Environment Quiz/MCQs

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 the correct answer using the code given below:

With reference to India desert national park which of the following statement are correct?
1. It is over spread to districts.
2. There is no human habitation inside the park.
3. It has the one of natural habitats of great Indian bustard.
Select the correct answer given the code below:

Consider the following statements :
1. 36% of India’s districts are classified as “overexploited or “critical” by the central ground water Authority (CGWA).
2. CGWA was formed under the Environment protection act.
3. India has the largest area underground water irrigation in the world.
Which of the statements given above is/are correct?

Among the following Tiger Reserves, which one has the largest area under “critical tiger habitat”?

If a particular plant spices is placed under schedule VI of the Wildlife Protection act 1972, what is the implication?

According to India’s national policy on biofuels which of the following can be used as raw material for the production of biofuels ?
1. Cassava
2. Damaged wheat grains
3. Groundnuts seeds
4. Horse Gram
5. Rotten Potatoes
6. Sugar beet
Select the correct answer using the code given below :

Which one of the following statements best describes the term social cost of carbon ?

With reference to Indian elephant, consider the following statement:
1. The Leader of an elephant group is a female
2. The maximum gestation period can be 22 months.
3. An elephant can normally go on calving till the age of 40 years only.
4. Among the states in India, the highest elephant population is in Kerala.
Which of the statement given above is/are correct?

Which of the following Protected Areas are located in Cauvery basin?
1. Nagarhole National Park
2. Papikonda National Park
3. Sathyamangalam Tiger Reserve
4. Wayanad Wildlife Sancturary
Select the correct answer using the code given below:

With reference to India’s biodiversity Ceylon Frogmouth, Coppersmith Barbet, Gray-chinned minivet and white-throated redstart are

Which one of the following protected areas is well-known for the conservation of a sub-species of the Indian swamp deer (Barasingha) that thrives well on hard ground and exclusively graminivorous?

Which of the following are the most likely places to find the musk deer in its natural habitat?
1. Askot Wildlife sanctuary
2. Gangotri National Park
3. Kishanpur Wildlife Sanctuary
4. Manas national Park
Select the correct answer using the code given below:

In rural road construction, the use of which 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 asphalt technology
5. Portland cement
Select the correct answer using the code given below:

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 encironment.
3. High ash content is observed in Indian coal.
Which of the statement given above is/are correct?

Consider the following statements:
1. Asiatic lion is naturally found in India only.
2. Double-humped camel is naturally found in India only.
3. One-horned rhinoceros is naturally found in India only.
Which of the statements given above is/are 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 aerosol into stratosphere?

In the context of which one of the following are the terms ‘pyrolysis and plasma gasification’ mentioned?

Which of the following are in Agasthyamala Biosphere Reserve?

Consider the following statements:
1. Some species of turtles are herbivores.
2. Some species of fish are herbivores.
3. Some species of marine mammals are herbivores.
4. Some species of snakes are viviparous.
Which of the statements given above are correct?

Consider the following pairs:
Wildlife Naturally found in
1. Blue-finned Mahseer: Cauvery River
2. Irrawaddy Dolphin: Chambal River
3. Rusty-spotted Cat: Eastern Ghats
Which of the pairs given above are correctly matched?

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

Which one of the following National Parks lies completely in the temperate alpine

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 the environment.
Which of the statements given above is/are correct?

In the context of proposals to the use of hydrogen-enriched CNG (H-CNG) as fuel for buses in public transport, consider the following statements:(Current Affairs)
1. The main advantage of the use of H-CNG is the elimination of carbon monoxide emissions.
2. H-CNG as fuel reduces carbon dioxide and hydrocarbon emissions.
3. Hydrogen up to one-fifth by volume can be blended with CNG as fuel for buses.
4. H-CNG makes the fuel less expensive than CNG.
Which of the statements given above is/are correct?

Recently, there was a growing awareness in our country about the importance of Himalayan nettle (Girardinia diversifolia) because it is found to be a sustainable source of

Consider the following states:
1. Chhattisgarh
2. Madhya Pradesh
3. Maharashtra
4. Odisha
With reference to the States mentioned above, in terms of percentage of forest cover
to the total area of State, which one of the following is the correct ascending order?

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 Arctic Tundra and under the seafloor.
3. Methane in the atmosphere oxidizes to carbon dioxide after a decade or two.
Select the correct answer using the code given below.

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?

In India, the use of carbofuran, methyl parathion, phorate and triazophos is viewed with
apprehension. These chemicals are used as

Consider the following statements:
1. Under Ramsar Convention, it is mandatory on the part of the Government of India to protect and conserve all the wetlands in the territory of India.
2. The Wetlands (Conservation and Management) Rules, 2010 were framed by the Government of India based on the recommendation of Ramsar Convention.
3. The Wetlands (Conservation and Management) Rules, 2010 also encompass the drainage area or catchment regions of the wetlands as determined by the authority.
Which of the statements given above is/are correct?

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

Consider the following statements:
1. As per law, the Compensatory Afforestation Fund Management and Planning Authority exists at both National and State levels.
2. People’s participation is mandatory in the compensatory afforestation programmes carried out under the Compensatory Afforestation Fund Act, 2016.
Which of the statements given above is/are correct?

Consider the following statements:
1. As per recent amendment to the Indian Forest Act, 1927, forest dwellers have the right to fell the bamboo grown in forest areas.
2. As per the Scheduled Tribes and Other Traditional Forest Dwellers (Recognition of Forest Rights) Act, 2006, bamboo is a minor forest produce.
3. The Scheduled Tribes and Other Traditional Forest Dwellers (Recognition of Forests Rights) Act, 2006 allows ownership of minor forest produce to forest dwellers.
Which of the statements given above is/are correct?

Consider the following statements:
The Environment Protection Act, 1986 empowers the Government of India to
1. state the requirement of public participation in the process of environmental protection, and the procedure and manner in which it is sought
2. lay down the standards for emission or discharge of environmental pollutants from various sources
Which of the statements given above is/are correct?

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

The word ‘Denisovan’ is sometimes mentioned in media in reference to

How is the National Green Tribunal (NGT) different from the Central Pollution Control Board (CPCB)?
1.The NGT has been established by an Act whereas the CPCB has been created by an executive order of the Government.
2.The NGT provides environmental justice and helps reduce the burden of litigation in the higher courts whereas the CPCB promotes cleanliness of streams and wells, and aims to improve the quality of air in the country.
Which of the statements given above is/are correct?

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 does not create any binding obligations.
3. India was instrumental in the creation of GACSA.
Select the correct answer using the code given below :

With reference to the circumstances in Indian agriculture, the concept of “Conservation Agriculture” assumes significance. Which of the following fall under the Conservation Agriculture ?
1. Avoiding the monoculture practices
2. Adopting minimum tillage
3. Avoiding the cultivation of plantation crops
4. Using crop residues to cover soil surface
5. Adopting spatial and temporal rop sequencing/crop rotations.
Select the correct answer using the code given below :

The term “sixth mass extinction/sixth extinction” is often mentioned in the news in the context of the discussion of

Which of the following statements best describes “carbon fertilization” ?

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 using the code given below :

With reference to agricultural soils, consider the following statements :
1.A high content of organic matter in soil drastically reduces its water holding capacity.
2.Soil does not play any role in the sulphur cycle.
3.Irrigation over a period of time can contribute to the salinization of some agricultural lands.
Which of the statements given above is/are correct ?

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

Why is a plant called Prosopis juliflora often mentioned in the news?

Consider the following statements :
1.Most of the world’s coral reefs are in tropical waters.
2.More than one—third of the world’s coral reefs are located in the territories of Australia, Indonesia and Philippines.
3.Coral reefs host far more number of animal phyla than those hosted by tropical rainforests.
Which of the statements given above is/are correct ?

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

In which one of the following States is Pakhui Wildlife Sanctuary located?

Consider the following statements :
1.The definition of “Critical Wildlife Habitat” is incorporated in the Forest Rights Act, 2006.
2.For the first time in India, Baigas have been given Habitat Rights.
3.Union Ministry of Environment, Forest and Climate Change oflicially decides and declares Habitat Rights for Primitive and Vulnerable Tribal Groups in any part of India.
Which of the statements given above is/are correct?

Consider the following :
1.Birds
2.Dust blowing
3.Rain
4.Wind blowing
Which of the above spread plant diseases?

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 countries to integrate climate change into their development policies and budgets.
3. It is coordinated by the World Resources Institute (WRI) and the World Business Council for Sustainable Development (WBCSD).
Select the correct answer using the code given below.

Biological Oxygen Demand (BOD) is a standard criterion for

Consider the following statements:
1. Climate and Clean Air Coalition (CCAC) to Reduce Short Lived Climate Pollutants is a unique initiative of G2O group of countries.
2. The CCAC focuses on methane, black carbon and hydrofluorocarbons.
Which of the statements given above is/are correct?

If you want to see gharials in their natural habitat, which one of the following is the best place to visit?

Which of the following statements can help in water conservation in agriculture?
1. Reduced or zero tillage of the land
2. Applying gypsum before irrigating the field
3. Allowing crop residue to remain in the field
Select the correct answer using the code given below:

The term ‘M-STrIPES’ is sometimes seen in the news in the context of

In India, if a species of tortoise is declared protected under Schedule I of the Wildlife (Protection) Act, 1972, what does it imply?

Recently there was a proposal to translocate some of the lions from their habitat in Gujarat to which one of the following sites?

According to the Wildlife (Protection) Act, 1972, which of the following animals cannot be hunted by any person except under some provisions provided by law?
1. Gharial
2. Indian wild ass
3. Wild buffalo
Select the correct answer using the code given below:

Consider the following statements in respect of Trade Related Analysis of Fauna and Flora in Commerce (TRAFFIC):
1. TRAFFIC is a bureau under the United Nations Environment Programme (UNEP).
2. The mission of TRAFFIC is to ensure that trade in wild plants and animals is not a threat to the conservation of nature.
Which of the above statements is/are correct?

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 nature.
2. Any contaminant with heavy metals such as cadmium and lead can be readily and completely treated by bioremediation using microorganisms.
3. Genetic engineering can be used to create microorganisms specifically designed for bioremediation.
Select the correct answer using the code given below:

Due to some reasons, if there is a huge fall in the population of species of butterflies, what could be its likely consequence/consequences?
1. Pollination of some plants could be adversely affected.
2. There could be a drastic increase in the fungal infections of some cultivated plants.
3. It could lead to a fall in the population of some species of wasps, spiders and birds.
Select the correct using the code given below:

It is possible to produce algae-based biofuels, but what is/are the likely limitation(s) of developing countries in promoting this industry?
1. Production of algae-based biofuels is possible in seas only and not on continents.
2. Setting up and engineering the algae-based biofuels production requires a high level of expertise/ technology until the construction is complete
3. Economically viable production necessitates the setting up of large-scale facilities which may raise ecological and social concerns.
Select the correct answer using the code given below:

In the context of mitigating the impending global warming due to anthropogenic emissions of carbon dioxide, which of the following can be potential sites for carbon sequestration?
1. Abandoned and uneconomic coal seams
2. Depleted oil and gas reservoirs
3. Subterranean deep saline formations
Select the correct answer using the code given below:

The FAO accords the status of ‘Globally Important Agricultural Heritage System (GIAHS)’ to traditional agricultural systems. What is the overall goal of this initiative?
1. To provide modern technology, training in modern farming methods and financial support to local communities of identified GIAHS so as to greatly enhance their agricultural productivity
2. To identify and safeguard eco-friendly traditional farm practices and their associated landscapers, agricultural biodiversity and knowledge systems of the local communities
3. To provide Geographical Indication status to all the varieties of agricultural produce in such identified GIAHS
Select the correct answer using the code given below.

What is/are unique about ‘Kharai camel’, a breed found in India?
1. It is capable of swimming up to three kilometres in seawater.
2. It survives by grazing on mangroves.
3. It lives in the wild and cannot be domesticated.
Select the correct answer using the code given below.

Which of the following best describes the aim of ‘Green India Mission’ of the Government of India?
1. Incorporating environmental benefits and costs into the Union and State Budgets thereby implementing the `green accounting’
2. Launching the second green revolution to enhance agricultural output so as to ensure food security to one and all in the future
3. Restoring and enhancing forest cover and responding to climate change by a combination of adaptation and mitigation measures
Select the correct answer using the code given below.

Consider the following pairs :
Terms sometimes Their origin seen in the news
1. Annex—I Countries : Cartagena Protocol
2. Certified Emissions Reductions : Nagoya Protocol
3. Clean Development Mechanism : Kyoto Protocol
Which of the pairs given above is/are correctly matched?

Why does the Government of India promote the use of Neem-coated Urea’ in agriculture?

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. Sulfur dioxide
5. Methane
Select the correct answer using the code given below.

Which of the following are the key features of ‘National Ganga River Basin Authority (NGRBA)?
1. River basin is the unit of planning and management.
2. It spearheads the river conservation efforts at the national level.
3. One of the Chief Ministers of the States through which the Ganga flows becomes the Chairman of NGRBA on rotation basis.
Select the correct answer using the code given Below.

In which of the following regions of India are you most likely to come across the `Great Indian Hornbill’ in its natural habitat?

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 partnerships.
2. It has a special/particular focus on South Asia and North Africa regions, and its Secretariat facilitates the allocation of major portions of financial resources to these regions.
3. It is committed to a bottom-up approach, encouraging the participation of local people in combating the desertification.
Select the correct answer using the code given below.

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

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.
Which of the statements given above is/are correct?

Gadgil Committee Report’ and ‘Kasturirangan Committee Report’, sometimes seen in the news, are related to

Recently, for the first time in our country, which of the following States has declared a particular butterfly as ‘State Butterfly’?

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 2017.
2. The Agreement aims to limit the greenhouse gas emissions so that the rise in average global temperature by the end of this century does not exceed 2 °C or even 1.5 °C above pre-industrial levels.
3. Developed countries acknowledged their historical responsibility in global warming and committed to donate $ 1000 billion a year from 2020 to help developing countries to cope with climate change.
Select the correct answer using the code given below.

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 held in Johannesburg in 2002.
Which of the statements given above is/are correct?

Which of the following statements is/are correct?
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 using the code given below.

What is ‘Greenhouse Gas Protocol’?

Which of the following are the key features of ‘National Ganga River Basin Authority (NGRBA)?
1. River basin is the unit of planning and management.
2. It spearheads the river conservation efforts at the national level.
3. One of the Chief Ministers of the States through which the Ganga flows becomes the Chairman of NGRBA on rotation basis.
Select the correct answer using the code given Below.

In which of the following regions of India are you most likely to come across the `Great Indian Hornbill’ in its natural habitat?

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 partnerships.
2. It has a special/particular focus on South Asia and North Africa regions, and its Secretariat facilitates the allocation of major portions of financial resources to these regions.
3. It is committed to a bottom-up approach, encouraging the participation of local people in combating the desertification.
Select the correct answer using the code given below.

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

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.
Which of the statements given above is/are correct?

Gadgil Committee Report’ and ‘Kasturirangan Committee Report’, sometimes seen in the news, are related to

Recently, for the first time in our country, which of the following States has declared a particular butterfly as ‘State Butterfly’?

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 2017.
2. The Agreement aims to limit the greenhouse gas emissions so that the rise in average global temperature by the end of this century does not exceed 2 °C or even 1.5 °C above pre-industrial levels.
3. Developed countries acknowledged their historical responsibility in global warming and committed to donate $ 1000 billion a year from 2020 to help developing countries to cope with climate change.
Select the correct answer using the code given below.

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 held in Johannesburg in 2002.
Which of the statements given above is/are correct?

Which of the following statements is/are correct?
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 using the code given below.

What is ‘Greenhouse Gas Protocol’?

With reference to an initiative called ‘The Economics of Ecosystems and Biodiversity (TEEB)’, which of the following statements is/are correct?
1. It is an initiative hosted by UNEP, IMF and World Economic Forum.
2. It is a global initiative that focuses on drawing attention to the economic benefits of biodiversity.
3. It presents an approach that can help decision-makers recognize, demonstrate and capture the value of ecosystems and biodiversity.
Select the correct answer using the code given below.

With reference to ‘Red Sanders’, sometimes seen in the news, consider the following statements:
1. It is a tree species found in a part of South India.
2. It is one of the most important trees in the tropical rainforest areas of South India.
Which of the statements given above is/are correct?

‘Net metering’ is sometimes seen in the news in the context of promoting the

What can be the impact of excessive/inappropriate use of nitrogenous fertilizers in agriculture?
1.Proliferation of nitrogen-fixing microorganisms in soil can occur.
2.Increase in the acidity of soil can take place
3.Leaching of nitrate to the ground-water can occur.
Select the correct answer using the code given below.

With reference to the International Union for Conservation of Nature and Natural Resources (IUCN) and the Convention on International Trade in Endangered Species of Wild Fauna and Flora (CITES), which of the following statements is/are correct?
1. IUCN is an organ of the United Nations and CITES is an international agreement between governments
2. IUCN runs thousands of field projects around the world to better manage natural environments.
3. CITES is legally binding on the States that have joined it, but this Convention does not take the place of national laws.
Select the correct using the code given below.

With reference to ‘dugong’, a mammal found in India, which of the following statements is/are correct?
1.It is a herbivorous marine animal.
2.It is found along the entire coast of India
3.It is given legal protection under Schedule 1 of the Wildlife (Protection) Act, 1972.
Select the correct answer using the code given below.

Which one of the following is the national aquatic animal of India?

Which one of the following regions of India has a combination of mangrove forest, evergreen forest and deciduous forest?

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

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

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 under the aegis of UNEP, OECD, Asian Development Bank and World Bank
Select the correct answer using the code given below.

Which one of the following National Parks has a climate that varies from tropical to subtropical, temperate and arctic?

BioCarbon Fund Initiative for Sustain-able Forest Landscapes’ is managed by the

The Genetic Engineering Appraisal Committee is constituted under the

With reference to ‘Forest Carbon Partnership Facility’, which of the following statements is/are correct?
1.it is global partnership of governments, businesses, civil society and indigenous peoples
2.it provides financial aid to universities, individual scientists and institutions involved in
scientific forestry research to develop eco-friendly and climate adaptation technologies for sustainable forest management
3.It assists the countries in their ‘REDD+ (Reducing Emission from Deforestation and Forest Degradation)’ efforts by providing them with financial and technical assistance.
Select the correct answer using the code given below

“Each day is more or less the same, the morning is clear and bright with a sea breeze; as the sun climbs high in the sky, heat mounts up, dark clouds form, then rain comes with thunder and lightning. But the rain is soon over.”
Which of the following regions is described in the above passage?

Which one of the following is the best description of the term “ecosystem”?

With reference to an organization known as ‘Birdlife International’ which of the following statements is/are correct?
1.It is a Global Partnership of Conservation Organizations.
2.The concept of ‘biodiversity hotspots’ originated from this organization.
3.It identifies the sites known/referred to as ‘Important Bird and Biodiversity Areas’.
Select the correct answer using the code given below.

If a wetland of international importance is brought under the ‘Montreux Record’, what does it imply?

With reference to Bombay Natural History Society (BNHS), consider the following statements:
1. It is an autonomous organization under the Ministry of Environment and Forests.
2. It strives to conserve nature through action-based research, education and public awareness.
3. It organizes and conducts nature trails and camps for the general public.
Which of the statements given above is/are correct?

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

Consider the following pairs
1. Dampa Tiger Reserve : Mizoram
2. Gumti Wildlife Sanctuary : Sikkim
3. Saramati Peak : Nagaland
Which of the above pairs is /are correctly matched?

With reference to a conservation organization called Wetlands International’, which of the following statements is/are correct?
1. It is an intergovernmental organization formed by the countries which are signatories to Ramsar Convention.
2. It works at the field level to develop and mobilize knowledge, and use the practical experience to advocate for better policies.
Select the correct answer using the code given below.

Other than poaching, what are the possible reasons for the decline in the population of Ganges River Dolphins?
1. Construction of dams and barrages on rivers
2. Increase in the population of crocodiles in rivers
3. Getting trapped in fishing nets accidentally
4. Use of synthetic fertilizers and other agricultural chemicals in crop-fields in the vicinity of rivers
Select the correct answer using the code given below.

Consider the following:
1. Bats
2. Bears
3. Rodents
The phenomenon of hibernation can be observed in which of the above kinds of animals?

Which of the following adds/add carbon dioxide to the carbon cycle on the planet Earth?
1. Volcanic action
2. Respiration
3. Photosynthesis
4. Decay of organic matter
Select the correct answer using the code given below.

If you walk through the countryside, you are likely to see some birds stalking alongside the cattle to seize the insects, disturbed by their movement through grasses.
Which of the following is/are such bird/birds?
1. Painted Stork
2. Common Myna
3. Black-necked Crane
Select the correct answer using the code given below.

Lichens, which are capable of initiating ecological succession even on a bare rock, are actually a symbiotic association of

Which of the following are some important pollutants released by 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 given below.

The most important strategy for the conservation of biodiversity together with traditional human life is the establishment of

The scientific view is that the increase in global temperature should not exceed 2 °C above pre-industrial level. If the global temperature increases beyond 3 °C above the pre-industrial level, what can be its possible impact/impacts on the world?
1. Terrestrial biosphere tends toward a net carbon source
2. Widespread coral mortality will occur.
3. All the global wetlands will permanently disappear.
4. Cultivation of cereals will not be possible anywhere in the world.
Select the correct answer using the code given below.

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
Which of the above has / have a bearing on the biodiversity?

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 a movement to raise awareness about climate change and the need to save the planet.
Which of the statements given above is / are correct?

Which one of the following is the correct sequence of a food chain?

With reference to ‘Eco-Sensitive Zones’, which of the following statements is/are correct?
1. Eco-Sensitive Zones are the areas that are declared under the Wildlife (Protection) Act, 1972.
2. The purpose of the declaration of Eco-Sensitive Zones is to prohibit all kinds of human activities, in those zones except agriculture.
Select the correct answer using the code given below.

Consider the following statements:
1. Animal Welfare Board of India is established under the Environment (Protection) Act, 1986.
2. National Tiger Conservation Authority is a statutory body.
3. National Ganga River Basin Authority is chaired by the Prime Minister.
Which of the statements given above is/ are correct?

Consider the following –
1. Star tortoise
2. Monitor lizard
3. Pygmy hog
4. Spider monkey
Which of the above found 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.

Consider the following animals:
1. Sea cow
2. Sea horse
3. Sea lion
Which of the above is/are mammal/mammals?

With reference to the usefulness of the by-products of sugar industry, which of the following statements is/are correct?
1. Bagasse can be used as biomass fuel for the generation of energy.
2. Molasses can be used as one of the feedstocks for the production of synthetic chemical fertilizers.
3. Molasses can be used for the production of ethanol.
Select the correct answer using the codes given below

Consider the following pairs:
1. Nokrek Biosphere Reserve : Garo Hills
2. Logtak (Loktak)Lake : Barail Range
3. Namdapha National Park : Dafla Hills
Which of the above pairs is/are correctly matched?

In the grasslands, trees do not replace the grasses as a part of an ecological succession because of

Which one of the following is the correct sequence of ecosystems in the order of decreasing productivity?

Contour bunding is a method of soil conservation used in

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
7. Plutonium
Select the correct answer using the codes given below.

Acid rain is caused by the pollution of environment by

With reference to food chains in ecosystems, consider the following statements :
1. A food chain illustrates the order in which a chain of organisms feed upon each other.
2. Food chains are found within the populations of a species.
3. A food chain illustrates the numbers of each organism which are eaten by others.
Which of the statements given above is / are correct?

Consider the following pairs
National Park River flowing through the Park
1. Corbett National Park : Ganga
2. Kaziranga National Park : Manas
3. Silent Valley National Park : Kaveri
Which of the above pairs is/are correctly matched?

Consider the following organisms
1. Agaricus
2. Nostoc
3. Spirogyra
Which of the above is / are used as biofertilizer / biofertilizers

Which of the following adds / add nitrogen to the soil?
1. Excretion of urea by animals
2. Burning of coal by man
3. Death of vegetation
Select the correct answer using the codes given below.

In which of the following States is lion-tailed macaque found in its natural habitat?
1. Tamil Nadu
2. Kerala
3. Karnataka
4. Andhra Pradesh
Select the correct answer using the codes given below.

Which one of the following terms describes not only the physical space occupied by an organism, but also its functional role in the community of organisms?

With reference to the food chains in ecosystems, which of the following kinds of organism is / are known as decomposer organism/organisms?
1. Virus
2. Fungi
3. Bacteria
Select the correct answer using the codes given below.

Consider the following fauna of India:
1.Gharial
2.Leatherback turtle
3.Swamp deer
Which of the above is/are endangered?

Which of the following leaf modifications occurs/occur in desert areas to inhibit water loss?
1. Hard and waxy leaves
2. Tiny leaves or no leaves
3. Thorns instead of leaves
Select the correct answer using the codes given below

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 adversely affected
3. The survival of some animals that have phytoplankton larvae will be adversely affected
4. The cloud seeding and formation of clouds will be adversely affected
Which of the statements are correct?

With reference to the wetlands of India, consider the following statements:
1. The country’s total geographical area under the category of wetlands is recorded more in Gujarat as Compared to other states
2. In India, the total geographical area of coastal wetlands is larger than that of inland wetlands
Which of the statements given above is/are correct?

Vultures used to be very common in Indian countryside some years ago are rarely seen nowadays. This is attributed to

What would happen if phytoplankton of an ocean is completely destroyed for some reason?
1. The ocean as a carbon sink would be adversely affected.
2. The food chains in the ocean would be adversely affected.
3. The density of ocean water would drastically decrease.
Select the correct answer using the codes given below:

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?