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The term 'ACE2' is often discussed in medical science. Which of the following best describes its role in the context of COVID-19?

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🔥 UPSC 2026 PRELIMS – ALL INDIA FREE MOCK TEST 🚨 Serious Aspirants Only ! Test your preparation in a Real UPSC Exam Simulation. 📅 Date: 5 April 2026 📝 GS Paper: 09:30 AM 📝 CSAT Paper: 02:30 PM ━━━━━━━━━━━━━━━ 🏆 Exciting Rewards 🥇 1st Rank – Sealed Packed Tablet 🎖 Attractive Prizes for Top Performers 📊 All India Ranking 📈 Winners will be decided based on cumulative GS marks of All Mock Tests 🧾 Roll Number & Hall Ticket System (Real UPSC Experience) ⚠️ Note: Prizes will be given ONLY to OFFLINE test participants ━━━━━━━━━━━━━━━ 📅 Complete Mock Series 🔹 Mock 1: 1 March 2026 🔹 Mock 2: 5 April 2026 🔹 Mock 3: 26 April 2026 ━━━━━━━━━━━━━━━ ⏳ Last Date to Register 📅 3 April 2026 | 5:00 PM 📝 Registration is Mandatory :- https://forms.gle/ic5TDJ4rwoDpsPMr6 📲 Join Telegram Channel: https://t.me/NiravDa 📝 Rules – https://t.me/NiravDa/10970 📍 Location: https://goo.gl/maps/MwbET8Ewe9uk8pex5 📞 Contact: 9168256825 🎥 Student Feedback: https://youtube.com/shorts/gF7OQmRTRSM?feature=share

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In the context of the Maratha administration in the eighteenth century, the term sardeshmukhi refers to:

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A famous Sanskrit prashasti found in Gwalior, Madhya Pradesh, details the extensive military conquests over the kings of Andhra, Saindhava, Vidarbha, and Kalinga by which of the following rulers?

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Which of the following pairs of land categories mentioned in Chola inscriptions is correctly matched?

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The Mughal revenue system known as zabt was heavily reliant on:

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In the eighteenth century, the Sikhs introduced a system offering protection to cultivators upon the payment of a tax equal to 20 per cent of their produce. What was this system called?

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Consider the following pairs related to the Bhakti and reform movements: 1.Basavanna - Lingayat movement 2.Nayanars - Devotees of Vishnu 3.Dnyaneshwar and Tukaram - Worship of Vitthala Pandharpur Which of the pairs given above is/are correctly matched?

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Which of the following factors are responsible for variation in the horizontal distribution of pressure? I. Air temperature II. The Earth’s rotation III. Presence of water vapour Select the correct answer using the code given below:

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According to the Uttaramerur inscriptions detailing local self-government in the Chola empire, which of the following was NOT a mandatory qualification to become a member of the sabha (village assembly)?

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Consider the following: I. Juan de Fuca II. Nazca Plate III. Philippine Plate IV. Somali Plate How many of the above tectonic plates are located along the Ring of Fire?

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Solifluction is most commonly observed in which of the following conditions?

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India’s New Climate Targets (NDCs) – “Modest but Significant” 🧠 Context • India has updated its climate targets for 2035 under: • Paris Agreement • These targets are called: • NDCs (Nationally Determined Contributions) 👉 Every country submits its own climate action plan. ⸻ 📊 What are India’s New Targets? (Core Facts) 🔽 1. Emissions Intensity Reduction • Target: • 47% reduction from 2005 levels by 2035 👉 Earlier: • 45% reduction by 2030 📌 Meaning: • Less emissions per unit of GDP (not absolute reduction) ⸻ ⚡ 2. Non-Fossil Electricity Capacity • Target: • 60% of installed capacity from non-fossil sources 👉 Includes: • Solar ☀️ • Wind 🌬️ • Hydro 💧 • Nuclear ⚛️ ⸻ 🌳 3. Carbon Sink Creation • Target: • 3.5–4 billion tonnes CO₂ equivalent absorption • Through: • Forests & tree cover ⸻ 📉 Why are these called “Modest”? • Only incremental improvement over 2030 targets • India already: • On track to meet earlier targets 👉 So: • No dramatic jump ⸻ 🌟 Why are they still “Significant”? (IMPORTANT) 1. 🌍 Global Leadership Signal • At a time when: • United States is stepping back from climate finance 👉 India signals: • Commitment to clean energy transition ⸻ 2. ⚡ Energy Security • Reduces: • Dependence on imported oil & gas 👉 Important in context of: • West Asia conflicts • Strait of Hormuz risks (link with your previous article 🔥) ⸻ 3. 📈 Economic Advantage • Renewable energy: • Becoming cheaper than fossil fuels 👉 Long-term: • Growth + sustainability together ⸻ 💰 Major Challenge: Climate Finance 🔴 Problem • Developing countries (like India) say: • Developed nations are not giving enough funds 📊 Key Demand • Around: • $1.3 trillion annually by 2035 👉 For: • Green transition • Adaptation • Technology transfer ⸻ ⚠️ Ground Reality • Current finance: • Much lower than required • Leads to: • Slower climate action in Global South ⸻ 🌐 Geopolitical Angle (GS2 IR) 🔥 US Factor • Donald Trump-era policies: • Focus on fossil fuels • Reduced climate leadership 👉 Weakens global momentum ⸻ 🌏 India’s Position • Balancing: • Development needs • Climate responsibility 👉 Principle: • CBDR-RC (Common But Differentiated Responsibilities) ⸻ Key Concepts for UPSC 1. NDCs • Voluntary national climate commitments 2. Carbon Intensity • Emissions per unit GDP 3. Carbon Sink • Forests absorbing CO₂ 4. Climate Justice • Developed countries should do more

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Consider the following statements: 1.Carbon fibres are used in the manufacture of components used in automobiles and aircraft. 2.Carbon fibres once used cannot be recycled. Which of the statements given above is/are correct?

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'Triclosan', considered harmful when exposed to high levels for a long time, is most likely present in which of the following?

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In which of the following are hydrogels used? (2024) 1.Controlled drug delivery in patients 2.Mobile air-conditioning systems 3.Preparation of industrial lubricants. Select the correct answer using the code given below:

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🔥 UPSC 2026 PRELIMS – ALL INDIA FREE MOCK TEST 🚨 Serious Aspirants Only ! Test your preparation in a Real UPSC Exam Simulation. 📅 Date: 5 April 2026 📝 GS Paper: 09:30 AM 📝 CSAT Paper: 02:30 PM ━━━━━━━━━━━━━━━ 🏆 Exciting Rewards 🥇 1st Rank – Sealed Packed Tablet 🎖 Attractive Prizes for Top Performers 📊 All India Ranking 📈 Winners will be decided based on cumulative GS marks of All Mock Tests 🧾 Roll Number & Hall Ticket System (Real UPSC Experience) ⚠️ Note: Prizes will be given ONLY to OFFLINE test participants ━━━━━━━━━━━━━━━ 📅 Complete Mock Series 🔹 Mock 1: 1 March 2026 🔹 Mock 2: 5 April 2026 🔹 Mock 3: 26 April 2026 ━━━━━━━━━━━━━━━ ⏳ Last Date to Register 📅 3 April 2026 | 5:00 PM 📝 Registration is Mandatory :- https://forms.gle/ic5TDJ4rwoDpsPMr6 📲 Join Telegram Channel: https://t.me/NiravDa 📝 Rules – https://t.me/NiravDa/10970 📍 Location: https://goo.gl/maps/MwbET8Ewe9uk8pex5 📞 Contact: 9168256825 🎥 Student Feedback: https://youtube.com/shorts/gF7OQmRTRSM?feature=share

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Which one among the following has the highest energy?

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