UPSC Static Quiz – Geography : 9 February 2026
Kartavya Desk Staff
UPSC Static Quiz – Geography : 9 February 2026 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 Consider the following statements: The annual range of temperature is extremely low in the Equatorial Rainforest biome. The diurnal range of temperature is significantly higher than the annual range of temperature in the Equatorial Rainforest biome. Precipitation is of the convectional type and occurs almost daily in the afternoon. How many of the above statements are correct? (a) Only one (b) Only two (c) All three (d) None Correct Solution: C Statement 1 is correct. The Equatorial Rainforest biome is located near the equator, which receives consistently high solar insolation throughout the year. As a result, there is very little seasonal variation in temperature. The annual range of temperature (the difference between the average temperature of the hottest and coldest months) is typically very low, often less than 3°C. Statement 2 is correct. While the annual temperature range is small, the diurnal range of temperature (the difference between the maximum temperature during the day and the minimum temperature at night) is relatively large. The nights can feel quite cool compared to the hot, humid days. This leads to the classic description of the equatorial climate as “night is the winter of the tropics.” Statement 3 is correct. The intense solar heating of the ground during the day causes the moist air near the surface to heat up, expand, and rise. As this air rises, it cools, and the water vapor condenses to form large cumulonimbus clouds. This leads to heavy convectional rainfall, often accompanied by thunder and lightning, which typically occurs in the late afternoon. This pattern repeats almost daily. Incorrect Solution: C Statement 1 is correct. The Equatorial Rainforest biome is located near the equator, which receives consistently high solar insolation throughout the year. As a result, there is very little seasonal variation in temperature. The annual range of temperature (the difference between the average temperature of the hottest and coldest months) is typically very low, often less than 3°C. Statement 2 is correct. While the annual temperature range is small, the diurnal range of temperature (the difference between the maximum temperature during the day and the minimum temperature at night) is relatively large. The nights can feel quite cool compared to the hot, humid days. This leads to the classic description of the equatorial climate as “night is the winter of the tropics.” Statement 3 is correct. The intense solar heating of the ground during the day causes the moist air near the surface to heat up, expand, and rise. As this air rises, it cools, and the water vapor condenses to form large cumulonimbus clouds. This leads to heavy convectional rainfall, often accompanied by thunder and lightning, which typically occurs in the late afternoon. This pattern repeats almost daily.
#### 1. Question
Consider the following statements:
• The annual range of temperature is extremely low in the Equatorial Rainforest biome.
• The diurnal range of temperature is significantly higher than the annual range of temperature in the Equatorial Rainforest biome.
• Precipitation is of the convectional type and occurs almost daily in the afternoon.
How many of the above statements are correct?
• (a) Only one
• (b) Only two
• (c) All three
Solution: C
• Statement 1 is correct. The Equatorial Rainforest biome is located near the equator, which receives consistently high solar insolation throughout the year. As a result, there is very little seasonal variation in temperature. The annual range of temperature (the difference between the average temperature of the hottest and coldest months) is typically very low, often less than 3°C.
• Statement 2 is correct. While the annual temperature range is small, the diurnal range of temperature (the difference between the maximum temperature during the day and the minimum temperature at night) is relatively large. The nights can feel quite cool compared to the hot, humid days. This leads to the classic description of the equatorial climate as “night is the winter of the tropics.”
• Statement 3 is correct. The intense solar heating of the ground during the day causes the moist air near the surface to heat up, expand, and rise. As this air rises, it cools, and the water vapor condenses to form large cumulonimbus clouds. This leads to heavy convectional rainfall, often accompanied by thunder and lightning, which typically occurs in the late afternoon. This pattern repeats almost daily.
Solution: C
• Statement 1 is correct. The Equatorial Rainforest biome is located near the equator, which receives consistently high solar insolation throughout the year. As a result, there is very little seasonal variation in temperature. The annual range of temperature (the difference between the average temperature of the hottest and coldest months) is typically very low, often less than 3°C.
• Statement 2 is correct. While the annual temperature range is small, the diurnal range of temperature (the difference between the maximum temperature during the day and the minimum temperature at night) is relatively large. The nights can feel quite cool compared to the hot, humid days. This leads to the classic description of the equatorial climate as “night is the winter of the tropics.”
• Statement 3 is correct. The intense solar heating of the ground during the day causes the moist air near the surface to heat up, expand, and rise. As this air rises, it cools, and the water vapor condenses to form large cumulonimbus clouds. This leads to heavy convectional rainfall, often accompanied by thunder and lightning, which typically occurs in the late afternoon. This pattern repeats almost daily.
• Question 2 of 5 2. Question Consider the following statements regarding natural vegetation and biomes: Tropical rainforests, despite their immense biodiversity, grow on nutrient-poor soils known as latosols. Savanna grasslands are a transitional biome between deserts and temperate forests, characterized by a complete absence of trees. Temperate deciduous forests are found in regions with a distinct warm season and are dominated by evergreen, needle-leaf trees. How many of the above statements are correct? (a) Only one (b) Only two (c) All three (d) None Correct Solution: A Statement 1 is correct. Tropical rainforests have incredibly high biodiversity and biomass, but the underlying soils (oxisols/latosols) are typically very poor in nutrients. The high temperature and rainfall lead to rapid decomposition of organic matter and intense leaching of minerals from the soil. Most of the ecosystem’s nutrients are locked up in the living biomass itself, not in the soil. Statement 2 is incorrect. Savanna grasslands are a transitional biome, but they are located between tropical rainforests and hot deserts, not temperate forests. Furthermore, they are not treeless; their defining characteristic is a continuous cover of tall grass interspersed with scattered, drought-resistant trees like acacia and baobab. Statement 3 is incorrect. Temperate deciduous forests are found in regions with distinct warm and cold seasons (not just a warm season). Their dominant vegetation is broad-leaf deciduous trees (like oak, maple, beech) that shed their leaves in winter, not evergreen needle-leaf trees, which are characteristic of the Taiga or Boreal forests. Incorrect Solution: A Statement 1 is correct. Tropical rainforests have incredibly high biodiversity and biomass, but the underlying soils (oxisols/latosols) are typically very poor in nutrients. The high temperature and rainfall lead to rapid decomposition of organic matter and intense leaching of minerals from the soil. Most of the ecosystem’s nutrients are locked up in the living biomass itself, not in the soil. Statement 2 is incorrect. Savanna grasslands are a transitional biome, but they are located between tropical rainforests and hot deserts, not temperate forests. Furthermore, they are not treeless; their defining characteristic is a continuous cover of tall grass interspersed with scattered, drought-resistant trees like acacia and baobab. Statement 3 is incorrect. Temperate deciduous forests are found in regions with distinct warm and cold seasons (not just a warm season). Their dominant vegetation is broad-leaf deciduous trees (like oak, maple, beech) that shed their leaves in winter, not evergreen needle-leaf trees, which are characteristic of the Taiga or Boreal forests.
#### 2. Question
Consider the following statements regarding natural vegetation and biomes:
• Tropical rainforests, despite their immense biodiversity, grow on nutrient-poor soils known as latosols.
• Savanna grasslands are a transitional biome between deserts and temperate forests, characterized by a complete absence of trees.
• Temperate deciduous forests are found in regions with a distinct warm season and are dominated by evergreen, needle-leaf trees.
How many of the above statements are correct?
• (a) Only one
• (b) Only two
• (c) All three
Solution: A
• Statement 1 is correct. Tropical rainforests have incredibly high biodiversity and biomass, but the underlying soils (oxisols/latosols) are typically very poor in nutrients. The high temperature and rainfall lead to rapid decomposition of organic matter and intense leaching of minerals from the soil. Most of the ecosystem’s nutrients are locked up in the living biomass itself, not in the soil.
• Statement 2 is incorrect. Savanna grasslands are a transitional biome, but they are located between tropical rainforests and hot deserts, not temperate forests. Furthermore, they are not treeless; their defining characteristic is a continuous cover of tall grass interspersed with scattered, drought-resistant trees like acacia and baobab.
• Statement 3 is incorrect. Temperate deciduous forests are found in regions with distinct warm and cold seasons (not just a warm season). Their dominant vegetation is broad-leaf deciduous trees (like oak, maple, beech) that shed their leaves in winter, not evergreen needle-leaf trees, which are characteristic of the Taiga or Boreal forests.
Solution: A
• Statement 1 is correct. Tropical rainforests have incredibly high biodiversity and biomass, but the underlying soils (oxisols/latosols) are typically very poor in nutrients. The high temperature and rainfall lead to rapid decomposition of organic matter and intense leaching of minerals from the soil. Most of the ecosystem’s nutrients are locked up in the living biomass itself, not in the soil.
• Statement 2 is incorrect. Savanna grasslands are a transitional biome, but they are located between tropical rainforests and hot deserts, not temperate forests. Furthermore, they are not treeless; their defining characteristic is a continuous cover of tall grass interspersed with scattered, drought-resistant trees like acacia and baobab.
• Statement 3 is incorrect. Temperate deciduous forests are found in regions with distinct warm and cold seasons (not just a warm season). Their dominant vegetation is broad-leaf deciduous trees (like oak, maple, beech) that shed their leaves in winter, not evergreen needle-leaf trees, which are characteristic of the Taiga or Boreal forests.
• Question 3 of 5 3. Question Consider the following statements: Himalayan rivers are typically antecedent, maintaining their course despite the Himalayan uplift. Peninsular rivers are generally consequent, following the slope of the plateau. The Narmada and Tapi rivers are examples of superimposed drainage. 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. Many major Himalayan rivers, such as the Indus, Sutlej, and Brahmaputra, are examples of antecedent drainage. This means these rivers existed before the uplift of the Himalayas and were able to maintain their original courses by cutting down through the rising mountain ranges at a rate equal to or greater than the rate of uplift. This process is responsible for the formation of deep, spectacular gorges in the Himalayas. Statement 2 is correct. Most Peninsular rivers are examples of consequent drainage. A consequent stream is one whose course is a direct consequence of the original slope of the surface upon which it developed. The rivers of the Peninsular Plateau, like the Godavari, Krishna, and Kaveri, generally flow from west to east, following the gentle eastward tilt of the plateau. Statement 3 is incorrect. The Narmada and Tapi rivers are classic examples of rivers flowing through rift valleys, not superimposed drainage. They occupy structural troughs or grabens formed due to faulting in the Earth’s crust between the Vindhya and Satpura ranges. Superimposed drainage refers to a river that originally established its course on a cover of younger rocks but has since cut down through them to expose and flow across underlying older structures, seemingly ignoring them. The Chambal and Subarnarekha are often cited as examples of superimposed drainage in India. Incorrect Solution: B Statement 1 is correct. Many major Himalayan rivers, such as the Indus, Sutlej, and Brahmaputra, are examples of antecedent drainage. This means these rivers existed before the uplift of the Himalayas and were able to maintain their original courses by cutting down through the rising mountain ranges at a rate equal to or greater than the rate of uplift. This process is responsible for the formation of deep, spectacular gorges in the Himalayas. Statement 2 is correct. Most Peninsular rivers are examples of consequent drainage. A consequent stream is one whose course is a direct consequence of the original slope of the surface upon which it developed. The rivers of the Peninsular Plateau, like the Godavari, Krishna, and Kaveri, generally flow from west to east, following the gentle eastward tilt of the plateau. Statement 3 is incorrect. The Narmada and Tapi rivers are classic examples of rivers flowing through rift valleys, not superimposed drainage. They occupy structural troughs or grabens formed due to faulting in the Earth’s crust between the Vindhya and Satpura ranges. Superimposed drainage refers to a river that originally established its course on a cover of younger rocks but has since cut down through them to expose and flow across underlying older structures, seemingly ignoring them. The Chambal and Subarnarekha are often cited as examples of superimposed drainage in India.
#### 3. Question
Consider the following statements:
• Himalayan rivers are typically antecedent, maintaining their course despite the Himalayan uplift.
• Peninsular rivers are generally consequent, following the slope of the plateau.
• The Narmada and Tapi rivers are examples of superimposed drainage.
How many of the above statements are correct?
• (a) Only one
• (b) Only two
• (c) All three
Solution: B
• Statement 1 is correct. Many major Himalayan rivers, such as the Indus, Sutlej, and Brahmaputra, are examples of antecedent drainage. This means these rivers existed before the uplift of the Himalayas and were able to maintain their original courses by cutting down through the rising mountain ranges at a rate equal to or greater than the rate of uplift. This process is responsible for the formation of deep, spectacular gorges in the Himalayas.
• Statement 2 is correct. Most Peninsular rivers are examples of consequent drainage. A consequent stream is one whose course is a direct consequence of the original slope of the surface upon which it developed. The rivers of the Peninsular Plateau, like the Godavari, Krishna, and Kaveri, generally flow from west to east, following the gentle eastward tilt of the plateau.
• Statement 3 is incorrect. The Narmada and Tapi rivers are classic examples of rivers flowing through rift valleys, not superimposed drainage. They occupy structural troughs or grabens formed due to faulting in the Earth’s crust between the Vindhya and Satpura ranges.
• Superimposed drainage refers to a river that originally established its course on a cover of younger rocks but has since cut down through them to expose and flow across underlying older structures, seemingly ignoring them. The Chambal and Subarnarekha are often cited as examples of superimposed drainage in India.
Solution: B
• Statement 1 is correct. Many major Himalayan rivers, such as the Indus, Sutlej, and Brahmaputra, are examples of antecedent drainage. This means these rivers existed before the uplift of the Himalayas and were able to maintain their original courses by cutting down through the rising mountain ranges at a rate equal to or greater than the rate of uplift. This process is responsible for the formation of deep, spectacular gorges in the Himalayas.
• Statement 2 is correct. Most Peninsular rivers are examples of consequent drainage. A consequent stream is one whose course is a direct consequence of the original slope of the surface upon which it developed. The rivers of the Peninsular Plateau, like the Godavari, Krishna, and Kaveri, generally flow from west to east, following the gentle eastward tilt of the plateau.
• Statement 3 is incorrect. The Narmada and Tapi rivers are classic examples of rivers flowing through rift valleys, not superimposed drainage. They occupy structural troughs or grabens formed due to faulting in the Earth’s crust between the Vindhya and Satpura ranges.
• Superimposed drainage refers to a river that originally established its course on a cover of younger rocks but has since cut down through them to expose and flow across underlying older structures, seemingly ignoring them. The Chambal and Subarnarekha are often cited as examples of superimposed drainage in India.
• Question 4 of 5 4. Question With reference to the Indus River System, which of the following statements is incorrect? (a) The Sutlej River originates near Lake Rakshastal and enters India through a gorge at Shipki La. (b) The Jhelum River flows through the Wular Lake in Kashmir before entering Pakistan. (c) The Chenab is the largest tributary of the Indus in terms of water volume. (d) The Beas River flows entirely within the territory of Pakistan before joining the Chenab. Correct Solution: D (a) is correct. The Sutlej River originates from the Rakshastal lake, which is located near the more famous Mansarovar lake in Tibet. It is an antecedent river that cuts a deep gorge through the Himalayas to enter India near the Shipki La pass in Himachal Pradesh. (b) is correct. The Jhelum River, the lifeline of the Kashmir Valley, originates from a spring at Verinag. It flows northwards through Srinagar and into the Wular Lake, which acts as a natural flood control reservoir for the river. It then continues its course before entering Pakistan-occupied Kashmir. (c) is correct. The Chenab (formed by the confluence of the Chandra and Bhaga rivers) is the largest tributary of the Indus River in terms of the volume of water it carries. All other major tributaries of the Indus (Jhelum, Ravi, Beas, Sutlej) eventually join the Chenab, which then flows as a single river (the Panjnad for a short stretch) to meet the Indus. (d) is incorrect. The Beas River is the only major river of the Indus system that flows entirely within the territory of India. It originates near the Rohtang Pass in Himachal Pradesh, flows through Punjab, and joins the Sutlej River at Harike. It does not enter Pakistan. The statement that it flows entirely within Pakistan is factually wrong. Incorrect Solution: D (a) is correct. The Sutlej River originates from the Rakshastal lake, which is located near the more famous Mansarovar lake in Tibet. It is an antecedent river that cuts a deep gorge through the Himalayas to enter India near the Shipki La pass in Himachal Pradesh. (b) is correct. The Jhelum River, the lifeline of the Kashmir Valley, originates from a spring at Verinag. It flows northwards through Srinagar and into the Wular Lake, which acts as a natural flood control reservoir for the river. It then continues its course before entering Pakistan-occupied Kashmir. (c) is correct. The Chenab (formed by the confluence of the Chandra and Bhaga rivers) is the largest tributary of the Indus River in terms of the volume of water it carries. All other major tributaries of the Indus (Jhelum, Ravi, Beas, Sutlej) eventually join the Chenab, which then flows as a single river (the Panjnad for a short stretch) to meet the Indus. (d) is incorrect. The Beas River is the only major river of the Indus system that flows entirely within the territory of India. It originates near the Rohtang Pass in Himachal Pradesh, flows through Punjab, and joins the Sutlej River at Harike. It does not enter Pakistan. The statement that it flows entirely within Pakistan is factually wrong.
#### 4. Question
With reference to the Indus River System, which of the following statements is incorrect?
• (a) The Sutlej River originates near Lake Rakshastal and enters India through a gorge at Shipki La.
• (b) The Jhelum River flows through the Wular Lake in Kashmir before entering Pakistan.
• (c) The Chenab is the largest tributary of the Indus in terms of water volume.
• (d) The Beas River flows entirely within the territory of Pakistan before joining the Chenab.
Solution: D
• (a) is correct. The Sutlej River originates from the Rakshastal lake, which is located near the more famous Mansarovar lake in Tibet. It is an antecedent river that cuts a deep gorge through the Himalayas to enter India near the Shipki La pass in Himachal Pradesh.
• (b) is correct. The Jhelum River, the lifeline of the Kashmir Valley, originates from a spring at Verinag. It flows northwards through Srinagar and into the Wular Lake, which acts as a natural flood control reservoir for the river. It then continues its course before entering Pakistan-occupied Kashmir.
• (c) is correct. The Chenab (formed by the confluence of the Chandra and Bhaga rivers) is the largest tributary of the Indus River in terms of the volume of water it carries. All other major tributaries of the Indus (Jhelum, Ravi, Beas, Sutlej) eventually join the Chenab, which then flows as a single river (the Panjnad for a short stretch) to meet the Indus.
• (d) is incorrect. The Beas River is the only major river of the Indus system that flows entirely within the territory of India. It originates near the Rohtang Pass in Himachal Pradesh, flows through Punjab, and joins the Sutlej River at Harike. It does not enter Pakistan. The statement that it flows entirely within Pakistan is factually wrong.
Solution: D
• (a) is correct. The Sutlej River originates from the Rakshastal lake, which is located near the more famous Mansarovar lake in Tibet. It is an antecedent river that cuts a deep gorge through the Himalayas to enter India near the Shipki La pass in Himachal Pradesh.
• (b) is correct. The Jhelum River, the lifeline of the Kashmir Valley, originates from a spring at Verinag. It flows northwards through Srinagar and into the Wular Lake, which acts as a natural flood control reservoir for the river. It then continues its course before entering Pakistan-occupied Kashmir.
• (c) is correct. The Chenab (formed by the confluence of the Chandra and Bhaga rivers) is the largest tributary of the Indus River in terms of the volume of water it carries. All other major tributaries of the Indus (Jhelum, Ravi, Beas, Sutlej) eventually join the Chenab, which then flows as a single river (the Panjnad for a short stretch) to meet the Indus.
• (d) is incorrect. The Beas River is the only major river of the Indus system that flows entirely within the territory of India. It originates near the Rohtang Pass in Himachal Pradesh, flows through Punjab, and joins the Sutlej River at Harike. It does not enter Pakistan. The statement that it flows entirely within Pakistan is factually wrong.
• Question 5 of 5 5. Question Consider the following statements: The ‘Burst of Monsoon’ refers to the sudden, violent onset of rainfall at the beginning of the season. The ‘Break in Monsoon’ refers to a period of dry spells during the rainy season. The intensity of rainfall from the Bay of Bengal branch of the monsoon increases as it moves from the sea to the land and up the Gangetic plains. 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 onset of the Southwest Monsoon is often characterized by a sudden and dramatic increase in rainfall intensity, accompanied by thunder and lightning. This abrupt arrival, which marks a significant change from the pre-monsoon weather, is known as the ‘Burst of the Monsoon’. It typically occurs first on the Malabar Coast of Kerala. Statement 2 is correct. The rainfall during the Southwest Monsoon season is not continuous. It occurs in wet spells interspersed with periods of little to no rainfall. These dry periods are known as ‘Breaks in the Monsoon’. These breaks are often associated with the northward shift of the monsoon trough to the foothills of the Himalayas, which causes heavy rain in the mountains but dry conditions over the plains. Statement 3 is incorrect. The intensity of rainfall from the Bay of Bengal branch decreases, not increases, as it moves up the Gangetic plains. The winds are laden with maximum moisture when they are over the sea. As they move inland over West Bengal and Bangladesh and then turn westwards up the plains, they continuously release moisture in the form of rain. As a result, the moisture content of the winds progressively depletes, leading to a general decrease in rainfall from east to west (e.g., Kolkata receives more rain than Delhi). Incorrect Solution: B Statement 1 is correct. The onset of the Southwest Monsoon is often characterized by a sudden and dramatic increase in rainfall intensity, accompanied by thunder and lightning. This abrupt arrival, which marks a significant change from the pre-monsoon weather, is known as the ‘Burst of the Monsoon’. It typically occurs first on the Malabar Coast of Kerala. Statement 2 is correct. The rainfall during the Southwest Monsoon season is not continuous. It occurs in wet spells interspersed with periods of little to no rainfall. These dry periods are known as ‘Breaks in the Monsoon’. These breaks are often associated with the northward shift of the monsoon trough to the foothills of the Himalayas, which causes heavy rain in the mountains but dry conditions over the plains. Statement 3 is incorrect. The intensity of rainfall from the Bay of Bengal branch decreases, not increases, as it moves up the Gangetic plains. The winds are laden with maximum moisture when they are over the sea. As they move inland over West Bengal and Bangladesh and then turn westwards up the plains, they continuously release moisture in the form of rain. As a result, the moisture content of the winds progressively depletes, leading to a general decrease in rainfall from east to west (e.g., Kolkata receives more rain than Delhi).
#### 5. Question
Consider the following statements:
• The ‘Burst of Monsoon’ refers to the sudden, violent onset of rainfall at the beginning of the season.
• The ‘Break in Monsoon’ refers to a period of dry spells during the rainy season.
• The intensity of rainfall from the Bay of Bengal branch of the monsoon increases as it moves from the sea to the land and up the Gangetic plains.
How many of the above statements are correct?
• (a) Only one
• (b) Only two
• (c) All three
Solution: B
• Statement 1 is correct. The onset of the Southwest Monsoon is often characterized by a sudden and dramatic increase in rainfall intensity, accompanied by thunder and lightning. This abrupt arrival, which marks a significant change from the pre-monsoon weather, is known as the ‘Burst of the Monsoon’. It typically occurs first on the Malabar Coast of Kerala.
• Statement 2 is correct. The rainfall during the Southwest Monsoon season is not continuous. It occurs in wet spells interspersed with periods of little to no rainfall. These dry periods are known as ‘Breaks in the Monsoon’. These breaks are often associated with the northward shift of the monsoon trough to the foothills of the Himalayas, which causes heavy rain in the mountains but dry conditions over the plains.
• Statement 3 is incorrect. The intensity of rainfall from the Bay of Bengal branch decreases, not increases, as it moves up the Gangetic plains. The winds are laden with maximum moisture when they are over the sea. As they move inland over West Bengal and Bangladesh and then turn westwards up the plains, they continuously release moisture in the form of rain. As a result, the moisture content of the winds progressively depletes, leading to a general decrease in rainfall from east to west (e.g., Kolkata receives more rain than Delhi).
Solution: B
• Statement 1 is correct. The onset of the Southwest Monsoon is often characterized by a sudden and dramatic increase in rainfall intensity, accompanied by thunder and lightning. This abrupt arrival, which marks a significant change from the pre-monsoon weather, is known as the ‘Burst of the Monsoon’. It typically occurs first on the Malabar Coast of Kerala.
• Statement 2 is correct. The rainfall during the Southwest Monsoon season is not continuous. It occurs in wet spells interspersed with periods of little to no rainfall. These dry periods are known as ‘Breaks in the Monsoon’. These breaks are often associated with the northward shift of the monsoon trough to the foothills of the Himalayas, which causes heavy rain in the mountains but dry conditions over the plains.
• Statement 3 is incorrect. The intensity of rainfall from the Bay of Bengal branch decreases, not increases, as it moves up the Gangetic plains. The winds are laden with maximum moisture when they are over the sea. As they move inland over West Bengal and Bangladesh and then turn westwards up the plains, they continuously release moisture in the form of rain. As a result, the moisture content of the winds progressively depletes, leading to a general decrease in rainfall from east to west (e.g., Kolkata receives more rain than Delhi).
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