MCQ: Sources of Oxygen on Earth

Q. With reference to the planet Earth, consider the following statements: Which of the statements given above is/are correct? (a) I and II(b) II only(c) I and III(d) None of the above statements is correct UPSC Prelims Question Paper 2025 Download Pdf Answer & Explanation: ✅Correct Answer: (b) II only Explanation: Statement I – IncorrectTropical … Read more

MCQ: Plant Types and Their Descriptions

Q. Consider the following pairs: Plant Description I. Cassava : Woody shrub II. Ginger : Herb with pseudo-stem III. Malabar spinach : Herbaceous climber IV. Mint : Annual shrub V. Papaya : Woody shrub How many of the above pairs are correctly matched? (a) Only two(b) Only three(c) Only four(d) All the five UPSC Prelims … Read more

MCQ: CO₂ Emissions in India

Q. Consider the following statements: Which of the statements given above is/are correct? (a) I and III only(b) II only(c) II and III only(d) I, II and III UPSC Prelims Question Paper 2025 Download Pdf Answer & Explanation: ✅Correct Answer: (c) II and III only Explanation: Statement I – IncorrectIndia’s per capita CO₂ emissions are … Read more

MCQ: Peacock Tarantula (Gooty Tarantula)

Q. Regarding Peacock tarantula (Gooty tarantula), consider the following statements: Which of the statements given above is/are correct? (a) I only(b) I and III(c) II only(d) II and III UPSC Prelims Question Paper 2025 Download Pdf Answer & Explanation: ✅Correct Answer: (d) I, II and III Explanation: Statement I – IncorrectThe Peacock tarantula (Poecilotheria metallica) … Read more

MCQ: Direct Air Capture (DAC) Technology

Q. With reference to Direct Air Capture (DAC), an emerging technology, which of the following statements is/are correct? Select the correct answer using the code given below. (a) I and II only(b) III only(c) I, II and III(d) None of the above statements is correct UPSC Prelims Question Paper 2025 Download Pdf Answer & Explanation: … Read more

MCQ: Nature Solutions Finance Hub for Asia and the Pacific

Q. Which one of the following launched the “Nature Solutions Finance Hub for Asia and the Pacific”? (a) The Asian Development Bank (ADB)(b) The Asian Infrastructure Investment Bank (AIIB)(c) The New Development Bank (NDB)(d) The International Bank for Reconstruction and Development (IBRD) UPSC Prelims Question Paper 2025 Download Pdf Answer & Explanation: ✅Correct Answer: (a) … Read more

MCQ: Article 6 of the Paris Agreement

Q. Consider the following statements: Statement I:Article 6 of the Paris Agreement on climate change is frequently discussed in global discussions on sustainable development and climate change. Statement II:Article 6 of the Paris Agreement on climate change sets out the principles of carbon markets. Statement III:Article 6 of the Paris Agreement on climate change intends … Read more

MCQ: Earth’s Rotation and Axis Shift

Q. Consider the following statements: Statement I:Scientific studies suggest that a shift is taking place in the Earth’s rotation and axis. Statement II:Solar flares and associated coronal mass ejections bombarded the Earth’s outermost atmosphere with a tremendous amount of energy. Statement III:As the Earth’s polar ice melts, the water tends to move towards the equator. … Read more

MCQ: India and COP28 Declaration on Climate and Health

Q. Consider the following statements: Statement I:At the 28th United Nations Climate Change Conference (COP28), India refrained from signing the Declaration on Climate and Health. Statement II:The COP28 Declaration on Climate and Health is a binding declaration; and if signed, it becomes mandatory to decarbonize the health sector. Statement III:If India’s health sector is decarbonized, … Read more

MCQ: Carbon Dioxide Emissions from the Cement Industry

Q. Consider the following statements: Statement I:Studies indicate that carbon dioxide emissions from the cement industry account for more than 5% of global carbon emissions. Statement II:Silica-bearing clay is mixed with limestone while manufacturing cement. Statement III:Limestone is converted into lime during clinker production for cement manufacturing. Which one of the following is correct in … Read more