (c) A-4, B-3, C-1, D-2 (d) A-1, B-2, C-3, D-4 Correct Solution: A Equatorial (4. Dense broadleaf evergreen forest (Selvas)): The hot, wet conditions of the equatorial climate support lush tropical rainforests (Selvas in the Amazon) with high biodiversity and a dense canopy. Mediterranean (2. Sclerophyllous shrubs (e.g., Chaparral)): The hot, dry summers and mild, wet winters of the Mediterranean climate favor drought-resistant vegetation, including sclerophyllous (hard-leaved) shrubs like chaparral, maquis, or garrigue, as well as olive and fig trees. Tundra (1. Mosses and Lichens): The cold, treeless Tundra climate with permafrost supports low-growing vegetation such as mosses, lichens, sedges, and dwarf shrubs. Temperate Grassland (3. Tall grasses and sparse trees (e.g., Steppes)): Temperate grasslands (prairies, steppes, pampas) are dominated by grasses. While often treeless, some transitional zones or specific types (like savanna grasslands) might have sparse trees. Steppes are a type of temperate grassland. Incorrect Solution: A Equatorial (4. Dense broadleaf evergreen forest (Selvas)): The hot, wet conditions of the equatorial climate support lush tropical rainforests (Selvas in the Amazon) with high biodiversity and a dense canopy. Mediterranean (2. Sclerophyllous shrubs (e.g., Chaparral)): The hot, dry summers and mild, wet winters of the Mediterranean climate favor drought-resistant vegetation, including sclerophyllous (hard-leaved) shrubs like chaparral, maquis, or garrigue, as well as olive and fig trees. Tundra (1. Mosses and Lichens): The cold, treeless Tundra climate with permafrost supports low-growing vegetation such as mosses, lichens, sedges, and dwarf shrubs. Temperate Grassland (3. Tall grasses and sparse trees (e.g., Steppes)): Temperate grasslands (prairies, steppes, pampas) are dominated by grasses. While often treeless, some transitional zones or specific types (like savanna grasslands) might have sparse trees. Steppes are a type of temperate grassland.

#### 1. Question

Match List I (Type of Climate) with List II (Characteristic Vegetation)

List I (Type of Climate) | List II (Characteristic Vegetation)

A. Equatorial | 1. Mosses and Lichens

B. Mediterranean | 2. Sclerophyllous shrubs (e.g., Chaparral)

C. Tundra | 3. Tall grasses and sparse trees (e.g., Steppes)

D. Temperate Grassland | 4. Dense broadleaf evergreen forest (Selvas)

Select the correct answer using the code given below:

• (a) A-4, B-2, C-1, D-3

• (b) A-3, B-1, C-4, D-2

• (c) A-4, B-3, C-1, D-2

• (d) A-1, B-2, C-3, D-4

Solution: A

• Equatorial (4. Dense broadleaf evergreen forest (Selvas)): The hot, wet conditions of the equatorial climate support lush tropical rainforests (Selvas in the Amazon) with high biodiversity and a dense canopy.

• Mediterranean (2. Sclerophyllous shrubs (e.g., Chaparral)): The hot, dry summers and mild, wet winters of the Mediterranean climate favor drought-resistant vegetation, including sclerophyllous (hard-leaved) shrubs like chaparral, maquis, or garrigue, as well as olive and fig trees.

• Tundra (1. Mosses and Lichens): The cold, treeless Tundra climate with permafrost supports low-growing vegetation such as mosses, lichens, sedges, and dwarf shrubs.

• Temperate Grassland (3. Tall grasses and sparse trees (e.g., Steppes)): Temperate grasslands (prairies, steppes, pampas) are dominated by grasses. While often treeless, some transitional zones or specific types (like savanna grasslands) might have sparse trees. Steppes are a type of temperate grassland.

Solution: A

• Tundra (1. Mosses and Lichens): The cold, treeless Tundra climate with permafrost supports low-growing vegetation such as mosses, lichens, sedges, and dwarf shrubs.

• Question 2 of 5 2. Question Consider the following statements. Assertion (A): Soils in tropical rainforests are generally infertile despite the lush vegetation they support. Reason (R): The high temperatures and abundant moisture in tropical rainforests lead to rapid decomposition of organic matter and intense leaching of nutrients from the soil. Which one of the following is correct in respect of the above statements? (a) Both A and R are individually true and R is the correct explanation of A. (b) Both A and R are individually true but R is not the correct explanation of A. (c) A is true but R is false. (d) A is false but R is true. Correct Solution: A Assertion (A) is true: Despite supporting an immense biomass and biodiversity in the form of lush vegetation, the soils (typically oxisols or latosols) in tropical rainforests are often surprisingly infertile, with low concentrations of essential plant nutrients and organic matter in the mineral soil itself. Reason (R) is true: Several processes contribute to this: Rapid decomposition: The consistently high temperatures and moisture create ideal conditions for decomposers (bacteria and fungi), which break down dead organic matter (leaf litter, fallen branches) very quickly. Efficient nutrient cycling: The nutrients released from decomposition are rapidly taken up by the dense vegetation, meaning they are locked in the biomass rather than accumulating in the soil. Intense leaching: Heavy and frequent rainfall leads to significant percolation of water through the soil profile. This process, known as leaching, washes soluble nutrients (like nitrates, phosphates, potassium, calcium) down beyond the reach of plant roots. Less soluble compounds like iron and aluminum oxides are left behind, giving these soils their characteristic reddish or yellowish color. R is the correct explanation of A: The rapid decomposition, efficient uptake by plants, and especially the intense leaching of nutrients due to high rainfall and temperatures are the primary reasons why tropical rainforest soils are generally nutrient-poor, despite the apparent richness of the ecosystem they support. The ecosystem’s nutrients are primarily held within the living biomass. Incorrect Solution: A Assertion (A) is true: Despite supporting an immense biomass and biodiversity in the form of lush vegetation, the soils (typically oxisols or latosols) in tropical rainforests are often surprisingly infertile, with low concentrations of essential plant nutrients and organic matter in the mineral soil itself. Reason (R) is true: Several processes contribute to this: Rapid decomposition: The consistently high temperatures and moisture create ideal conditions for decomposers (bacteria and fungi), which break down dead organic matter (leaf litter, fallen branches) very quickly. Efficient nutrient cycling: The nutrients released from decomposition are rapidly taken up by the dense vegetation, meaning they are locked in the biomass rather than accumulating in the soil. Intense leaching: Heavy and frequent rainfall leads to significant percolation of water through the soil profile. This process, known as leaching, washes soluble nutrients (like nitrates, phosphates, potassium, calcium) down beyond the reach of plant roots. Less soluble compounds like iron and aluminum oxides are left behind, giving these soils their characteristic reddish or yellowish color. R is the correct explanation of A: The rapid decomposition, efficient uptake by plants, and especially the intense leaching of nutrients due to high rainfall and temperatures are the primary reasons why tropical rainforest soils are generally nutrient-poor, despite the apparent richness of the ecosystem they support. The ecosystem’s nutrients are primarily held within the living biomass.

#### 2. Question

Consider the following statements.

Assertion (A): Soils in tropical rainforests are generally infertile despite the lush vegetation they support.

Reason (R): The high temperatures and abundant moisture in tropical rainforests lead to rapid decomposition of organic matter and intense leaching of nutrients from the soil.

Which one of the following is correct in respect of the above statements?

• (a) Both A and R are individually true and R is the correct explanation of A.

• (b) Both A and R are individually true but R is not the correct explanation of A.

• (c) A is true but R is false.

• (d) A is false but R is true.

Solution: A

Assertion (A) is true: Despite supporting an immense biomass and biodiversity in the form of lush vegetation, the soils (typically oxisols or latosols) in tropical rainforests are often surprisingly infertile, with low concentrations of essential plant nutrients and organic matter in the mineral soil itself.

Reason (R) is true: Several processes contribute to this:

• Rapid decomposition: The consistently high temperatures and moisture create ideal conditions for decomposers (bacteria and fungi), which break down dead organic matter (leaf litter, fallen branches) very quickly.

• Efficient nutrient cycling: The nutrients released from decomposition are rapidly taken up by the dense vegetation, meaning they are locked in the biomass rather than accumulating in the soil.

• Intense leaching: Heavy and frequent rainfall leads to significant percolation of water through the soil profile. This process, known as leaching, washes soluble nutrients (like nitrates, phosphates, potassium, calcium) down beyond the reach of plant roots. Less soluble compounds like iron and aluminum oxides are left behind, giving these soils their characteristic reddish or yellowish color.

R is the correct explanation of A: The rapid decomposition, efficient uptake by plants, and especially the intense leaching of nutrients due to high rainfall and temperatures are the primary reasons why tropical rainforest soils are generally nutrient-poor, despite the apparent richness of the ecosystem they support. The ecosystem’s nutrients are primarily held within the living biomass.

Solution: A

Reason (R) is true: Several processes contribute to this:

• Question 3 of 5 3. Question Consider the following statements regarding Chernozem soils: They are characterized by a deep, dark, humus-rich A-horizon due to the decomposition of dense grass root systems. They are typically found in temperate desert biomes. The dominant soil-forming process is calcification, which prevents severe leaching. How many of the above statements are correct? (a) Only one (b) Only two (c) All three (d) None Correct Solution: B Statement 1 is correct. The defining characteristic of Chernozems (classified as Mollisols) is their thick (often over 1 meter), dark-colored A-horizon. This layer, known as the ‘mollic epipedon’, is extremely rich in humus. It forms from the annual decay of the dense, deep root systems of grasses that dominate the native vegetation. This process results in excellent soil structure and high fertility. Statement 2 is incorrect. Chernozems are the characteristic soils of temperate grassland biomes, such as the Steppes of Eurasia, the Prairies of North America, and the Pampas of South America. These regions have semi-arid to sub-humid climates. Temperate deserts, which are much drier, are typically associated with Aridisols (sierozems or desert soils), which have very low organic matter content. Statement 3 is correct. The climate of temperate grasslands is characterized by moderate precipitation that is less than potential evapotranspiration. This means that water does not percolate deep into the soil profile. As a result, soluble compounds, particularly calcium carbonate, are not leached out. Instead, they precipitate and accumulate in the B-horizon, a process known as calcification. This process also helps maintain a near-neutral pH and high base saturation, contributing to the soil’s high fertility. Incorrect Solution: B Statement 1 is correct. The defining characteristic of Chernozems (classified as Mollisols) is their thick (often over 1 meter), dark-colored A-horizon. This layer, known as the ‘mollic epipedon’, is extremely rich in humus. It forms from the annual decay of the dense, deep root systems of grasses that dominate the native vegetation. This process results in excellent soil structure and high fertility. Statement 2 is incorrect. Chernozems are the characteristic soils of temperate grassland biomes, such as the Steppes of Eurasia, the Prairies of North America, and the Pampas of South America. These regions have semi-arid to sub-humid climates. Temperate deserts, which are much drier, are typically associated with Aridisols (sierozems or desert soils), which have very low organic matter content. Statement 3 is correct. The climate of temperate grasslands is characterized by moderate precipitation that is less than potential evapotranspiration. This means that water does not percolate deep into the soil profile. As a result, soluble compounds, particularly calcium carbonate, are not leached out. Instead, they precipitate and accumulate in the B-horizon, a process known as calcification. This process also helps maintain a near-neutral pH and high base saturation, contributing to the soil’s high fertility.

#### 3. Question

Consider the following statements regarding Chernozem soils:

• They are characterized by a deep, dark, humus-rich A-horizon due to the decomposition of dense grass root systems.

• They are typically found in temperate desert biomes.

• The dominant soil-forming process is calcification, which prevents severe leaching.

How many of the above statements are correct?

• (a) Only one

• (b) Only two

• (c) All three

Solution: B

• Statement 1 is correct. The defining characteristic of Chernozems (classified as Mollisols) is their thick (often over 1 meter), dark-colored A-horizon. This layer, known as the ‘mollic epipedon’, is extremely rich in humus. It forms from the annual decay of the dense, deep root systems of grasses that dominate the native vegetation. This process results in excellent soil structure and high fertility.

• Statement 2 is incorrect. Chernozems are the characteristic soils of temperate grassland biomes, such as the Steppes of Eurasia, the Prairies of North America, and the Pampas of South America. These regions have semi-arid to sub-humid climates. Temperate deserts, which are much drier, are typically associated with Aridisols (sierozems or desert soils), which have very low organic matter content.

Statement 3 is correct. The climate of temperate grasslands is characterized by moderate precipitation that is less than potential evapotranspiration. This means that water does not percolate deep into the soil profile. As a result, soluble compounds, particularly calcium carbonate, are not leached out. Instead, they precipitate and accumulate in the B-horizon, a process known as calcification. This process also helps maintain a near-neutral pH and high base saturation, contributing to the soil’s high fertility.

Solution: B

• Question 4 of 5 4. Question Which one of the following settlement patterns is most likely to develop along a river, a road, or a railway line? (a) Circular pattern (b) Linear pattern (c) Star-like pattern (d) T-shaped pattern Correct Solution: B Linear pattern (b): This pattern is characterized by houses and buildings arranged in a line or a series of lines. It is the most common pattern to emerge along transportation routes like roads, railway tracks, and rivers, or along the coast or the foot of a steep escarpment. The transport route provides access, and settlement naturally grows alongside it to take advantage of this connectivity. This is a fundamental concept in settlement geography. Circular pattern (a): This pattern typically develops around a central feature, such as a lake, a pond, or a central open space (perhaps for keeping animals). The houses are arranged in a circle facing this central feature. Star-like pattern (c): This pattern develops at a point where several roads or transportation routes converge. Settlement grows out along each of the radiating routes, creating a shape resembling a star. T-shaped pattern (d): This pattern develops at the tri-junction of roads or paths. Houses are built along the three arms of the ‘T’. Incorrect Solution: B Linear pattern (b): This pattern is characterized by houses and buildings arranged in a line or a series of lines. It is the most common pattern to emerge along transportation routes like roads, railway tracks, and rivers, or along the coast or the foot of a steep escarpment. The transport route provides access, and settlement naturally grows alongside it to take advantage of this connectivity. This is a fundamental concept in settlement geography. Circular pattern (a): This pattern typically develops around a central feature, such as a lake, a pond, or a central open space (perhaps for keeping animals). The houses are arranged in a circle facing this central feature. Star-like pattern (c): This pattern develops at a point where several roads or transportation routes converge. Settlement grows out along each of the radiating routes, creating a shape resembling a star. T-shaped pattern (d): This pattern develops at the tri-junction of roads or paths. Houses are built along the three arms of the ‘T’.

#### 4. Question

Which one of the following settlement patterns is most likely to develop along a river, a road, or a railway line?

• (a) Circular pattern

• (b) Linear pattern

• (c) Star-like pattern

• (d) T-shaped pattern

Solution: B

• Linear pattern (b): This pattern is characterized by houses and buildings arranged in a line or a series of lines. It is the most common pattern to emerge along transportation routes like roads, railway tracks, and rivers, or along the coast or the foot of a steep escarpment. The transport route provides access, and settlement naturally grows alongside it to take advantage of this connectivity. This is a fundamental concept in settlement geography.

• Circular pattern (a): This pattern typically develops around a central feature, such as a lake, a pond, or a central open space (perhaps for keeping animals). The houses are arranged in a circle facing this central feature.

• Star-like pattern (c): This pattern develops at a point where several roads or transportation routes converge. Settlement grows out along each of the radiating routes, creating a shape resembling a star.

• T-shaped pattern (d): This pattern develops at the tri-junction of roads or paths. Houses are built along the three arms of the ‘T’.

Solution: B

• T-shaped pattern (d): This pattern develops at the tri-junction of roads or paths. Houses are built along the three arms of the ‘T’.

• Question 5 of 5 5. Question Consider the following statements: Inland fisheries contribute more to India’s total fish production than marine fisheries. The state of Andhra Pradesh is the largest producer of fish from inland sources. The continental shelf on the eastern coast of India is wider than that on the western coast, providing larger marine fishing grounds. How many of the above statements are correct? (a) Only one (b) Only two (c) All three (d) None Correct Solution: B Statement 1 is correct. Over the past few decades, there has been a paradigm shift in India’s fish production. Driven by the growth of aquaculture in ponds and tanks, inland fisheries now contribute a larger share to the total fish production than marine fisheries. The production from marine capture fisheries has stagnated due to overfishing and other issues, while aquaculture has grown rapidly. Statement 2 is correct. Andhra Pradesh has emerged as the leader in India’s fisheries sector, primarily due to its massive production from inland aquaculture. The state has vast areas dedicated to the scientific farming of fish and shrimp in freshwater and brackish water ponds, making it the top contributor to the country’s inland fish production basket. Statement 3 is incorrect. The continental shelf on the western coast of India is significantly wider than that on the eastern coast. The western coast is broader and less steep, providing extensive shallow areas that are rich fishing grounds. The eastern coast, being an emergent coastline, has a much narrower continental shelf. This is a key reason why major fishing harbours and activities are concentrated along the west coast. Incorrect Solution: B Statement 1 is correct. Over the past few decades, there has been a paradigm shift in India’s fish production. Driven by the growth of aquaculture in ponds and tanks, inland fisheries now contribute a larger share to the total fish production than marine fisheries. The production from marine capture fisheries has stagnated due to overfishing and other issues, while aquaculture has grown rapidly. Statement 2 is correct. Andhra Pradesh has emerged as the leader in India’s fisheries sector, primarily due to its massive production from inland aquaculture. The state has vast areas dedicated to the scientific farming of fish and shrimp in freshwater and brackish water ponds, making it the top contributor to the country’s inland fish production basket. Statement 3 is incorrect. The continental shelf on the western coast of India is significantly wider than that on the eastern coast. The western coast is broader and less steep, providing extensive shallow areas that are rich fishing grounds. The eastern coast, being an emergent coastline, has a much narrower continental shelf. This is a key reason why major fishing harbours and activities are concentrated along the west coast.

#### 5. Question

Consider the following statements:

• Inland fisheries contribute more to India’s total fish production than marine fisheries.

• The state of Andhra Pradesh is the largest producer of fish from inland sources.

• The continental shelf on the eastern coast of India is wider than that on the western coast, providing larger marine fishing grounds.

How many of the above statements are correct?

• (a) Only one

• (b) Only two

• (c) All three

Solution: B

• Statement 1 is correct. Over the past few decades, there has been a paradigm shift in India’s fish production. Driven by the growth of aquaculture in ponds and tanks, inland fisheries now contribute a larger share to the total fish production than marine fisheries. The production from marine capture fisheries has stagnated due to overfishing and other issues, while aquaculture has grown rapidly.

• Statement 2 is correct. Andhra Pradesh has emerged as the leader in India’s fisheries sector, primarily due to its massive production from inland aquaculture. The state has vast areas dedicated to the scientific farming of fish and shrimp in freshwater and brackish water ponds, making it the top contributor to the country’s inland fish production basket.

• Statement 3 is incorrect. The continental shelf on the western coast of India is significantly wider than that on the eastern coast. The western coast is broader and less steep, providing extensive shallow areas that are rich fishing grounds. The eastern coast, being an emergent coastline, has a much narrower continental shelf. This is a key reason why major fishing harbours and activities are concentrated along the west coast.

Solution: B

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