General Science/Everyday Science MCQs
Topic Notes: General Science/Everyday Science
MCQs and preparation resources for competitive exams, covering important concepts, past papers, and detailed explanations.
Plato
- Biography: Ancient Greek philosopher (427–347 BCE), student of Socrates and teacher of Aristotle, founder of the Academy in Athens.
- Important Ideas:
- Theory of Forms
- Philosopher-King
- Ideal State
121
The EU Nature Restoration Law is framed as a pillar of which broader strategy?
Answer:
s a pillar of which broader strategy?
The regulation implements the EU Biodiversity Strategy for 2030 under the Green Deal, setting binding restoration targets. ([Environment](https://environment.ec.europa.eu/topics/nature-and-biodiversity/nature-restoration-regulation_en?utm_source=chatgpt.com "The EU #NatureRestoration Law"))
122
CBAM’s initial product scope during rollout includes all EXCEPT:
Answer:
Timber
Early CBAM coverage targets carbon-intensive goods like iron/steel, cement, fertilizers, aluminum, hydrogen, and electricity—not timber. ([EU Trade](https://trade.ec.europa.eu/access-to-markets/en/news/carbon-border-adjustment-mechanism-cbam?utm_source=chatgpt.com "Carbon Border Adjustment Mechanism (CBAM)"))
123
Following COP16, a “Cali Fund” was launched (Feb 2025) to support:
Answer:
DSI benefit-sharing implementation
In line with COP16 Decision 16/2, the fund is hosted by the Multi-Partner Trust Fund to channel resources associated with DSI benefits. ([United Nations](https://www.un.org/sustainabledevelopment/?p=115133&utm_source=chatgpt.com "Press Release | The Cali Fund launches in the margins of ..."))
124
At CBD COP16 (Cali, 2024), parties advanced benefit-sharing for:
Answer:
Digital sequence information (DSI)
COP16 operationalized a global mechanism to share benefits from the use of DSI and expanded roles for Indigenous Peoples and Local Communities; however, finance talks faltered. ([Convention on Biological Diversity](https://www.cbd.int/article/agreement-reached-cop-16?utm_source=chatgpt.com "COP 16 in Cali: progress towards making peace with nature"))
125
The UN scheduled the Geneva 2025 plastics session after failure to finalize a treaty at which meeting?
Answer:
INC-5.1 Busan 2024
After Busan stalled, UNEP set INC-5.2 for 5–14 Aug 2025 in Geneva to try to close remaining divides. ([UNEP - UN Environment Programme](https://www.unep.org/inc-plastic-pollution?utm_source=chatgpt.com "Intergovernmental Negotiating Committee on Plastic ..."))
126
The global plastics treaty talks (INC-5.2, Geneva 2025) ended with:
Answer:
Collapse with no agreement
Deep divisions—especially over production caps vs. downstream measures—prevented consensus, echoing the 2024 impasse at Busan. ([AP News](https://apnews.com/article/e73090282a22be7ff5979ea2d648dc10?utm_source=chatgpt.com "No end in sight to plastic pollution crisis as treaty negotiations in Geneva fail"))
127
The 2025 IEA update on low-emissions hydrogen cut the 2030 output outlook by nearly:
Answer:
25%
The IEA lowered its 2030 projection from ~49 Mt to ~37 Mt due to cancellations, cost pressures, and policy uncertainty, though committed capacity still grows. ([Reuters](https://www.reuters.com/sustainability/climate-energy/iea-cuts-2030-low-emissions-hydrogen-production-outlook-by-nearly-quarter-2025-09-12/?utm_source=chatgpt.com "IEA cuts 2030 low-emissions hydrogen production outlook by nearly a quarter"))
128
In August 2025, wind + solar supplied over one-third of electricity for the first time in which country?
Answer:
Brazil
Brazil crossed 34% from wind and solar while hydro output dipped, keeping fossil generation low and cutting power-sector emissions versus past drought years. ([AP News](https://apnews.com/article/13eef596389803e8b801f26e7888fb97?utm_source=chatgpt.com "Wind and solar power fuel over one-third of Brazil's electricity for first time"))
129
IEA’s “Renewables 2024” projects annual renewable capacity additions will rise from ~666 GW in 2024 to nearly ______ by 2030 (main case).
Answer:
935 GW
Solar and wind dominate additions through 2030 due to cost advantages and policy support in most regions. ([IEA](https://www.iea.org/reports/renewables-2024/electricity?utm_source=chatgpt.com "Electricity – Renewables 2024 – Analysis - IEA"))
130
According to REN21’s 2025 Global Status Report, the world added roughly what amount of renewable power capacity in 2024 (record year)?
Answer:
700+ GW
REN21 reports the largest annual increase to date—over 700 GW—signaling accelerating momentum for renewables worldwide. ([REN21](https://www.ren21.net/gsr-2025/downloads/pdf/go/GSR_2025_GO_2025_Full_Report.pdf?utm_source=chatgpt.com "RENEWABLES 2025 GLOBAL STATUS REPORT"))