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Mega Quiz with correct Answer & Explanation 1. With reference to bio-based chemicals, recently seen in the context of India’s BioE3 policy, consider the following statements: They are produced using renewable biological feedstocks such as biomass and agricultural residues. Their production commonly involves fermentation or enzymatic processes. They are derived exclusively from genetically modified microorganisms. They are considered an alternative to petroleum-based industrial chemicals. Which of the statements given above are correct? (a) 1, 2 and 4 only (b) 1 and 3 only (c) 2 and 3 only (d) 1, 2, 3 and 4 Answer: (a) Explanation Statement 1 is correct: Bio-based chemicals use renewable feedstocks such as sugarcane, corn, starch, and biomass residues. Statement 2 is correct: They are often produced through fermentation, microbial, or enzymatic processes. Statement 3 is incorrect: Use of genetically modified organisms (GMOs) is optional, not mandatory. Statement 4 is correct: They are intended to replace fossil fuel-based petrochemicals. Source: The Hindu 2. With reference to Osteoporosis, recently seen in the news, consider the following statements: It is a condition in which bone formation exceeds bone resorption. It increases the risk of fractures, especially in the hip, spine, and wrist. It is often called a “silent disease” because symptoms usually appear only after a fracture occurs. Which of the statements given above is/are correct? (a) 2 and 3 only (b) 1 and 2 only (c) 1 and 3 only (d) 1, 2 and 3 Correct Answer: (a) Explanation Statement 1 is incorrect: Osteoporosis occurs when bone breakdown (resorption) exceeds bone formation, leading to loss of bone mass. Statement 2 is correct: Common fracture sites include hip, vertebrae (spine), and wrist. Statement 3 is correct: It is called a “silent disease” because there are usually no symptoms until a fracture occurs. Source: Science Alert 3. With reference to the Yuva AI for All initiative, recently seen in the news, consider the following statements: It is implemented by the Ministry of Electronics and Information Technology (MeitY). It is part of the IndiaAI Mission. It aims to provide advanced AI research training only to engineering graduates. It is a free, self-paced course designed to introduce basic concepts of Artificial Intelligence. Which of the statements given above are correct? (a) 1, 2 and 4 only (b) 1 and 3 only (c) 2 and 3 only (d) 1, 2, 3 and 4 Answer: (a) Explanation Statement 1 is correct: The initiative is launched by MeitY. Statement 2 is correct: It is implemented under the IndiaAI Mission. Statement 3 is incorrect: The programme is open to everyone, not limited to engineering graduates or advanced learners. Statement 4 is correct: It is a free, self-paced foundational AI course. Source: DD News 4. Urban lakes such as Futala Lake are important for which of the following functions? Groundwater recharge Urban microclimate regulation Flood mitigation during heavy rainfall Carbon sequestration through aquatic vegetation Select the correct answer using the code below: (a) 1 and 2 only (b) 1, 2 and 3 only (c) 1, 2, 3 and 4 (d) 2 and 4 only Answer: (c) Explanation Urban lakes provide multiple ecosystem services: Groundwater recharge Temperature moderation (urban heat reduction) Stormwater storage and flood control Carbon absorption through aquatic plants and sediments Source: Times of India 5. Which of the following bodies is the highest decision-making authority of the African Union? (a) African Union Commission (b) Executive Council (c) Assembly of Heads of State and Government (d) Peace and Security Council Answer: (c) Explanation The Assembly is the highest decision-making body. It consists of Heads of State and Government of all member countries. Other bodies: Executive Council – Foreign Ministers, policy recommendations AU Commission – Administrative/implementing arm Peace and Security Council – Conflict prevention and management Source: New Indian Express

Urban lakes such as Futala Lake are important for which of the following functions? Groundwater recharge Urban microclimate regulation Flood mitigation during heavy rainfall Carbon sequestration through aquatic vegetation

With reference to the Yuva AI for All initiative, recently seen in the news, consider the following statements: It is implemented by the Ministry of Electronics and Information Technology (MeitY). It is part of the IndiaAI Mission. It aims to provide advanced AI research training only to engineering graduates. It is a free, self-paced course designed to introduce basic concepts of Artificial Intelligence.

With reference to Osteoporosis, recently seen in the news, consider the following statements: It is a condition in which bone formation exceeds bone resorption. It increases the risk of fractures, especially in the hip, spine, and wrist. It is often called a “silent disease” because symptoms usually appear only after a fracture occurs.

With reference to bio-based chemicals, recently seen in the context of India’s BioE3 policy, consider the following statements: They are produced using renewable biological feedstocks such as biomass and agricultural residues. Their production commonly involves fermentation or enzymatic processes. They are derived exclusively from genetically modified microorganisms. They are considered an alternative to petroleum-based industrial chemicals.

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