UPSC Prelims PYQ
UPSC Prelims Environment Questions
110 Environment questions from previous UPSC Prelims papers, from the latest year backwards, each with its answer and explanation.
- Questions
- 110
- Years covered
- 2016–2026
- Exam years
- 7
- With answers
- 110
Environment questions by year
UPSC Prelims Environment Questions
1–20 of 27-
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Consider the following statements: Statement I: Studies indicate that carbon dioxide emissions from the cement industry account for more than 5% of global carbon emissions. Statement II: Silica-bearing clay is mixed with limestone while manufacturing cement. Statement III: Limestone is converted into lime during clinker production for cement manufacturing. Which one of the following is correct in respect of the above statements?
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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'. Statement II: The COP28 Declaration on Climate and Health is a binding declaration; and if signed, it becomes mandatory to decarbonize the health sector. Statement III: If India's health sector is decarbonized, its resilience of health-care system may be compromised. Which one of the following is correct in respect of the above statements?
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Consider the following statements: Statement I: Article 6 of the Paris Agreement on climate change is frequently discussed in global discussions on sustainable development and climate change. Statement II: Article 6 of the Paris Agreement on climate change sets out the principles of carbon markets. Statement III: Article 6 of the Paris Agreement on climate change intends to promote inter-country non-market strategies to reach their climate targets. Which one of the following is correct in respect of the above statements?
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With reference to 'Direct Air Capture', an emerging technology, which of the following statements is/are correct? I. It can be used as a way of carbon sequestration. II. It can be a valuable approach for plastic production and in food processing. III. In aviation, it can be a source of carbon for combining with hydrogen to create synthetic low-carbon fuel. Select the correct answer using the code given below.
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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. III. In its natural habitat, it is an arboreal species. Which of the statements given above is/are correct?
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Consider the following statements: I. Carbon dioxide (CO2) emissions in India are less than 0.5 t CO2/capita. II. In terms of CO2 emissions from fuel combustion, India ranks second in the Asia-Pacific region. III. Electricity and heat producers are the largest sources of CO2 emissions in India. Which of the statements given above is/are correct?
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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 produce about 50% of world's oxygen. III. Well-oxygenated surface water contains several folds higher oxygen than that in atmospheric air. Which of the statements given above is/are correct?
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Consider the following: I. Cigarette butts after smoking II. Eyeglass lenses III. Car tyres. How many of the above contain plastic?
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Consider the following statements: Statement I: Activated carbon is a good and an attractive tool to remove pollutants from effluent streams and to remediate contaminants from various industries. Statement II: Activated carbon has a very high surface area and has a strong capacity to adsorb heavy metals. Statement III: Activated carbon can be easily synthesized from environmental wastes with high carbon content. Which one of the following is correct in respect of the above statements?
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The World Bank has warned that India could become one of the first places in which wet-bulb temperatures will routinely exceed 35°C. Which of the following statements best reflect(s) the implication of the above-said report? I. Peninsular India will most likely suffer from flooding, tropical cyclones and droughts. II. The survival of all living beings including humans will be affected because it will become difficult for them to shed their body heat through perspiration. Select the correct answer using the code given below.
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Which organization has enacted the Nature Restoration Law (NRL) to tackle climate change and biodiversity loss?
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With reference to perfluoroalkyl and polyfluoroalkyl substances (PFAS), consider the following statements:
1. PFAS are found in drinking water, food and food-packaging materials.
2. PFAS are not easily degraded in the environment.
3. Persistent exposure to PFAS can lead to bioaccumulation in animals.
Which of the statements given above are correct? -
Consider the following:
1. Carabid beetles
2. Centipedes
3. Flies
4. Termites
5. Wasps
Parasitoid species are found in how many of the above groups of organisms? -
Consider the following plants:
1. Groundnut
2. Horse-gram
3. Soybean
How many of the above belong to the pea family (Fabaceae)? -
Consider the following statements:
Statement-I: The Indian Flying Fox is placed under the 'vermin' category in the Wild Life (Protection) Act, 1972.
Statement-II: The Indian Flying Fox feeds on the blood of other animals.
Which one of the following is correct in respect of the above statements? -
The organisms “Cicada, Froghopper and Pond skater” are:
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Consider the following statements:
Statement-I: Many chewing gums found in the market are considered a source of environmental pollution.
Statement-II: Many chewing gums contain plastic as gum base.
Which one of the following is correct in respect of the above statements? -
Consider the following pairs:
Country — Animal found in its natural habitat
1. Brazil — Indri
2. Indonesia — Elk
3. Madagascar — Bonobo
How many of the pairs given above are correctly matched? -
Consider the following statements regarding World Toilet Organization:
1. It is one of the agencies of the United Nations.
2. World Toilet Summit, World Toilet Day and World Toilet College are the initiatives of this organization, to inspire action to tackle the global sanitation crisis.
3. The main focus of its function is to grant funds to the least developed countries and developing countries to achieve the end of open defecation.
Which of the statements given above is/are correct?
83 more questions are premium
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