Prelims

    Q. Photochemical smog is a resultant of the reaction among
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    Q. 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?
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    Q. In which of the following States is lion-tailed macaque found in its natural habitat?
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    Q. With reference to food chains in ecosystems, consider the following statements:
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    Q. Acid rain is caused by the pollution of environment by
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    Q. Under the Scheduled Tribes and Other Traditional Forest Dwellers (Recognition of Forest Rights) Act, 2006, who shall be the authority to initiate the process for determining the nature and extent of individual or community forest rights or both?
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    Q. Which of the following are some important pollutants released by steel industry in India?
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    Q. 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?
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    Q. The most important strategy for the conservation of biodiversity together with traditional human life is the establishment of
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    Q. Consider the following pairs
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    Q. Consider the following statements:
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    Q. With reference to Eco-Sensitive Zones’, which of the following statements is/are correct?
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    Q. If you walk through 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?
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    Q. Which of the following adds/add carbon dioxide to the carbon cycle on the planet Earth?
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    Q. Other than poaching, what are the possible reasons for the decline in the population of Ganges River Dolphins?
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    Q. With reference to a conservation organization called ‘Wetlands International’, which of the following statements is/are correct?
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    Q. With reference to ‘Global Environment Facility’, which of the following statements is/are correct?
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    Q. With reference to Bombay Natural History Society (BNHS), consider the following statements:
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    Q. If a wetland of international importance is brought under the ‘Montreux Record’, what does it imply?
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    Q. Consider the following statements regarding ‘Earth Hour’:
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    Q. Consider the following international agreements
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    Q. With reference to ‘Forest Carbon Partnership Facility’, which of the following statements is/are correct?
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    Q. In a particular region in India, the local people train the roots of living trees into robust bridges across the streams. As the time passes, these bridges become stronger. These unique ‘living root bridges’ are found in
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    Q. The Genetic Engineering Appraisal Committee is constituted under the
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    Q. ‘BioCarbon Fund Initiative for Sustainable Forest Landscapes’ is managed by the
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    Q. Which of the following statements regarding ‘Green Climate Fund’ is/are correct?
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    Q. Which one of the following is associated with the issue of control and phasing out of the use of ozone-depleting substances?
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    Q. Which one of the following is the national aquatic animal of India?
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    Q. With reference to ‘dugong’, a mammal found in India, which of the following statements is/are correct?
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    Q. 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?
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    Q. Which of the following National Parks is unique in being a swamp with floating vegetation that supports a rich biodiversity?
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    Q. With reference to the Indian Renewable Energy Development Agency Limited (IREDA), which of the following statements is/are correct?
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    Q. With reference to an organization known as ‘BirdLife International’, which of the following statements is/are correct?
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    Q. Which one of the following is the best description of the term ‘ecosystem’?
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    Q. In the cities of our country, which among the following atmospheric gases are normally considered in calculating the value of Air Quality Index?
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    Q. Consider the following statements:
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    Q. With reference to the Agreement at the UNFCCC Meeting in Paris in 2015, which of the following statements is/are correct?
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    Q. Consider the following statements:
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    Q. On which of the following can you find the Bureau of Energy Efficiency Star Label?
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    Q. ‘Gadgil Committee Report’ and ‘Kasturirangam Committee Report’, sometimes seen in the news, are related to
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    Q. With reference to ‘Agenda 21’, sometimes seen in the news, consider the following statements:
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    Q. What is Greenhouse Gas Protocol?
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    Q. Which of the following statements is/are correct? Proper design and effective implementation of UN REDD+ Programme can significantly contribute to
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    Q. With reference to an initiative called “The Economics of Ecosystems and Biodiversity (TEEB)” which of the following statements is/are correct?
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    Q. Recently, our scientists have discovered a new and distinct species of banana plant which attains a height of about 11 metres and has orange-coloured fruit pulp. In which part of India has it been discovered?
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    Q. What is/are unique about ‘Kharai camel’ a breed found in India?
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    Q. Which of the following best describes/describe the aim of ‘Green India Mission’ of the Government of India?
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    Q. In which of the following regions of India are you most likely to come across the ‘Great Indian Hornbill’ in its natural habitat?
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    Q. Consider the following pairs
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    Q. What is/are the importance/importances of the ‘United Nations Convention to Combat Desertification’?
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    Q. The term ‘Intended Nationally Determined Contributions’ is sometimes seen in the news in the context of
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    Q. 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?
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    Q. 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?
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    Q. Due to some reasons, if there is a huge fall in the population of species of butterflies, what could be its likely consequenc /consequences?
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    Q. It is possible to produce algae based biofuels, but what is/are the likely limitation(s) of developing countries in promoting this industry?
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    Q. In the context of solving pollution problems, what is/are the advantage/ advantages of bioremediation technique?
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    Q. Consider the following statements in respect of Trade Related Analysis of Fauna and Flora in Commerce (TRAFFIC):
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    Q. Which of the following has/have shrunk immensely/dried up in the recent past due to human activities?
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    Q. From the ecological point of view, which one of the following assumes importance in being a good link between the Eastern Ghats and the Western Ghats?
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    Q. How is the National Green Tribunal (NGT) different from the Central Pollution Control Board (CPCB)?
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    Q. Which of the following leaf modifications occur (s) in the desert areas to inhibit water loss?
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    Q. If you want to see gharials in their natural habitat, which one of the following is the best place to visit?
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    Q. With reference to the circumstances in Indian agriculture, the concept of “Conservation Agriculture” assume significance. Which of the following fall under the Conservation Agriculture?
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    Q. Consider the following statements:
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    Q. Which of the following statements best describes “carbon fertilization”?
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    Q. Biological Oxygen Demand (BOD) is a standard criterion for
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    Q. “Momentum for Change: Climate Neutral Now” is an initiative launched by
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    Q. With reference to ‘Global Climate Change Alliance’, which of the following statements is/are correct?
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    Q. Consider the following statements:
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    Q. Recently there was a proposal to translocate some of the lions from their natural habitat in Gujarat to which one of the following sites?
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    Q. Which of the following is/are the possible consequence/s of heavy sand mining in riverbeds?
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    Q. In India, if a species of tortoise is declared protected under Schedule I of the Wildlife (Protection) Act, 1972, what does it imply?
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    Q. Consider the following statements:
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    Q. The term ‘M-STRIPES’ is sometimes seen in the news in the context of
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    Q. In which one of the following States is Pakhui Wildlife Sanctuary located?
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    Q. Which one of the following National Parks lies completely in the temperate alpine zone?
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    Q. 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:
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    Q. What is common to the places known as Aliyar, Isapur and Kangsabati?
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    Q. Consider the following statements:
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    Q. Consider the following statements:
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    Q. In India, the use of carbofuran, methyl parathion, phorate and triazophos is viewed with apprehension. These chemicals are used as
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    Q. Consider the following:
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    Q. Which of the following statements are correct about the deposits of ‘methane hydrate’?
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    Q. 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
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    Q. Why is there a great concern about the ‘microbeads’ that are released into environment?
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    Q. Consider the following pairs
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    Q. Consider the following statements:
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    Q. Which of the following are in Agasthyamala Biosphere Reserve?
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    Q. In the context of which one of the following arc the terms ‘pyrolysis and plasma gasification’ mentioned?
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    Q. 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?
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    Q. Consider the following statements:
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    Q. Among the following Tiger Reserves, which one has the largest area under “Critical Tiger Habitat”?
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    Q. Consider the following statements :
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    Q.  Consider the following kinds of organisms: 
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    Q. In the nature, which of the following is/are most likely to be found surviving on a surface without soil?
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    Q. Consider the following statements:
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    Q. With reference to the water on the planet Earth, consider the following statements:
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    Q.  With reference to WaterCredit’, consider the following statements:
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    Q.  ‘R2 Code of Parctices’ constitutes a tool available for promoting the adoption of
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    Q.  Why is there a concern about copper smelting plants?
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