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Biodiversity & Conservation

46 questions in Environment & Ecology.

Asked in 2026, 2024, 2023, 2022, 2020, 2019, 2018, 2017, 2016, 2015, 2014, 2013, 2012

2018 · Q60Environment & EcologyBiodiversity & Conservationmoderate

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

  1. (a)Widespread monoculture practices in agriculture and large-scale commercial farming with indiscriminate use of chemicals in many parts of the world that may result in the loss of good native ecosystems.
  2. (b)Fears of a possible collision of a meteorite with the Earth in the near future in the manner it happened 65 million years ago that caused the mass extinction of many species including those of dinosaurs.
  3. (c)Large scale cultivation of genetically modified crops in many parts of the world and promoting their cultivation in other parts of the world which may cause the disappearance of good native crop plants and the loss of food biodiversity.
  4. (d)Mankind's over-exploitation/misuse of natural resources, fragmentation/loss of natural habitats, destruction of ecosystems, pollution and global climate change.
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Official answer(d) Mankind's over-exploitation/misuse of natural resources, fragmentation/loss of natural habitats, destruction of ecosystems, pollution and global climate change.

2017 · Q6Environment & EcologyBiodiversity & Conservationmoderate

Consider the following statements in respect of Trade Related Analysis of Fauna and Flora in Commerce (TRAFFIC) : 1. TRAFFIC is a bureau under 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 ?

  1. (a)1 only
  2. (b)2 only
  3. (c)Both 1 and 2
  4. (d)Neither 1 nor 2
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Official answer(b) 2 only

2014 · Q14Environment & EcologyBiodiversity & Conservationmoderate

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.

  1. (a)1 and 2 only
  2. (b)2 and 3 only
  3. (c)1, 3 and 4 only
  4. (d)1, 2, 3 and 4
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Official answer(c) 1, 3 and 4 only

2012 · Q41Environment & EcologyBiodiversity & Conservationmoderate

Government of India encourages the cultivation of 'sea buckthorn'. What is the importance of this plant? 1. It helps in controlling soil erosion and in preventing desertification. 2. It is a rich source of biodiesel. 3. It has nutritional value and is well-adapted to live in cold areas of high altitudes. 4. Its timber is of great commercial value. Which of the statements given above is/are correct?

  1. (a)1 only
  2. (b)2, 3 and 4 only
  3. (c)1 and 3 only
  4. (d)1, 2, 3 and 4
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Official answer(c) 1 and 3 only

2012 · Q92Environment & EcologyBiodiversity & Conservationmoderate

Which one of the following groups of animals belongs to the category of endangered species?

  1. (a)Great Indian Bustard, Musk Deer, Red Panda and Asiatic Wild Ass
  2. (b)Kashmir Stag, Cheetal, Blue Bull and Great Indian Bustard
  3. (c)Snow Leopard, Swamp Deer, Rhesus Monkey and Saras (Crane)
  4. (d)Lion-tailed Macaque, Blue Bull, Hanuman Langur and Cheetal
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Official answer(a) Great Indian Bustard, Musk Deer, Red Panda and Asiatic Wild Ass