UPSC Current Affairs Quiz : 2 February 2026
Kartavya Desk Staff
The Current Affairs Quiz is a daily quiz based on the DAILY CURRENT AFFAIRS AND PIB SUMMARY from the previous day, as posted on our website. It covers all relevant news sources and is designed to test your knowledge of current events. Solving these questions will help you retain both concepts and facts relevant to the UPSC IAS civil services exam.
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⢠Question 1 of 10 1. Question 1 points The difficulty in predicting cloudbursts is NOT attributed to which of the following factors? (a) The high cost associated with advanced forecasting models. (b) The large geographical area over which they occur. (c) The lack of dense meteorological infrastructure in hilly regions. (d) The short duration of the event. Correct Solution: B The prediction of cloudbursts is a significant challenge for meteorologists due to several factors. These include their short duration, typically lasting less than an hour, which leaves a very small window for detection and warning. Furthermore, the inadequate infrastructure, such as a sparse network of Doppler radars and weather stations in the topographically complex and remote hilly areas where these events are most common, limits real-time monitoring capabilities. The high cost of installing and maintaining advanced radar systems and running sophisticated AI-based forecasting models is also a major barrier. However, the statement that they occur over a large geographical area is incorrect. In fact, the opposite is true. Cloudbursts are characterized by their small spatial scale, with the intense rainfall concentrated over a very limited area (typically 20â30 sq km, and sometimes as small as 1 sq km). Incorrect Solution: B The prediction of cloudbursts is a significant challenge for meteorologists due to several factors. These include their short duration, typically lasting less than an hour, which leaves a very small window for detection and warning. Furthermore, the inadequate infrastructure, such as a sparse network of Doppler radars and weather stations in the topographically complex and remote hilly areas where these events are most common, limits real-time monitoring capabilities. The high cost of installing and maintaining advanced radar systems and running sophisticated AI-based forecasting models is also a major barrier. However, the statement that they occur over a large geographical area is incorrect. In fact, the opposite is true. Cloudbursts are characterized by their small spatial scale, with the intense rainfall concentrated over a very limited area (typically 20â30 sq km, and sometimes as small as 1 sq km).
#### 1. Question
The difficulty in predicting cloudbursts is NOT attributed to which of the following factors?
⢠(a) The high cost associated with advanced forecasting models.
⢠(b) The large geographical area over which they occur.
⢠(c) The lack of dense meteorological infrastructure in hilly regions.
⢠(d) The short duration of the event.
Solution: B
⢠The prediction of cloudbursts is a significant challenge for meteorologists due to several factors. These include their short duration, typically lasting less than an hour, which leaves a very small window for detection and warning.
⢠Furthermore, the inadequate infrastructure, such as a sparse network of Doppler radars and weather stations in the topographically complex and remote hilly areas where these events are most common, limits real-time monitoring capabilities.
⢠The high cost of installing and maintaining advanced radar systems and running sophisticated AI-based forecasting models is also a major barrier.
However, the statement that they occur over a large geographical area is incorrect. In fact, the opposite is true. Cloudbursts are characterized by their small spatial scale, with the intense rainfall concentrated over a very limited area (typically 20â30 sq km, and sometimes as small as 1 sq km).
Solution: B
⢠The prediction of cloudbursts is a significant challenge for meteorologists due to several factors. These include their short duration, typically lasting less than an hour, which leaves a very small window for detection and warning.
⢠Furthermore, the inadequate infrastructure, such as a sparse network of Doppler radars and weather stations in the topographically complex and remote hilly areas where these events are most common, limits real-time monitoring capabilities.
⢠The high cost of installing and maintaining advanced radar systems and running sophisticated AI-based forecasting models is also a major barrier.
However, the statement that they occur over a large geographical area is incorrect. In fact, the opposite is true. Cloudbursts are characterized by their small spatial scale, with the intense rainfall concentrated over a very limited area (typically 20â30 sq km, and sometimes as small as 1 sq km).
⢠Question 2 of 10 2. Question 1 points With reference to the Intermediate-Range Nuclear Forces (INF) Treaty, consider the following statements: Statement I: The INF Treaty was the first arms control agreement to eliminate an entire class of weapons. Statement II: The treaty banned all ground-launched ballistic and cruise missiles with ranges between 500 and 5,500 kilometers. Which one of the following is correct in respect of the above statements? (a) Both Statement-I and Statement-II are correct and Statement-II is the correct explanation for Statement-I (b) Both Statement-I and Statement-II are correct but Statement-II is not the correct explanation for Statement-I (c) Statement-I is correct but Statement-II is incorrect (d) Statement-I is incorrect but Statement-II is correct Correct Solution: A The Intermediate-Range Nuclear Forces (INF) Treaty, signed in 1987 between the United States and the Soviet Union, was a landmark achievement in arms control. Statement I is correct because the treaty was the first of its kind to eliminate an entire category of weapons, rather than just imposing limits on their numbers. This was a significant step towards de-escalation during the Cold War. Statement II is also correct and provides the specific details of the weapons that were eliminated. The treaty mandated the destruction of all ground-launched ballistic and cruise missiles with ranges between 500 and 5,500 kilometers. This specific range of missiles was considered particularly destabilizing as they could strike targets in Europe with very little warning time. Statement II is the correct explanation for Statement I. Incorrect Solution: A The Intermediate-Range Nuclear Forces (INF) Treaty, signed in 1987 between the United States and the Soviet Union, was a landmark achievement in arms control. Statement I is correct because the treaty was the first of its kind to eliminate an entire category of weapons, rather than just imposing limits on their numbers. This was a significant step towards de-escalation during the Cold War. Statement II is also correct and provides the specific details of the weapons that were eliminated. The treaty mandated the destruction of all ground-launched ballistic and cruise missiles with ranges between 500 and 5,500 kilometers. This specific range of missiles was considered particularly destabilizing as they could strike targets in Europe with very little warning time. Statement II is the correct explanation for Statement I.
#### 2. Question
With reference to the Intermediate-Range Nuclear Forces (INF) Treaty, consider the following statements:
Statement I: The INF Treaty was the first arms control agreement to eliminate an entire class of weapons.
Statement II: The treaty banned all ground-launched ballistic and cruise missiles with ranges between 500 and 5,500 kilometers.
Which one of the following is correct in respect of the above statements?
⢠(a) Both Statement-I and Statement-II are correct and Statement-II is the correct explanation for Statement-I
⢠(b) Both Statement-I and Statement-II are correct but Statement-II is not the correct explanation for Statement-I
⢠(c) Statement-I is correct but Statement-II is incorrect
⢠(d) Statement-I is incorrect but Statement-II is correct
Solution: A
⢠The Intermediate-Range Nuclear Forces (INF) Treaty, signed in 1987 between the United States and the Soviet Union, was a landmark achievement in arms control.
⢠Statement I is correct because the treaty was the first of its kind to eliminate an entire category of weapons, rather than just imposing limits on their numbers. This was a significant step towards de-escalation during the Cold War.
⢠Statement II is also correct and provides the specific details of the weapons that were eliminated. The treaty mandated the destruction of all ground-launched ballistic and cruise missiles with ranges between 500 and 5,500 kilometers. This specific range of missiles was considered particularly destabilizing as they could strike targets in Europe with very little warning time.
⢠Statement II is the correct explanation for Statement I.
Solution: A
⢠The Intermediate-Range Nuclear Forces (INF) Treaty, signed in 1987 between the United States and the Soviet Union, was a landmark achievement in arms control.
⢠Statement I is correct because the treaty was the first of its kind to eliminate an entire category of weapons, rather than just imposing limits on their numbers. This was a significant step towards de-escalation during the Cold War.
⢠Statement II is also correct and provides the specific details of the weapons that were eliminated. The treaty mandated the destruction of all ground-launched ballistic and cruise missiles with ranges between 500 and 5,500 kilometers. This specific range of missiles was considered particularly destabilizing as they could strike targets in Europe with very little warning time.
⢠Statement II is the correct explanation for Statement I.
⢠Question 3 of 10 3. Question 1 points Match the following: List I (Mineral) List II (Application) List III (Significance) A. Nickel (Ni) 1. Catalytic converters X. Supports net-zero carbon goals B. Copper (Cu) 2. EV batteries Y. Essential for renewable energy systems C. Platinum Group Elements (PGE) 3. Electric wires Z. Crucial for green hydrogen production Select the correct answer using the code given below: (a) A-3-X, B-1-Y, C-2-Z (b) A-2-X, B-3-Y, C-1-Z (c) A-1-Z, B-2-Y, C-3-X (d) A-2-Y, B-3-X, C-1-Z Correct Solution: B Nickel (Ni) is a key component in the cathodes of EV batteries (2). The development of a domestic supply of nickel is crucial for Indiaâs clean energy transition and its goal of achieving net-zero carbon emissions (X). Copper (Cu) is an excellent conductor of electricity and is widely used in electric wires (3). Its high conductivity and efficiency make it essential for renewable energy systems, such as solar panels and wind turbines, as well as the broader electrical grid (Y). C. Platinum Group Elements (PGEs), such as platinum and palladium, are used as catalysts in catalytic converters to reduce harmful emissions from vehicles (1). They also play a vital role as catalysts in the production of green hydrogen through electrolysis and in fuel cells (Z). Incorrect Solution: B Nickel (Ni) is a key component in the cathodes of EV batteries (2). The development of a domestic supply of nickel is crucial for Indiaâs clean energy transition and its goal of achieving net-zero carbon emissions (X). Copper (Cu) is an excellent conductor of electricity and is widely used in electric wires (3). Its high conductivity and efficiency make it essential for renewable energy systems, such as solar panels and wind turbines, as well as the broader electrical grid (Y). C. Platinum Group Elements (PGEs), such as platinum and palladium, are used as catalysts in catalytic converters to reduce harmful emissions from vehicles (1). They also play a vital role as catalysts in the production of green hydrogen through electrolysis and in fuel cells (Z).
#### 3. Question
Match the following:
| List I (Mineral) | List II (Application) | List III (Significance)
A. | Nickel (Ni) | 1. Catalytic converters | X. Supports net-zero carbon goals
B. | Copper (Cu) | 2. EV batteries | Y. Essential for renewable energy systems
C. | Platinum Group Elements (PGE) | 3. Electric wires | Z. Crucial for green hydrogen production
Select the correct answer using the code given below:
⢠(a) A-3-X, B-1-Y, C-2-Z
⢠(b) A-2-X, B-3-Y, C-1-Z
⢠(c) A-1-Z, B-2-Y, C-3-X
⢠(d) A-2-Y, B-3-X, C-1-Z
Solution: B
⢠Nickel (Ni) is a key component in the cathodes of EV batteries (2). The development of a domestic supply of nickel is crucial for Indiaâs clean energy transition and its goal of achieving net-zero carbon emissions (X).
⢠Copper (Cu) is an excellent conductor of electricity and is widely used in electric wires (3). Its high conductivity and efficiency make it essential for renewable energy systems, such as solar panels and wind turbines, as well as the broader electrical grid (Y).
C. Platinum Group Elements (PGEs), such as platinum and palladium, are used as catalysts in catalytic converters to reduce harmful emissions from vehicles (1). They also play a vital role as catalysts in the production of green hydrogen through electrolysis and in fuel cells (Z).
Solution: B
⢠Nickel (Ni) is a key component in the cathodes of EV batteries (2). The development of a domestic supply of nickel is crucial for Indiaâs clean energy transition and its goal of achieving net-zero carbon emissions (X).
⢠Copper (Cu) is an excellent conductor of electricity and is widely used in electric wires (3). Its high conductivity and efficiency make it essential for renewable energy systems, such as solar panels and wind turbines, as well as the broader electrical grid (Y).
C. Platinum Group Elements (PGEs), such as platinum and palladium, are used as catalysts in catalytic converters to reduce harmful emissions from vehicles (1). They also play a vital role as catalysts in the production of green hydrogen through electrolysis and in fuel cells (Z).
⢠Question 4 of 10 4. Question 1 points Consider the following statements regarding Biochar: It is a carbon-rich byproduct formed through the pyrolysis of agricultural residue. The application of biochar to soil invariably leads to a 30-50% increase in crop yields across all soil types. Biochar can be used as a partial replacement for cement in concrete, enhancing its mechanical strength and heat resistance. How many of the above statements are incorrect? (a) Only one (b) Only two (c) All three (d) None Correct Solution: A Statement 1 is correct. Biochar is a stable, carbon-rich solid material produced from the pyrolysis of biomass. Pyrolysis is a thermochemical process that involves heating biomass (such as agricultural waste, wood, or manure) in a low-oxygen or oxygen-free environment. This process results in the creation of biochar, along with bio-oil and syngas as byproducts. The high carbon content and stability of biochar make it an effective tool for carbon sequestration when added to the soil. Statement 2 is incorrect. While biochar application can enhance crop yields, the increase is typically in the range of 10-25%, not 30-50%. The benefits of biochar are most pronounced in semi-arid, nutrient-depleted soils. The statementâs claim of an invariable 30-50% increase across all soil types is an overstatement and does not reflect the nuanced impact of biochar on agricultural productivity. Statement 3 is correct. Research, including studies from institutions like IIT-Madras, has demonstrated the potential of using biochar as a sustainable additive in construction materials. Incorporating a small percentage (2-5%) of biochar into concrete mixtures has been shown to improve the mechanical strength and increase heat resistance by approximately 20%. This application not only enhances the properties of concrete but also contributes to decarbonizing the construction sector by sequestering carbon and offering a green alternative to traditional cement. Incorrect Solution: A Statement 1 is correct. Biochar is a stable, carbon-rich solid material produced from the pyrolysis of biomass. Pyrolysis is a thermochemical process that involves heating biomass (such as agricultural waste, wood, or manure) in a low-oxygen or oxygen-free environment. This process results in the creation of biochar, along with bio-oil and syngas as byproducts. The high carbon content and stability of biochar make it an effective tool for carbon sequestration when added to the soil. Statement 2 is incorrect. While biochar application can enhance crop yields, the increase is typically in the range of 10-25%, not 30-50%. The benefits of biochar are most pronounced in semi-arid, nutrient-depleted soils. The statementâs claim of an invariable 30-50% increase across all soil types is an overstatement and does not reflect the nuanced impact of biochar on agricultural productivity. Statement 3 is correct. Research, including studies from institutions like IIT-Madras, has demonstrated the potential of using biochar as a sustainable additive in construction materials. Incorporating a small percentage (2-5%) of biochar into concrete mixtures has been shown to improve the mechanical strength and increase heat resistance by approximately 20%. This application not only enhances the properties of concrete but also contributes to decarbonizing the construction sector by sequestering carbon and offering a green alternative to traditional cement.
#### 4. Question
Consider the following statements regarding Biochar:
⢠It is a carbon-rich byproduct formed through the pyrolysis of agricultural residue.
⢠The application of biochar to soil invariably leads to a 30-50% increase in crop yields across all soil types.
⢠Biochar can be used as a partial replacement for cement in concrete, enhancing its mechanical strength and heat resistance.
How many of the above statements are incorrect?
⢠(a) Only one
⢠(b) Only two
⢠(c) All three
Solution: A
⢠Statement 1 is correct. Biochar is a stable, carbon-rich solid material produced from the pyrolysis of biomass. Pyrolysis is a thermochemical process that involves heating biomass (such as agricultural waste, wood, or manure) in a low-oxygen or oxygen-free environment. This process results in the creation of biochar, along with bio-oil and syngas as byproducts. The high carbon content and stability of biochar make it an effective tool for carbon sequestration when added to the soil.
⢠Statement 2 is incorrect. While biochar application can enhance crop yields, the increase is typically in the range of 10-25%, not 30-50%. The benefits of biochar are most pronounced in semi-arid, nutrient-depleted soils. The statementâs claim of an invariable 30-50% increase across all soil types is an overstatement and does not reflect the nuanced impact of biochar on agricultural productivity.
⢠Statement 3 is correct. Research, including studies from institutions like IIT-Madras, has demonstrated the potential of using biochar as a sustainable additive in construction materials. Incorporating a small percentage (2-5%) of biochar into concrete mixtures has been shown to improve the mechanical strength and increase heat resistance by approximately 20%. This application not only enhances the properties of concrete but also contributes to decarbonizing the construction sector by sequestering carbon and offering a green alternative to traditional cement.
Solution: A
⢠Statement 1 is correct. Biochar is a stable, carbon-rich solid material produced from the pyrolysis of biomass. Pyrolysis is a thermochemical process that involves heating biomass (such as agricultural waste, wood, or manure) in a low-oxygen or oxygen-free environment. This process results in the creation of biochar, along with bio-oil and syngas as byproducts. The high carbon content and stability of biochar make it an effective tool for carbon sequestration when added to the soil.
⢠Statement 2 is incorrect. While biochar application can enhance crop yields, the increase is typically in the range of 10-25%, not 30-50%. The benefits of biochar are most pronounced in semi-arid, nutrient-depleted soils. The statementâs claim of an invariable 30-50% increase across all soil types is an overstatement and does not reflect the nuanced impact of biochar on agricultural productivity.
⢠Statement 3 is correct. Research, including studies from institutions like IIT-Madras, has demonstrated the potential of using biochar as a sustainable additive in construction materials. Incorporating a small percentage (2-5%) of biochar into concrete mixtures has been shown to improve the mechanical strength and increase heat resistance by approximately 20%. This application not only enhances the properties of concrete but also contributes to decarbonizing the construction sector by sequestering carbon and offering a green alternative to traditional cement.
⢠Question 5 of 10 5. Question 1 points Consider the following statements regarding the World Trade Organization (WTO): The WTO was established as a replacement for the General Agreement on Tariffs and Trade (GATT) following the Bretton Woods Conference. The decisions within the WTO are typically made by a majority vote of the member countries. The WTOâs dispute settlement mechanism has the authority to impose binding sanctions on a member country found to be in violation of its trade obligations. How many of the above statements are incorrect? (a) Only one (b) Only two (c) All three (d) None Correct Solution: B Statement 1 is incorrect. The WTO was established following the Uruguay Round of trade negotiations (1986â94), not the Bretton Woods Conference (1944). The Bretton Woods Conference led to the creation of the International Monetary Fund (IMF) and the World Bank. While the idea of an International Trade Organization (ITO) was discussed at the time, it did not materialize, and GATT was created as an interim agreement in 1947. The WTO eventually replaced GATT in 1995. Statement 2 is incorrect. The WTO operates on the principle of consensus, not majority voting. This means that decisions are made when no member country formally objects. This approach ensures that the decisions have the support of the entire membership. While the WTO agreements do contain provisions for voting in exceptional circumstances, it is rarely used. Statement 3 is correct. The Dispute Settlement Body (DSB) is a core function of the WTO and is often referred to as the âjewel in the crownâ of the organization. When a member country brings a complaint against another member, a panel is established to adjudicate the dispute. If the panelâs ruling, which can be appealed to the Appellate Body, finds a country to be in violation of its WTO obligations, it can recommend that the country bring its measures into conformity. If the country fails to do so, the DSB can authorize the complaining country to impose retaliatory trade sanctions. These rulings are binding. Incorrect Solution: B Statement 1 is incorrect. The WTO was established following the Uruguay Round of trade negotiations (1986â94), not the Bretton Woods Conference (1944). The Bretton Woods Conference led to the creation of the International Monetary Fund (IMF) and the World Bank. While the idea of an International Trade Organization (ITO) was discussed at the time, it did not materialize, and GATT was created as an interim agreement in 1947. The WTO eventually replaced GATT in 1995. Statement 2 is incorrect. The WTO operates on the principle of consensus, not majority voting. This means that decisions are made when no member country formally objects. This approach ensures that the decisions have the support of the entire membership. While the WTO agreements do contain provisions for voting in exceptional circumstances, it is rarely used. Statement 3 is correct. The Dispute Settlement Body (DSB) is a core function of the WTO and is often referred to as the âjewel in the crownâ of the organization. When a member country brings a complaint against another member, a panel is established to adjudicate the dispute. If the panelâs ruling, which can be appealed to the Appellate Body, finds a country to be in violation of its WTO obligations, it can recommend that the country bring its measures into conformity. If the country fails to do so, the DSB can authorize the complaining country to impose retaliatory trade sanctions. These rulings are binding.
#### 5. Question
Consider the following statements regarding the World Trade Organization (WTO):
⢠The WTO was established as a replacement for the General Agreement on Tariffs and Trade (GATT) following the Bretton Woods Conference.
⢠The decisions within the WTO are typically made by a majority vote of the member countries.
⢠The WTOâs dispute settlement mechanism has the authority to impose binding sanctions on a member country found to be in violation of its trade obligations.
How many of the above statements are incorrect?
⢠(a) Only one
⢠(b) Only two
⢠(c) All three
Solution: B
⢠Statement 1 is incorrect. The WTO was established following the Uruguay Round of trade negotiations (1986â94), not the Bretton Woods Conference (1944). The Bretton Woods Conference led to the creation of the International Monetary Fund (IMF) and the World Bank. While the idea of an International Trade Organization (ITO) was discussed at the time, it did not materialize, and GATT was created as an interim agreement in 1947. The WTO eventually replaced GATT in 1995.
⢠Statement 2 is incorrect. The WTO operates on the principle of consensus, not majority voting. This means that decisions are made when no member country formally objects. This approach ensures that the decisions have the support of the entire membership. While the WTO agreements do contain provisions for voting in exceptional circumstances, it is rarely used.
Statement 3 is correct. The Dispute Settlement Body (DSB) is a core function of the WTO and is often referred to as the âjewel in the crownâ of the organization. When a member country brings a complaint against another member, a panel is established to adjudicate the dispute. If the panelâs ruling, which can be appealed to the Appellate Body, finds a country to be in violation of its WTO obligations, it can recommend that the country bring its measures into conformity. If the country fails to do so, the DSB can authorize the complaining country to impose retaliatory trade sanctions. These rulings are binding.
Solution: B
⢠Statement 1 is incorrect. The WTO was established following the Uruguay Round of trade negotiations (1986â94), not the Bretton Woods Conference (1944). The Bretton Woods Conference led to the creation of the International Monetary Fund (IMF) and the World Bank. While the idea of an International Trade Organization (ITO) was discussed at the time, it did not materialize, and GATT was created as an interim agreement in 1947. The WTO eventually replaced GATT in 1995.
⢠Statement 2 is incorrect. The WTO operates on the principle of consensus, not majority voting. This means that decisions are made when no member country formally objects. This approach ensures that the decisions have the support of the entire membership. While the WTO agreements do contain provisions for voting in exceptional circumstances, it is rarely used.
Statement 3 is correct. The Dispute Settlement Body (DSB) is a core function of the WTO and is often referred to as the âjewel in the crownâ of the organization. When a member country brings a complaint against another member, a panel is established to adjudicate the dispute. If the panelâs ruling, which can be appealed to the Appellate Body, finds a country to be in violation of its WTO obligations, it can recommend that the country bring its measures into conformity. If the country fails to do so, the DSB can authorize the complaining country to impose retaliatory trade sanctions. These rulings are binding.
⢠Question 6 of 10 6. Question 1 points The phenomenon of âcoral bleachingâ is primarily caused by: (a) The deposition of sediments and pollutants on the coral surface, which blocks sunlight. (b) A viral infection that targets the coral polyps, causing them to lose their pigmentation. (c) The expulsion of symbiotic algae from the coral's tissues due to environmental stress. (d) The excessive growth of symbiotic algae called zooxanthellae within the coral's tissues. Correct Solution: C Coral bleaching is a stress response in corals. The vibrant colors of healthy corals are due to the presence of microscopic algae called zooxanthellae, which live in a symbiotic relationship within the coralâs tissues. These algae provide the coral with most of its food through photosynthesis. When the coral is subjected to environmental stress, particularly increased sea temperatures, this symbiotic relationship breaks down. The coral expels the zooxanthellae, causing it to lose its color and turn white, hence the term âbleachingâ. Bleaching leaves the coral in a weakened state, and if the stress is prolonged, the coral will starve and die. Incorrect Solution: C Coral bleaching is a stress response in corals. The vibrant colors of healthy corals are due to the presence of microscopic algae called zooxanthellae, which live in a symbiotic relationship within the coralâs tissues. These algae provide the coral with most of its food through photosynthesis. When the coral is subjected to environmental stress, particularly increased sea temperatures, this symbiotic relationship breaks down. The coral expels the zooxanthellae, causing it to lose its color and turn white, hence the term âbleachingâ. Bleaching leaves the coral in a weakened state, and if the stress is prolonged, the coral will starve and die.
#### 6. Question
The phenomenon of âcoral bleachingâ is primarily caused by:
⢠(a) The deposition of sediments and pollutants on the coral surface, which blocks sunlight.
⢠(b) A viral infection that targets the coral polyps, causing them to lose their pigmentation.
⢠(c) The expulsion of symbiotic algae from the coral's tissues due to environmental stress.
⢠(d) The excessive growth of symbiotic algae called zooxanthellae within the coral's tissues.
Solution: C
Coral bleaching is a stress response in corals. The vibrant colors of healthy corals are due to the presence of microscopic algae called zooxanthellae, which live in a symbiotic relationship within the coralâs tissues. These algae provide the coral with most of its food through photosynthesis. When the coral is subjected to environmental stress, particularly increased sea temperatures, this symbiotic relationship breaks down. The coral expels the zooxanthellae, causing it to lose its color and turn white, hence the term âbleachingâ. Bleaching leaves the coral in a weakened state, and if the stress is prolonged, the coral will starve and die.
Solution: C
Coral bleaching is a stress response in corals. The vibrant colors of healthy corals are due to the presence of microscopic algae called zooxanthellae, which live in a symbiotic relationship within the coralâs tissues. These algae provide the coral with most of its food through photosynthesis. When the coral is subjected to environmental stress, particularly increased sea temperatures, this symbiotic relationship breaks down. The coral expels the zooxanthellae, causing it to lose its color and turn white, hence the term âbleachingâ. Bleaching leaves the coral in a weakened state, and if the stress is prolonged, the coral will starve and die.
⢠Question 7 of 10 7. Question 1 points Consider the following pairs: Mountain Range Location 1. Marrah Mountains Darfur 2. Red Sea Hills Eastern Sudan 3. Nuba Mountains South Kordofan How many of the above pairs are correctly matched? (a) Only one (b) Only two (c) All three (d) None Correct Solution: C Marrah Mountains: This range of volcanic peaks is located in the Darfur region of western Sudan. It is the highest point in Sudan and forms the Nile-Congo watershed. The region has been at the center of the conflict in Darfur. Red Sea Hills: This mountain range runs parallel to the Red Sea coast in eastern Sudan. It is an uplifted escarpment with rugged terrain and is an important geographical feature of the region. Nuba Mountains: These mountains are located in the South Kordofan state of Sudan. They are a series of inselbergs (isolated rock hills) rising from the surrounding clay plains. The Nuba Mountains have also been a site of conflict and are known for their unique cultural diversity. Incorrect Solution: C Marrah Mountains: This range of volcanic peaks is located in the Darfur region of western Sudan. It is the highest point in Sudan and forms the Nile-Congo watershed. The region has been at the center of the conflict in Darfur. Red Sea Hills: This mountain range runs parallel to the Red Sea coast in eastern Sudan. It is an uplifted escarpment with rugged terrain and is an important geographical feature of the region. Nuba Mountains: These mountains are located in the South Kordofan state of Sudan. They are a series of inselbergs (isolated rock hills) rising from the surrounding clay plains. The Nuba Mountains have also been a site of conflict and are known for their unique cultural diversity.
#### 7. Question
Consider the following pairs:
Mountain Range | Location
- 1.Marrah Mountains | Darfur
- 2.Red Sea Hills | Eastern Sudan
- 3.Nuba Mountains | South Kordofan
How many of the above pairs are correctly matched?
⢠(a) Only one
⢠(b) Only two
⢠(c) All three
Solution: C
⢠Marrah Mountains: This range of volcanic peaks is located in the Darfur region of western Sudan. It is the highest point in Sudan and forms the Nile-Congo watershed. The region has been at the center of the conflict in Darfur.
⢠Red Sea Hills: This mountain range runs parallel to the Red Sea coast in eastern Sudan. It is an uplifted escarpment with rugged terrain and is an important geographical feature of the region.
⢠Nuba Mountains: These mountains are located in the South Kordofan state of Sudan. They are a series of inselbergs (isolated rock hills) rising from the surrounding clay plains. The Nuba Mountains have also been a site of conflict and are known for their unique cultural diversity.
Solution: C
⢠Marrah Mountains: This range of volcanic peaks is located in the Darfur region of western Sudan. It is the highest point in Sudan and forms the Nile-Congo watershed. The region has been at the center of the conflict in Darfur.
⢠Red Sea Hills: This mountain range runs parallel to the Red Sea coast in eastern Sudan. It is an uplifted escarpment with rugged terrain and is an important geographical feature of the region.
⢠Nuba Mountains: These mountains are located in the South Kordofan state of Sudan. They are a series of inselbergs (isolated rock hills) rising from the surrounding clay plains. The Nuba Mountains have also been a site of conflict and are known for their unique cultural diversity.
⢠Question 8 of 10 8. Question 1 points Consider the following statements regarding the features of cyberspace: Actions in cyberspace are confined by national borders, and their impact is localized. Cyberspace has a dual-use nature, serving both civilian and military purposes. Attribution of actions in cyberspace is straightforward due to the traceable nature of digital footprints. Which of the above statements are correct? (a) 2 only (b) 1 and 3 only (c) 2 and 3 only (d) 1, 2 and 3 Correct Solution: A Statement 1 is incorrect. A defining feature of cyberspace is that it is a borderless domain. Actions taken in cyberspace can have immediate, global effects, transcending physical and national boundaries. A cyber-attack launched from one country can impact critical infrastructure in another country thousands of miles away. Statement 2 is correct. Cyberspace has a dual-use nature. The same infrastructure, technologies, and platforms can be used for both civilian purposes (e.g., e-commerce, communication, education) and military purposes (e.g., intelligence gathering, command and control, cyber warfare). This duality presents unique challenges for governance and security. Statement 3 is incorrect. Attribution in cyberspace is a significant challenge. Malicious actors can use various techniques, such as proxy servers, VPNs, and sophisticated malware, to obscure their identity and location, making it difficult to definitively trace an attack back to its source. The anonymity or pseudonymity afforded by cyberspace is one of its key features and a major hurdle for law enforcement and national security agencies. Incorrect Solution: A Statement 1 is incorrect. A defining feature of cyberspace is that it is a borderless domain. Actions taken in cyberspace can have immediate, global effects, transcending physical and national boundaries. A cyber-attack launched from one country can impact critical infrastructure in another country thousands of miles away. Statement 2 is correct. Cyberspace has a dual-use nature. The same infrastructure, technologies, and platforms can be used for both civilian purposes (e.g., e-commerce, communication, education) and military purposes (e.g., intelligence gathering, command and control, cyber warfare). This duality presents unique challenges for governance and security. Statement 3 is incorrect. Attribution in cyberspace is a significant challenge. Malicious actors can use various techniques, such as proxy servers, VPNs, and sophisticated malware, to obscure their identity and location, making it difficult to definitively trace an attack back to its source. The anonymity or pseudonymity afforded by cyberspace is one of its key features and a major hurdle for law enforcement and national security agencies.
#### 8. Question
Consider the following statements regarding the features of cyberspace:
⢠Actions in cyberspace are confined by national borders, and their impact is localized.
⢠Cyberspace has a dual-use nature, serving both civilian and military purposes.
⢠Attribution of actions in cyberspace is straightforward due to the traceable nature of digital footprints.
Which of the above statements are correct?
⢠(a) 2 only
⢠(b) 1 and 3 only
⢠(c) 2 and 3 only
⢠(d) 1, 2 and 3
Solution: A
⢠Statement 1 is incorrect. A defining feature of cyberspace is that it is a borderless domain. Actions taken in cyberspace can have immediate, global effects, transcending physical and national boundaries. A cyber-attack launched from one country can impact critical infrastructure in another country thousands of miles away.
⢠Statement 2 is correct. Cyberspace has a dual-use nature. The same infrastructure, technologies, and platforms can be used for both civilian purposes (e.g., e-commerce, communication, education) and military purposes (e.g., intelligence gathering, command and control, cyber warfare). This duality presents unique challenges for governance and security.
⢠Statement 3 is incorrect. Attribution in cyberspace is a significant challenge. Malicious actors can use various techniques, such as proxy servers, VPNs, and sophisticated malware, to obscure their identity and location, making it difficult to definitively trace an attack back to its source. The anonymity or pseudonymity afforded by cyberspace is one of its key features and a major hurdle for law enforcement and national security agencies.
Solution: A
⢠Statement 1 is incorrect. A defining feature of cyberspace is that it is a borderless domain. Actions taken in cyberspace can have immediate, global effects, transcending physical and national boundaries. A cyber-attack launched from one country can impact critical infrastructure in another country thousands of miles away.
⢠Statement 2 is correct. Cyberspace has a dual-use nature. The same infrastructure, technologies, and platforms can be used for both civilian purposes (e.g., e-commerce, communication, education) and military purposes (e.g., intelligence gathering, command and control, cyber warfare). This duality presents unique challenges for governance and security.
⢠Statement 3 is incorrect. Attribution in cyberspace is a significant challenge. Malicious actors can use various techniques, such as proxy servers, VPNs, and sophisticated malware, to obscure their identity and location, making it difficult to definitively trace an attack back to its source. The anonymity or pseudonymity afforded by cyberspace is one of its key features and a major hurdle for law enforcement and national security agencies.
⢠Question 9 of 10 9. Question 1 points Consider the following statements regarding the Election Commission of India (ECI): The ECI is a statutory body established by an Act of Parliament. The Chief Election Commissioner (CEC) and other Election Commissioners are appointed by the President of India and hold office for a term of five years or up to the age of 65 years, whichever is earlier. The ECI has quasi-judicial powers to resolve disputes related to splits and mergers of recognized political parties. Which of the above statements are correct? (a) 3 only (b) 1 and 3 only (c) 2 and 3 only (d) 1, 2 and 3 Correct Solution: A Statement 1 is incorrect. The Election Commission of India is a constitutional body, not a statutory body. It is established under Article 324 of the Constitution of India. This article vests the âsuperintendence, direction and control of electionsâ in the ECI. Statement 2 is also incorrect. The tenure of the Chief Election Commissioner (CEC) and other Election Commissioners is six years or up to the age of 65 years, whichever is earlier, not five years. Statement 3 is correct. The ECI has quasi-judicial functions, which include settling disputes relating to splits and mergers of recognized political parties and allotting symbols to them. This power is crucial for maintaining order and clarity within the political landscape, especially during elections. The Commissionâs decisions in these matters are binding on the factions involved. Incorrect Solution: A Statement 1 is incorrect. The Election Commission of India is a constitutional body, not a statutory body. It is established under Article 324 of the Constitution of India. This article vests the âsuperintendence, direction and control of electionsâ in the ECI. Statement 2 is also incorrect. The tenure of the Chief Election Commissioner (CEC) and other Election Commissioners is six years or up to the age of 65 years, whichever is earlier, not five years. Statement 3 is correct. The ECI has quasi-judicial functions, which include settling disputes relating to splits and mergers of recognized political parties and allotting symbols to them. This power is crucial for maintaining order and clarity within the political landscape, especially during elections. The Commissionâs decisions in these matters are binding on the factions involved.
#### 9. Question
Consider the following statements regarding the Election Commission of India (ECI):
⢠The ECI is a statutory body established by an Act of Parliament.
⢠The Chief Election Commissioner (CEC) and other Election Commissioners are appointed by the President of India and hold office for a term of five years or up to the age of 65 years, whichever is earlier.
⢠The ECI has quasi-judicial powers to resolve disputes related to splits and mergers of recognized political parties.
Which of the above statements are correct?
⢠(a) 3 only
⢠(b) 1 and 3 only
⢠(c) 2 and 3 only
⢠(d) 1, 2 and 3
Solution: A
⢠Statement 1 is incorrect. The Election Commission of India is a constitutional body, not a statutory body. It is established under Article 324 of the Constitution of India. This article vests the âsuperintendence, direction and control of electionsâ in the ECI.
⢠Statement 2 is also incorrect. The tenure of the Chief Election Commissioner (CEC) and other Election Commissioners is six years or up to the age of 65 years, whichever is earlier, not five years.
Statement 3 is correct. The ECI has quasi-judicial functions, which include settling disputes relating to splits and mergers of recognized political parties and allotting symbols to them. This power is crucial for maintaining order and clarity within the political landscape, especially during elections. The Commissionâs decisions in these matters are binding on the factions involved.
Solution: A
⢠Statement 1 is incorrect. The Election Commission of India is a constitutional body, not a statutory body. It is established under Article 324 of the Constitution of India. This article vests the âsuperintendence, direction and control of electionsâ in the ECI.
⢠Statement 2 is also incorrect. The tenure of the Chief Election Commissioner (CEC) and other Election Commissioners is six years or up to the age of 65 years, whichever is earlier, not five years.
Statement 3 is correct. The ECI has quasi-judicial functions, which include settling disputes relating to splits and mergers of recognized political parties and allotting symbols to them. This power is crucial for maintaining order and clarity within the political landscape, especially during elections. The Commissionâs decisions in these matters are binding on the factions involved.
⢠Question 10 of 10 10. Question 1 points Consider the following statements regarding groundwater contamination in India: A significant portion of Indiaâs rural drinking water and irrigation needs are met by groundwater. The overuse of chemical fertilizers in agriculture can lead to nitrate contamination of groundwater. Pathogen contamination from sewage leaks is a major anthropogenic source of groundwater pollution. Which of the above statements are correct? (a) 1 and 2 only (b) 1 and 3 only (c) 2 and 3 only (d) 1, 2 and 3 Correct Solution: D Statement 1 is correct. Over 85% of rural drinking water and 65% of irrigation needs in India are dependent on groundwater, making it the lifeline of the countryâs water economy. This heavy reliance makes the issue of its contamination a critical national concern. Statement 2 is correct. Agricultural runoff from the overuse of chemical fertilisers and pesticides is a primary source of nitrate and phosphate leaching into aquifers. States like Punjab and Haryana, with intensive agriculture, face significant nitrate contamination, which can lead to health issues like âBlue Baby Syndromeâ. Statement 3 is correct. Sewage and septic leaks are a major anthropogenic (human-induced) source of groundwater contamination, particularly in peri-urban and rural areas. This introduces pathogens like bacteria and viruses into the water, leading to waterborne diseases such as cholera, dysentery, and hepatitis. Incorrect Solution: D Statement 1 is correct. Over 85% of rural drinking water and 65% of irrigation needs in India are dependent on groundwater, making it the lifeline of the countryâs water economy. This heavy reliance makes the issue of its contamination a critical national concern. Statement 2 is correct. Agricultural runoff from the overuse of chemical fertilisers and pesticides is a primary source of nitrate and phosphate leaching into aquifers. States like Punjab and Haryana, with intensive agriculture, face significant nitrate contamination, which can lead to health issues like âBlue Baby Syndromeâ. Statement 3 is correct. Sewage and septic leaks are a major anthropogenic (human-induced) source of groundwater contamination, particularly in peri-urban and rural areas. This introduces pathogens like bacteria and viruses into the water, leading to waterborne diseases such as cholera, dysentery, and hepatitis.
#### 10. Question
Consider the following statements regarding groundwater contamination in India:
⢠A significant portion of Indiaâs rural drinking water and irrigation needs are met by groundwater.
⢠The overuse of chemical fertilizers in agriculture can lead to nitrate contamination of groundwater.
⢠Pathogen contamination from sewage leaks is a major anthropogenic source of groundwater pollution.
Which of the above statements are correct?
⢠(a) 1 and 2 only
⢠(b) 1 and 3 only
⢠(c) 2 and 3 only
⢠(d) 1, 2 and 3
Solution: D
⢠Statement 1 is correct. Over 85% of rural drinking water and 65% of irrigation needs in India are dependent on groundwater, making it the lifeline of the countryâs water economy. This heavy reliance makes the issue of its contamination a critical national concern.
⢠Statement 2 is correct. Agricultural runoff from the overuse of chemical fertilisers and pesticides is a primary source of nitrate and phosphate leaching into aquifers. States like Punjab and Haryana, with intensive agriculture, face significant nitrate contamination, which can lead to health issues like âBlue Baby Syndromeâ.
⢠Statement 3 is correct. Sewage and septic leaks are a major anthropogenic (human-induced) source of groundwater contamination, particularly in peri-urban and rural areas. This introduces pathogens like bacteria and viruses into the water, leading to waterborne diseases such as cholera, dysentery, and hepatitis.
Solution: D
⢠Statement 1 is correct. Over 85% of rural drinking water and 65% of irrigation needs in India are dependent on groundwater, making it the lifeline of the countryâs water economy. This heavy reliance makes the issue of its contamination a critical national concern.
⢠Statement 2 is correct. Agricultural runoff from the overuse of chemical fertilisers and pesticides is a primary source of nitrate and phosphate leaching into aquifers. States like Punjab and Haryana, with intensive agriculture, face significant nitrate contamination, which can lead to health issues like âBlue Baby Syndromeâ.
⢠Statement 3 is correct. Sewage and septic leaks are a major anthropogenic (human-induced) source of groundwater contamination, particularly in peri-urban and rural areas. This introduces pathogens like bacteria and viruses into the water, leading to waterborne diseases such as cholera, dysentery, and hepatitis.
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