UPSC

UPSC Prelims 2025 · GS Paper I

Environment questions from UPSC 2025

Review every Environment question in the 2025 paper with its answer and study explanation, then launch the same set under timed exam conditions.

Start timed Environment setAll Environment PYQs

Topic distribution

Afforestation and Reforestation · 1Biodiversity · 1Biodiversity of India · 1Biogeochemical Cycles · 1Botany · 1Carbon Sequestration · 1Climate Change · 1Climate Change Conferences · 1Environmental Pollution · 1Government Bodies and Institutions · 1Greenhouse Gas Emissions · 1International Environmental Conventions · 1

All 2025 Environment questions

Open any question for the full options, answer, explanation, and syllabus metadata.

How answers are prepared

  1. Question 1 · Carbon Sequestration

    With reference to 'Blue Carbon', which of the following statements is correct?

  2. Question 2 · Climate Change

    The World Bank warned that India could become one of the first places where wet-bulb temperatures routinely exceed 35 °C. Which of the following statements best reflect(s) the implication of...

  3. Question 3 · Government Bodies and Institutions

    With reference to the Government of India, consider the following information : Organization | Some of its functions | It works under I. Directorate of Enforcement | Enforcement of the Fugit...

  4. Question 4 · Biodiversity

    Consider the following species: 1. Great Indian Bustard 2. Jerdon's Courser 3. White-bellied Heron 4. Slender-billed Vulture How many of the above are critically endangered birds found in In...

  5. Question 5 · International Environmental Initiatives

    Which organization has enacted the Nature Restoration Law (NRL) to tackle climate change and biodiversity loss?

  6. Question 6 · Botany

    Consider the following pairs : Plant : Description I. Cassava : Woody shrub II. Ginger : Herb with pseudostem III. Malabar spinach : Herbaceous climber IV. Mint : Annual shrub V. Papaya : Wo...

  7. Question 7 · Greenhouse Gas Emissions

    Consider the following statements : Statement I : Studies indicate that carbon dioxide emissions from cement industry account for more than 5% of global carbon emissions. Statement II : Sili...

  8. Question 8 · Biogeochemical Cycles

    With reference to the planet Earth, consider the following statements : I. Rain forests produce more oxygen than that produced by oceans. II. Marine phytoplankton and photosynthetic bacteria...

  9. Question 9 · Biodiversity of India

    Regarding Peacock tarantula (Gooty tarantula), consider the following statements : I. It is an omnivorous crustacean. II. Its natural habitat in India is only limited to some forest areas. I...

  10. Question 10 · International Environmental Conventions

    Consider the following statements regarding the proposed UN Global Plastics Treaty: 1. It aims to develop an internationally legally binding instrument on plastic pollution, including in the...

  11. Question 11 · Afforestation and Reforestation

    Consider the following statements regarding 'Miyawaki method', sometimes seen in the news: 1. It is a technique used for creating dense urban forests in a short span of time. 2. It involves...

  12. Question 12 · Climate Change Conferences

    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'. Statemen...

  13. Question 13 · Environmental Pollution

    Consider the following : I. Cigarette butts II. Eyeglass lenses III. Car tyres How many of them contain plastic?