Climate Change, Pollution & Environmental Conventions Steady

Consider the following statements with reference to India's response to climate change : I. India's Long-Term Low Emission Development Strategy (LT-LEDS) is a crucial tool for achieving net-zero emissions by 2070. II.

Which of the following best explain(s) the rationale for protecting mangrove ecosystems in the context of climate resilience ? 1. Mangroves reduce tidal energy and store freshwater, making them ideal sites for paddy cul

Which one of the following is the first Plan Vivo certified Reducing Emissions from Deforestation and Forest Degradation (REDD+) project in India ?

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

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

Which one of the following launched the 'Nature Solutions Finance Hub for Asia and the Pacific'?

Artificial way of causing rainfall to reduce air pollution makes use of

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: Activate

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 Asia-Pacific region. III. Electrici

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

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 the above‐said report? I. Pe

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

Consider the following statements: Statement I: Circular economy reduces the emissions of greenhouse gases. Statement II: Circular economy reduces the use of raw materials as inputs. Statement III: Circular economy re

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: Silica-bearing clay is mixed with l

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 productio

"Membrane Bioreactors" are often discussed in the context of:

According to the Environmental Protection Agency (EPA), which one of the following is the largest source of sulphur dioxide emissions?

With reference to perfluoroalkyl and polyfluoroalkyl substances (PFAS) that are used in making many consumer products, consider the following statements : 1. PFAS are found to be widespread in drinking water, food and f

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 f

Consider the following statements: Statement-I: Carbon markets are likely to be one of the most widespread tools in the fight against climate change. Statement-II: Carbon markets transfer resources from the private sec

Consider the following: 1. Aerosols 2. Foam agents 3. Fire retardants 4. Lubricants In the making of how many of the above are hydrofluorocarbons used?

Consider the following activities : 1. Spreading finely ground basalt rock on farmlands extensively 2. Increasing the alkalinity of oceans by adding lime 3. Capturing carbon dioxide released by various industries and pum

Consider the following statements :  Statement-I : According to the United Nation's 'World Water Development Report, 2022', India extracts more than a quarter of the world's groundwater withdrawal each year.  Statement

With reference to the role of biofilters in Recirculating Aquaculture System, consider the following statements: 1. Biofilters provide waste treatment by removing uneaten fish feed. 2. Biofilters convert ammonia prese

Consider the following statements regarding mercury pollution: 1. Gold mining activity is a source of mercury pollution in the world. 2. Coal-based thermal power plants cause mercury pollution. 3. There is no known safe

In the context of WHO Air Quality Guidelines, consider the following statements: 1. The 24-hour mean of PM2.5 should not exceed 15 ug/m³ and annual mean of PM2.5 should not exceed 5 ug/m³. 2. In a year, the highest le

Among the following crops, which one is the most important anthropogenic source of both methane and nitrous oxide?

Consider the following; 1. Carbon monoxide 2. Nitrogen oxide 3. Ozone 4. Sulphur dioxide Excess of which of the above in the environment is/are the cause(s) of acid rain?

Consider the following statements: 1. "The Climate Group" is an international non-profit organization that drives climate action by building large networks and running them. 2. The International Energy Agency in partner

Which one of the following has been constituted under the Environment (Protection) Act, 1986?

With reference to polyethylene terephthalate, the use of which is so widespread in our daily lives, consider the following statements: 1. Its fibres can be blended with wool and cotton fibres to reinforce their properti

“Climate Action Tracker” which tracks the emission reduction pledges of different countries is a:

Which one of the following best describes the term "greenwashing"?

The ‘Common Carbon Metric’, supported by UNEP, has been developed for

Bisphenol A (BPA) , a cause of concern, is a structural/key component in the manufacture of which of the following kinds of plastics?

What is blue carbon?

With reference to the ‘New York Declaration on Forests’. Which of the following statements are correct? 1. It was first endorsed at the United Nations Climate Summit in 2014. 2. It endorses a global timeline to end the

Triclosan considered harmful when exposed to high levels for a long time, is most likely present in which of the following?

Consider the following statements: Statement 1: The United Nations Capital Development Fund (UNCDF) and the Arbor Day Foundation have recently recognized Hyderabad as 2020 Tree City of the World. Statement 2: Hyderabad

With reference to furnace oil, consider the following statements: 1. It is a product of oil refineries. 2. Some industries use it to generate power. 3. Its use causes sulphur emissions into Environment. Which of the st

‘R2 Code of Practices constitutes a tool available for promoting the adoption of

Magnetite particles, suspected to cause neurodegenerative problems, are generated as environmental pollutants from which of the following? 1. Brakes of motor vehicles 2. Engines of motor vehicles 3. Microwave stoves wit

Why is there a concern about copper smelting plants? 1. They may release lethal quantities of carbon monoxide into environment. 2. The copper slag can cause the leaching of some heavy metals into environment. 3. They ma

Which one of the following statements best describes the term ‘Social Cost of Carbon’?

Which of the following are the reasons/factors for exposure to benzene pollution? 1. Automobile exhaust 2. Tobacco smoke 3. Wood burning 4. Using varnished wooden furniture 5. Using products made of polyurethane Select

Consider the following statements: 1. Coal ash contains arsenic, lead and mercury. 2. Coal-fired power plants release Sulphur dioxide and oxides of nitrogen into the environment. 3. High ash content is observed in India

In rural road construction, the use of which of the following is preferred for ensuring environmental sustainability or to reduce carbon footprint? 1. Copper slag 2. Cold mix asphalt technology 3. Geotextiles 4. Hot mix

In India, ‘extended producer responsibility’ was introduced as an important feature in which of the following?

Consider the following statements: 1. Agricultural soils release nitrogen oxides into the environment. 2. Cattle release ammonia into the environment. 3. Poultry industry releases reactive nitrogen compounds into environ

As per the Solid Waste Management Rules, 2016 in India, which one of the following statements is correct?

In the context of which of the following do some scientists suggest the use of cirrus cloud thinning technique and the injection of sulphate aerosols into the stratosphere?

Which of the following statements are correct about the deposits of ‘methane hydrate’? 1. Global warming might trigger the release of methane gas from these deposits. 2. Large deposits of ‘methane hydrate’ are found in A

Why is there a great concern about the ‘microbeads’ that are released into the environment?

Consider the following: 1. Carbon monoxide 2. Methane 3. Ozone 4. Sulphur dioxide Which of the above are released into the atmosphere due to the burning of crop/biomass residue?

"Momentum for Change: Climate Neutral Now" is an initiative launched by

With reference to the 'Global Alliance for Climate-Smart Agriculture (GACSA)', which of the following statements is/are correct. 1. GACSA is an outcome of the Climate Summit held in Paris in 2015. 2. Membership of GACSA

Which of the following is/are the possible consequence/s of heavy sand mining in riverbeds? 1. Decreased salinity in the river 2. Pollution of groundwater 3. Lowering of the water-table Select the correct answer usi

The Partnership for Action on Green Economy (PAGE), a UN mechanism to assist countries transition towards greener and more inclusive economies, emerged at

Which of the following statements best describes "carbon fertilization"?

Consider the following statements: 1. Climate and Clean Air Coalition (CCAC) to Reduce Short-Lived Climate Pollutants is a unique initiative of G20 group of countries. 2. The CCAC focuses on methane, black carbon and

In the context of solving pollution problems, what is/are the advantage/advantages of bioremediation technique? 1. It is a technique for cleaning up pollution by enhancing the same biodegradation process that occurs in

With reference to ‘Global Climate Change Alliance’, which of the following statements is/are correct? 1. It is an initiative of the European Union. 2. It provides technical and financial support to targeted developing

In the context of mitigating the impending global warming due to anthropogenic emissions of carbon dioxide, which of the following can be the potential sites for carbon sequestration? 1. Abandoned and uneconomic coal se

Biological Oxygen Demand (BOD) is a standard criterion for -

With reference to the Agreement at the UNFCCC Meeting in Paris in 2015, which of the following statements is/are correct? 1. The Agreement was signed by all the member countries of the UN and it will go into effect in 2

The term ‘Intended Nationally Determined Contribution’ is sometimes seen in the news in the context of:

What is/are the importance/importances of the ‘United Nations Convention to Combat Desertification’? 1. It aims to promote effective action through innovative national programmes and supportive international partnership

Consider the following pairs: Terms sometimes seen in the newsTheir origin -- -- 1. Annex-I Countries Cartagena Protocol 2. Certified Emissions ReductionsNagoya Protocol 3. Clean Development Mechanism Kyoto Protocol

Which of the following best describes the aim of ‘Green India Mission’ of the Government of India? 1. Incorporating environment benefits and costs into the Union and State Budgets thereby implementing the ‘green account

In the cities of our country, which among the following atmospheric gases are normally considered in calculating the value of Air Quality Index? 1. Carbon dioxide 2. Carbon monoxide 3. Nitrogen dioxide 4. Sulphur Dio

What is ‘Greenhouse Gas Protocol’?

Consider the following statements: 1. The Sustainable Development Goals were first proposed in 1972 by a global think tank called the ‘Club of Rome’. 2. The Sustainable Development Goals have to be achieved by 2030.

With reference to ‘Agenda 21’, sometimes seen in the news, consider the following statements: 1. It is a global action plan for sustainable development. 2. It originated in the World Summit on Sustainable Development h

Proper design and effective implementation of UN-REDD+ Programme can significantly contribute to - 1. Protection of biodiversity 2. Resilience of forest ecosystems 3. Poverty reduction Select the correct answer usin

What is Rio+20 Conference, often mentioned in the news?

‘BioCarbon Fund Initiative for Sustainable Forest Landscapes’ is managed by the -

With reference to ‘fly ash’ produced by the power plants using coal as fuel, which of the following statements is/are correct? 1. Fly ash can be used in the production of bricks for building construction. 2. Fly ash can

With reference to bio-toilets used by the Indian Railways, consider the following statements: 1. The decomposition of human waste in the bio-toilets is initiated by a fungal inoculum. 2. Ammonia and water vapour are the

Which one of the following is associated with the issue of control and phasing out of the use of ozone-depleting substances?

Which of the following statements regarding ‘Green Climate Fund’ is/are correct? 1. It is intended to assist the developing countries in adaptation and mitigation practices to counter climate change. 2. It is founded un

With reference to ‘Forest Carbon Partnership Facility’, which of the following statements is/are correct? 1. It is a global partnership of governments, businesses, civil society and indigenous peoples. 2. It provides fin

What can be the impact of excessive/inappropriate use of nitrogenous fertilizers in agriculture? 1. The proliferation of nitrogen-fixing microorganisms in the soil can occur. 2. Increase in the acidity of soil can take

Which of the following are some important pollutants released by the steel industry in India? 1. Oxides of sulphur 2. Oxides of nitrogen 3. Carbon monoxide 4. Carbon dioxide Select the correct answer using the code give

There is some concern regarding the nanoparticles of some chemical elements that are used by the industry in the manufacture of various products. Why? 1. They can accumulate in the environment, and contaminate water and

With reference to ‘Global Environment Facility’, which of the following statements is/are correct

The scientific view is that the increase in global temperature should not exceed 2 °C above the pre-industrial level. If the global temperature increases beyond 3°C above the pre-industrial level, what can be its possibl

Consider the following international agreements: 1. The International Treaty on Plant Genetic Resources for Food and Agriculture 2. The United Nations Convention to Combat Desertification 3. The World Heritage Convention

Consider the following statements regarding ‘Earth Hour’: 1. It is an initiative of UNEP and UNESCO. 2. It is a movement in which the participants switch off the lights for one hour on a certain day every year. 3. It is

What are the benefits of implementing the ‘Integrated Watershed Development Programme’? 1. Prevention of soil runoff 2. Linking the country’s perennial rivers with seasonal rivers 3. Rainwater harvesting and recharge of

Brominated flame retardants are used in many household products like mattresses and upholstery. Why is there some concern about their use? 1. They are highly resistant to degradation in the environment. 2. They are able

Which one among the following industries is the maximum consumer of water in India?

Which of the following can be found as pollutants in the drinking water in some parts of India? 1. Arsenic 2. Sorbitol 3. Fluoride 4. Formaldehyde 5. Uranium Select the correct answer using the codes given below.

Acid rain is caused by the pollution of the environment by -

Due to improper/indiscriminate disposal of old and used computers or their parts, which of the following are released into the environment as e-waste? 1. Beryllium 2. Cadmium 3. Chromium 4. Heptachlor 5. Mercury 6. Lead

Photochemical smog is a resultant of the reaction among -

The acidification of oceans is increasing. Why is this phenomenon a cause of concern? 1. The growth and survival of calcareous phytoplankton will be adversely affected. 2. The growth and survival of coral reefs will be

If the National Water Mission is properly and completely implemented, how will it impact the country? 1. Part of the water needs of urban areas will be met through recycling of wastewater. 2. The water requirements of

The increasing amount of carbon dioxide in the air is slowly raising the temperature of the atmosphere because it absorbs -

Consider the following statements: Chlorofluorocarbons, known as ozone-depleting substances, are used 1. in the production of plastic foams 2. in the production of tubeless tyres 3. in cleaning certain electronic com

Consider the following agricultural practices: 1. Contour bunding 2. Relay cropping 3. Zero Tillage In the context of global climate change, which of the above helps/help in carbon sequestration/storage in the soil?

Consider the following: 1. Carbon dioxide 2. Oxides of Nitrogen 3. Oxides of Sulphur Which of the above is/are the emission/ emissions from coal combustion at thermal power plants?

In the Union Budget 2011-12, a full exemption from basic customs duty was extended to the bio-based asphalt (bioasphalt). What is the importance of this material? 1. Unlike traditional asphalt, bio-asphalt is not based o

Human activities in the recent past have caused the increased concentration of carbon dioxide in the atmosphere, but a lot of it does not remain in the lower atmosphere because of : 1. its escape into the outer stratosph

There is a concern over the increase in harmful algal blooms in the seawaters of India. What could be the causative factors for this phenomenon? 1. Discharge of nutrients from the estuaries. 2. Run-off from the land duri

The formation of the ozone hole in the Antarctic region has been a cause of concern. What could be the reason for the formation of this hole?

Recently, "oil zapper" was in the news. What is it?

Regarding “carbon credits”, which one of the following statements is not correct?