Environment & Ecology PYQs

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1. Prelims 2016Q83Sustainable Agriculture & Development

   Which of the following is/are the advantage/advantages of practising drip irrigation?

   1.Reduction in weed

   2.Reduction in soil salinity

   3.Reduction in soil erosion

   Select the correct answer using the code given below.

   a1 and 2 onlyb3 onlyc1 and 3 onlydNone of the above is an advantage of practising drip irrigation
2. Prelims 2016Q86Environmental Pollution

   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.

   a1, 2 and 3 onlyb2, 3 and 4 onlyc1, 4 and 5 onlyd1, 2, 3, 4 and 5
3. Prelims 2016Q90Biodiversity & Species

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

   aArunachal PradeshbHimachal PradeshcKarnatakadMaharashtra
4. Prelims 2016Q97Climate Change

   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.

   a1 and 3 onlyb2 onlyc2 and 3 onlyd1, 2 and 3
5. Prelims 2016Q98Sustainable Agriculture & Development

   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?

   a1 onlyb2 onlycBoth 1 and 2dNeither 1 nor 2
6. Prelims 2015Q9Protected Areas & Conservation

   Which of the following National Parks is unique in being a swamp with floating vegetation that supports a rich biodiversity?

   aBhitarkanika National ParkbKeibul Lamjao National ParkcKeoladeo Ghana National ParkdSultanpur National Park
7. Prelims 2015Q11Sustainable Agriculture & Development

   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.

   a1 and 3 onlyb2 onlyc2 and 3 onlyd1, 2 and 3
8. Prelims 2015Q12International Conventions & Organisations

   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 answer using the code given below.

   a1 onlyb2 and 3 onlyc1 and 3 onlyd1, 2 and 3
9. Prelims 2015Q18Environmental Pollution

   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 be used as a replacement for some of the Portland cement contents of concrete.

   3.Fly ash is made up of silicon dioxide and calcium oxide only, and does not contain any toxic elements.

   Select the correct answer using the code given below.

   a1 and 2b2 onlyc1 and 3d3 only
10. Prelims 2015Q19Biodiversity & Species

    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 I of the Wildlife (Protection) Act, 1972.

    Select the correct answer using the code given below.

    a1 and 2b2 onlyc1 and 3d3 only
11. Prelims 2015Q25Biodiversity & Species

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

    aSaltwater crocodilebOlive ridley turtlecGangetic dolphindGharial
12. Prelims 2015Q40Climate Change

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

    aBretton Woods ConferencebMontreal ProtocolcKyoto ProtocoldNagoya Protocol
13. Prelims 2015Q43International Conventions & Organisations

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

    aIt is the United Nations Conference on Sustainable DevelopmentbIt is a Ministerial Meeting of the World Trade OrganizationcIt is a Conference of the Inter-governmental Panel on Climate ChangedIt is a Conference of the Member Countries of the Convention on Biological Diversity
14. Prelims 2015Q49Climate Change

    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.

    a1 onlyb2 onlycBoth 1 and 2dNeither 1 nor 2
15. Prelims 2015Q52Protected Areas & Conservation

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

    aKhangchendzonga National ParkbNandadevi National ParkcNeora Valley National ParkdNamdapha National Park
16. Prelims 2015Q56International Conventions & Organisations

    'BioCarbon Fund Initiative for Sustainable Forest Landscapes' is managed by the

    aAsian Development BankbInternational Monetary FundcUnited Nations Environment ProgrammedWorld Bank
17. Prelims 2015Q63Indian Environmental Laws & Bodies

    The Genetic Engineering Appraisal Committee is constituted under the

    aFood Safety and Standards Act, 2006bGeographical Indications of Goods (Registration and Protection) Act, 1999cEnvironment (Protection) Act, 1986dWildlife (Protection) Act, 1972
18. Prelims 2015Q74Climate Change

    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 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 Emissions from Deforestation and Forest Degradation+)' efforts by providing them with financial and technical assistance.

    Select the correct answer using the code given below.

    a1 onlyb2 and 3 onlyc1 and 3 onlyd1, 2 and 3
19. Prelims 2015Q76International Conventions & Organisations

    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.

    a1 onlyb2 and 3 onlyc1 and 3 onlyd1, 2 and 3
20. Prelims 2015Q84Ecology & Ecosystems

    Which one of the following is the best description of the term 'ecosystem'?

    aA community of organisms interacting with one anotherbThat part of the Earth which is inhabited by living organismscA community of organisms together with the environment in which they livedThe flora and fauna of a geographical area