UPSC Prelims Practice Questions — RE meets global electricity demand for the first time
Q1. The 'Global Electricity Review 2026', which reported that renewables met the entire net growth in global electricity demand in 2025, was published by:
- A. International Energy Agency (IEA)
- B. International Renewable Energy Agency (IRENA)
- C. Ember (Ember Energy / Climate Institute)
- D. United Nations Environment Programme (UNEP)
Q2. Ember's Global Electricity Review 2026, which announced the historic 2025 renewables milestone, is based on country-level data drawn from approximately how many countries (covering about 93% of global electricity demand)?
- A. About 50 countries
- B. About 75 countries
- C. About 91 countries
- D. About 120 countries
Q3. In the context of India's solar power sector — where Ember (2026) reported about 2.3 TWh of solar 'curtailment' in 2025 — the term 'curtailment' most precisely refers to:
- A. The deliberate reduction in the output of an operational renewable power plant below what it could otherwise produce, on account of grid, transmission or system-flexibility constraints
- B. The decommissioning of older solar photovoltaic installations once they reach the end of their useful life
- C. The withdrawal or reduction of central financial subsidies on rooftop solar systems
- D. A downward revision in the national installed-capacity target for solar power