Home › UPPSC › 2024 › Environment

UPPSC 2024 — Environment Questions with Answers

All 9 Environment previous-year questions from UPPSC 2024, each with the correct answer and a full explanation. Practise them as a free, timed mock test with instant scoring.

1. Q1.Environment & Ecology

   Which of the following reasons caused catastrophic coral bleaching and mass coral deaths in the Andaman and Nicobar Islands?

   • a)(a) Increased industrial activities in the coastal regions
   • b)(b) Increase of 2°C temperature in the Indian Ocean
   • c)(c) Heavy marine pollution
   • d)(d) Decrease of temperature by 4°C in the Indian Ocean
2. Q2.Environment

   Which of the following is the correct sequence of phases of Biotic succession?

   • a)(a) Ecesis - Migration - Reaction - Stabilisation
   • b)(b) Ecesis - Migration - Stabilisation - Reaction
   • c)(c) Migration-Reaction - Stabilisation - Ecesis
   • d)(d) Migration-Ecesis- Reaction - Stabilisation
3. Q3.Environment

   Which one of the following is correctly matched?

   • a)(a) Ecocline – Biodiversity
   • b)(b) Pycnocline – Sea water density
   • c)(c) Thermocline – Air temperature
   • d)(d) Halocline – Sea water temperature
4. Q4.Environment

   Which of the following pairs (National Park State/Union Territory) is not correctly matched?

   • a)(a) Rajaji – Uttarakhand
   • b)(b) Pin Valley – Jammu and Kashmir
   • c)(c) Bandipur – Karnataka
   • d)(d) Simlipal – Odisha
5. Q5.Environment

   What does the Intergovernmental Panel on Climate Change (IPCC) emphasize regarding reductions in greenhouse gas (GHG) emission? 1. Gradual and limited reductions are enough. 2. Deep, rapid and sustained reductions are essential. Select the correct answer from the codes given below:

   • a)Both 1 and 2
   • b)Neither 1 nor 2
   • c)Only 1
   • d)Only 2
6. Q6.Environment / Sustainable Development

   Given below are two statements, one is labelled as Assertion (A) and the other as Reason (R). Assertion (A): The concept of Sustainable Development was popularised by the Brundtland Report. Reason (R): The Brundtland Report is also known as "The Limits to Growth". Select the correct answer from the codes given below:

   • a)(a) Both (A) and (R) are true, but (R) is not the correct explanation of (A).
   • b)(b) (A) is false, but (R) is true.
   • c)(c) Both (A) and (R) are true and (R) is the correct explanation of (A).
   • d)(d) (A) is true, but (R) is false.
7. Q7.Current Affairs / Environment / Government Schemes

   With reference to the "Piral Lao - Paise Pao" campaign, which of the following statements is/are correct? 1. This is related to reduce forest fires and to provide a source of income to villagers. 2. The Chief Minister of Uttarakhand launched this campaign. Select the correct answer from the codes given below:

   • a)(a) Only 2
   • b)(b) Neither 1 nor 2
   • c)(c) Only 1
   • d)(d) Both 1 and 2
8. Q8.Environment

   Which of the following statements is not true about "ecological niche"?

   • a)(a) Dominant species occupy extensive and broader ecological niche.
   • b)(b) Number of species becomes large in ecological niche of natural ecosystem, if resources are sufficient.
   • c)(c) Number of species becomes small in ecological niche, if resources are sufficient.
   • d)(d) Dominance of single species becomes minimum if the resource distribution is equitable in a habitat.
9. Q9.Environment

   Which measures are essential to achieve Goal 4 of the Sustainable Development Targets, 2030? 1. Making education free and compulsory 2. Improving basic school infrastructure and embracing digital transformation 3. Expansion of agricultural programmes 4. Increasing investment in technology Select the correct answer from the codes given below:

   • a)1 and 2
   • b)1, 2, 3 and 4
   • c)Only 1
   • d)1, 2 and 3