UGC NET Questions (Paper – 1)

The three commonly cited pillars of sustainable development are economic,social and environmental. The environmental dimension focuses on conserving ecosystems and natural resources for present and future generations. The stem mentions balancing economic growth,social inclusion and a third type of protection,which clearly refers to environmental protection. Therefore Option B correctly completes the statement.

Option A:
Technological factors support sustainability but are not the standard “third pillar” alongside economic and social in this framework.

Option B:
Environmental protection is the established third pillar with economic and social dimensions,matching the stem’s wording.

Option C:
Military is not considered a pillar of sustainable development and does not fit the concept described.

Option D:
Purely political issues are important (governance) but the classic three-pillar framing is economic,social and environmental.

Statements B, C and D are correct because they show how environmental management and rural development are linked. Watershed projects support conservation and productivity, agroforestry offers multiple benefits while protecting resources and ignoring sustainability can degrade land and water in the long run. Statement A is incorrect as watershed programmes are not confined to infrastructure building but emphasise conservation and resource management. Hence, the combination containing B, C and D only is the correct answer.

Option A:
Option A is incorrect because it includes only B and C and omits D, even though D is a true statement about the risks of environmentally insensitive rural development strategies. Leaving out a correct statement results in an incomplete representation of the topic.

Option B:
Option B is correct because it captures all the true statements—B, C and D—and excludes the false claim in A. It acknowledges conservation benefits, agroforestry’s role and the need for sustainability in rural development planning, which together reflect the integrated approach promoted in the syllabus.

Option C:
Option C is incorrect because it includes statement A, which mischaracterises the objectives of watershed development. While B and C are correct, adding A means the option no longer represents only correct statements.

Option D:
Option D is incorrect since it asserts that all four statements are correct. Accepting A as correct would imply that watershed development is restricted to roads and markets, which contradicts its actual conservation focus. Therefore, the entire combination cannot be chosen.

Rainwater harvesting involves capturing runoff from roofs,terraces or open surfaces and storing it in tanks or directing it into the ground. It reduces pressure on surface and groundwater sources and helps bridge seasonal gaps in supply. Because the stem describes collection and storage of rainwater for later use,rainwater harvesting is the correct term. It is widely promoted in both rural and urban areas.

Option A:
Desalination is the process of removing salt from seawater to produce fresh water. It requires specialised plants and energy and does not involve direct collection of rainwater. Therefore it does not match the method described in the question.

Option B:
Rainwater harvesting can be implemented through simple household tanks or larger community systems. It has the added benefit of reducing urban flooding when integrated with stormwater management. These features align closely with the stem,which highlights collecting rainwater from roofs or catchments.

Option C:
Irrigation canal lining is a technique to prevent seepage losses from canals by using concrete or other materials. Although it conserves water,it does not involve storing rainfall in the manner mentioned in the question.

Option D:
Cloud seeding is a weather modification technique in which substances are dispersed into clouds to encourage precipitation. It does not deal with capturing and storing rain once it has fallen,so it is not suitable for the blank.

The COP28 Global Stocktake decision for the first time explicitly calls on all countries to contribute to transitioning away from fossil fuels in energy systems. It links this transition to notions of justice, order and equity, recognising different national circumstances. The decision also reinforces objectives such as tripling renewables and doubling energy-efficiency improvements by 2030. Together, these messages describe a clear direction of travel for global energy development compatible with climate goals.

Option A:
This option is incorrect because COP28 does not endorse indefinite fossil expansion with only distant removals. The text recognises that limiting warming requires reducing fossil use, not simply offsetting it.

Option B:
This option correctly captures the new language about transitioning away from fossil fuels and the emphasis on a just and orderly process. It reflects the political signal that energy systems worldwide must change direction this decade.

Option C:
The agreement does not abandon the 1.5°C limit; it reaffirms it and notes that keeping it within reach requires stronger action. Therefore, this option misrepresents the outcome.

Option D:
The Global Stocktake addresses both mitigation and adaptation, along with finance and technology. Saying it omits mitigation is clearly wrong.

Indian biomedical waste management rules prescribe colour-coded containers for different categories of waste to ensure safe handling and treatment. Human anatomical waste, such as body parts and organs, is typically placed in yellow containers or bags destined for incineration or deep burial. The yellow colour alerts handlers to the infectious and sensitive nature of the waste. Thus, identifying the yellow container for this category is consistent with the guidelines.

Option A:
Option A is incorrect because blue containers are generally used for waste like broken glassware and metallic body implants, not for human anatomical waste. Mixing these categories would create handling and treatment problems.

Option B:
Option B is correct as yellow bags or containers are standard for highly infectious and pathological waste. This segregation helps ensure that such waste receives appropriate high-temperature treatment to neutralise pathogens.

Option C:
Option C is incorrect since red containers are typically assigned to contaminated recyclable waste such as tubing, bottles and IV sets. They are not used for anatomical waste under standard protocols.

Option D:
Option D is incorrect because green bins are often associated with general non-hazardous or biodegradable waste in many institutional settings. Using them for anatomical waste would defeat the purpose of clear risk signalling.

Desertification refers to land degradation in arid, semi-arid and dry sub-humid areas resulting from various factors, including inappropriate land use and climatic variations. Overgrazing removes vegetation cover, and deforestation exposes soil to erosion and moisture loss. Over time, these processes degrade soil structure and nutrients, reducing its productivity. A major consequence is declining agricultural yields and increased vulnerability to drought, which is correctly summarised in Option A.

Option A:
Option A is correct because it links human-induced pressures like overgrazing and deforestation with the key impact of reduced soil fertility and crop productivity. This combination is frequently cited in discussions of desertification and food security.

Option B:
Option B is incorrect as increased forest cover and soil conservation typically help prevent desertification rather than cause it. They are part of the solution, not the problem.

Option C:
Option C is incorrect because sustainable irrigation is a preventive measure; it can help maintain soil health and water tables. Desertification is more often associated with unsustainable irrigation such as waterlogging and salinisation.

Option D:
Option D is incorrect since organic farming and agroforestry generally enhance biodiversity and soil quality, countering desertification rather than causing it.

The dependency ratio compares the number of dependents (children and the elderly) with the number of working-age people. A high ratio means that each worker must support more non-working individuals through taxes, family transfers or community support. This can strain public finances, household incomes and social services. Therefore, the statement that highlights a large share of young or old dependents and increased burden on workers correctly explains the implication of a high dependency ratio.

Option A:
Option A is incorrect because a high proportion of working-age people would actually lower the dependency ratio, not raise it. In that case, fewer dependents rely on each worker, potentially easing economic pressure.

Option B:
Option B is incorrect as a high dependency ratio usually reflects the presence of many children and/or elderly, not their absence. Saying there are no elderly people contradicts the notion of a large dependent group.

Option C:
Option C is correct since it directly links the ratio to economic and social burden on those who are economically active. It reflects why age structure is important for planning pensions, education and employment policies.

Option D:
Option D is incorrect because if all citizens were economically independent, there would effectively be no dependents and the dependency ratio would be very low. This scenario does not align with the idea of a high dependency ratio.

Statements A, B and D are correct because environmental movements have indeed resisted unsustainable deforestation and displacement, combined ecology with livelihood rights and used legal channels such as public interest litigation. These features are prominent in many national and local struggles. Statement C is incorrect because many movements support alternative development paths and appropriate technologies rather than rejecting all development. Thus, the combination including A, B and D and excluding C is correct.

Option A:
Option A is incorrect as it includes only A and B and omits D. While A and B correctly capture grassroots and Chipko-type struggles, ignoring the legal strategies used by environmental groups leaves out an important dimension of environmental activism. The set of correct statements is therefore incomplete.

Option B:
Option B is incorrect because it combines A and D but leaves out B. The Chipko movement’s focus on both forests and livelihoods is an important example often cited in the syllabus. Excluding B means this option does not list all the correct statements.

Option C:
Option C is correct since it brings together A, B and D, which jointly describe the roles of movements in resisting harmful projects, protecting communities and using public interest litigation. It also rightly rejects C, which caricatures movements as anti-development in all forms. This makes it the only fully accurate combination.

Option D:
Option D is incorrect because it includes C along with B and D. Accepting C would imply that environmental movements reject all technological change, which is not true. Many movements advocate alternative, more sustainable technologies, so this option misrepresents their stance.

The 3R hierarchy gives highest priority to avoiding waste generation at source. Reducing consumption and material use comes first, followed by reusing items to extend their life. Recycling, though important, ranks after these because it still requires collection and processing. This order minimises environmental impacts and resource use most effectively.

Option A:
Option A is incorrect because starting with recycling ignores the greater benefits of reducing and reusing before waste is created.

Option B:
Option B is correct as it reflects the widely accepted order in waste-management policies.

Option C:
Option C changes the priority by placing reuse first, but reduction is conceptually more fundamental.

Option D:
Option D starts with recycling again, which does not align with the standard hierarchy.

The ecological footprint is an indicator that translates human consumption of resources and generation of waste into an equivalent area of biologically productive land and water. It reflects how much of the Earth’s regenerative capacity is used to support a given lifestyle, city or nation. By comparing ecological footprint with available biocapacity, we can judge whether development is ecologically sustainable or exceeds planetary limits. Thus, the primary measure is the required productive area for resource use and waste assimilation, as stated in option A.

Option A:
Option A correctly captures both resource consumption and waste absorption in terms of biologically productive area. It links human activity to ecological limits, which is why the concept is widely used in sustainability studies.

Option B:
Option B is incorrect because it refers simply to land area, not to biologically productive land and water needed to sustain specific consumption patterns. A large country could still have a small ecological footprint if its population and consumption levels are low.

Option C:
Option C is incorrect since the number of species present refers to species richness or biodiversity, not ecological footprint. While biodiversity is important, it is a different indicator.

Option D:
Option D is incorrect as it narrows the focus to greenhouse gases from industry only. Ecological footprint includes resource extraction, energy use, food consumption and waste from all sectors, not just industrial emissions.

Statements A, B, E and F correctly capture the core of the human development approach by focusing on capabilities, health, education, income, gender disparities and basic services. Statement C is wrong because human development treats economic growth as a means, not something to be completely rejected. Statement D is wrong because a high HDI does not automatically ensure low inequality or strong environmental sustainability. Hence, the only option that includes all and only the correct statements is A, B, E and F.

Option A:
Option A is incorrect because it includes C, which wrongly claims that the human development approach rejects economic growth entirely. It also omits F, so it ignores the centrality of basic services.

Option B:
Option B is correct because it brings together statements about capabilities, composite measurement, gender disparities and access to basic services. It excludes C and D, which oversimplify the relationship between growth, HDI, inequality and environment. This combination aligns with the concept of human development.

Option C:
Option C is incorrect because it accepts D, which assumes high HDI guarantees low inequality and environmental sustainability, which is not empirically true. It also omits A, losing the capability-centered definition of human development.

Option D:
Option D is incorrect as it includes C, which claims the approach rejects economic growth entirely, and it omits B. This misrepresents the nuanced view of growth in human development and ignores the role of HDI as a summary measure.

High recovery targets ensure that used batteries become a source of materials like lithium, cobalt and nickel. This lowers pressure on mining and reduces dependence on imports for these critical minerals. Proper recycling also cuts pollution from hazardous battery components, protecting workers and communities. Together, these factors strengthen the sustainability and resilience of India’s clean-energy and mobility transitions.

Option A:
This option is incorrect because recovery targets aim to reduce, not increase, import dependence by reusing materials already in circulation.

Option B:
This option correctly links resource recovery, pollution reduction and supply-chain security, showing why strict recycling norms are important for sustainable development.

Option C:
The rules do not ban battery use; they regulate disposal and recycling to make electric mobility more, not less, sustainable.

Option D:
Informal burning and unsafe dismantling are precisely the practices the rules seek to replace with authorised, standard-compliant recycling facilities.

Unplanned slums often arise when rapid urbanisation outpaces formal housing and infrastructure provision. Residents typically lack secure tenure, safe water, sewers and organised waste collection. As a result, overcrowding, open drains, makeshift toilets and uncollected garbage are common, creating health and environmental hazards. Thus, the combination of overcrowding, poor sanitation and solid waste accumulation is the environmental problem most closely associated with such settlements, making Option C correct.

Option A:
Option A is incorrect because high per capita green space and excellent waste management are the opposite of typical slum conditions. Slum improvement programmes specifically target deficits in these services.

Option B:
Option B is incorrect; adequate piped water and efficient sewage networks are characteristics of well-serviced urban neighbourhoods, not of informal slums.

Option C:
Option C is correct as it recognises that environmental quality in slums is shaped by inadequate services and high density. These conditions contribute to water-borne diseases, vector breeding and local pollution.

Option D:
Option D is incorrect as it describes a scenario of low population density and abundant public parks, which rarely applies to slum areas that usually occupy small areas with large populations and limited open space.

The Global Biofuel Alliance aims to accelerate adoption of sustainable biofuels by improving standards, trade, technology transfer and investments. It encourages member countries to raise biofuel blending in transport fuels, which can reduce oil imports and greenhouse-gas emissions when done responsibly. For agricultural producers, it can open new markets for feedstock crops and residues, linking rural development with clean energy. The alliance thus connects people, development and environment in a single platform.

Option A:
This option is incorrect because the alliance deals with biofuels, not coal production.

Option B:
This option correctly summarises the alliance’s aims to scale sustainable biofuels for transport and energy security.

Option C:
While food-versus-fuel concerns are important, the alliance does not call for banning all biofuels; it seeks better sustainability frameworks instead.

Option D:
Biofuel technologies are intended to be shared widely; limiting them to developed countries would undermine the alliance’s cooperative goals.

The Bhopal gas tragedy of 1984 highlighted serious gaps in India’s environmental and industrial safety regulations. In response, the Government of India enacted the Environment (Protection) Act, 1986 as a comprehensive, umbrella legislation. It empowered the central government to coordinate environmental policies, set standards, and take measures for the protection and improvement of the environment. Therefore, option B correctly identifies the act enacted after Bhopal as a broad framework law.

Option A:
Option A, the Wildlife (Protection) Act, 1972, predates the Bhopal disaster and focuses specifically on wildlife conservation and protection of endangered species. It is not the umbrella act for environmental protection enacted after 1984.

Option B:
Option B is correct because the Environment (Protection) Act, 1986 provides a framework for integrating various environmental policies, rules and standards. It was explicitly passed in the aftermath of Bhopal to strengthen environmental regulation.

Option C:
Option C, the Forest (Conservation) Act, 1980, deals mainly with restricting the diversion of forest land for non-forest purposes. It is important but not an umbrella act enacted post-Bhopal.

Option D:
Option D, the Water (Prevention and Control of Pollution) Act, 1974, aims to control water pollution and establish Pollution Control Boards. It predates Bhopal and is sector-specific rather than a comprehensive environmental framework.