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Environment & Ecology Mixed Quiz: Set 58

  • 20 questions
  • 20 minutes
  • Difficulty: Medium
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About this quiz

Set 58 of the Environment & Ecology mixed quiz has 20 multiple-choice questions from 20 different topics of the subject: Ecosystem and Food Chains, Sacred Groves and Community Conservation in India, Biodiversity and Its Conservation and more. 12 of them were asked in real previous-year papers. A topic quiz checks one chapter; this set revises the whole subject at once, the way an exam paper does, where the next question can come from any chapter. Every question carries an explanation of why the correct option is right and why the others are wrong. Keep to the timer, read the explanations at the end, and go back to the notes of any topic where you slipped.

Questions in this quiz

20 questions with answers and explanations

Q1.Environment & EcologyAsked in: CDS · CDS-I 2022, GKEasy

Which of the following is/are the function(s) of environment?

1. Supplying resources

2. Sustaining life

3. Providing aesthetic services

Select the correct answer using the code given below :

  1. A.1 only
  2. B.2 and 3 only
  3. C.1,2 and 3
  4. D.1 and 3 only
Show answer
Correct answer: C. 1,2 and 3

Supplying resources, sustaining life and providing aesthetic services are all functions of the environment. The environment is the total of all the living and non-living things around us.

Q3.Environment & EcologyAsked in: UPSC Civil Services · CSE Prelims 2016, GS Paper IHard

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.

  1. A.1 and 2 only
  2. B.3 only
  3. C.2 and 3 only
  4. D.1, 2 and 3
Show answer
Correct answer: C. 2 and 3 only

Statement 1 is wrong because TEEB is hosted by the UN Environment Programme alone, not jointly with the IMF and the World Economic Forum.

Q4.Environment & EcologyMedium

Which organisation implements the UJALA and Street Lighting National Programme on the ground?

  1. A.Bureau of Energy Efficiency
  2. B.Energy Efficiency Services Limited
  3. C.Central Electricity Authority
  4. D.Solar Energy Corporation of India
Show answer
Correct answer: B. Energy Efficiency Services Limited

The correct answer is B, Energy Efficiency Services Limited, a joint venture of public sector undertakings under the Ministry of Power that procures LED bulbs and street lights in bulk and recovers the cost from consumers or from the savings in a municipality's electricity bill.

Q5.Environment & EcologyAsked in: UPSC Civil Services · CSE Prelims 2020, GS Paper IHard

With reference to Indian elephants, consider the following statements:

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 statements given above is/are correct?

  1. A.1 and 2 only
  2. B.2 and 4 only
  3. C.3 only
  4. D.1, 3 and 4 only
Show answer
Correct answer: A. 1 and 2 only

Elephant herds are led by an old female, and pregnancy can last up to about 22 months; statements 3 and 4 are wrong.

Q6.Environment & EcologyMedium

The Exxon Valdez oil spill of 1989 took place in which waters?

  1. A.Gulf of Mexico
  2. B.Prince William Sound, Alaska
  3. C.Persian Gulf
  4. D.Bay of Bengal
Show answer
Correct answer: B. Prince William Sound, Alaska

The tanker Exxon Valdez struck a reef in Prince William Sound in 1989, releasing crude oil that coated a long stretch of a cold, sheltered coastline where oil breaks down slowly, and killing large numbers of seabirds, sea otters and salmon.

Q7.Environment & EcologyAsked in: UPSC Civil Services · CSE Prelims 2017, GS Paper IMedium

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 World Resources Institute (WRI) and World Business Council for Sustainable Development (WBCSD).

Select the correct answer using the code given below:

  1. A.1 and 2 only
  2. B.3 only
  3. C.2 and 3 only
  4. D.1, 2 and 3
Show answer
Correct answer: A. 1 and 2 only

The Global Climate Change Alliance is a European Union programme; WRI and WBCSD run a different initiative, the Greenhouse Gas Protocol.

Q8.Environment & EcologyMedium

Under the Wild Life (Protection) Act, 1972, the punishment for an offence relating to an animal listed in Schedule I is imprisonment for a term of:

  1. A.Not less than one year, extending to three years
  2. B.Not less than three years, extending to seven years
  3. C.Up to six months only
  4. D.Not less than seven years, extending to fourteen years
Show answer
Correct answer: B. Not less than three years, extending to seven years

Section 51 of the Act prescribes this enhanced punishment, along with a fine, for offences against animals given the highest protection, and the amendment of 2022 raised the monetary penalties further.

Q10.Environment & EcologyHard

The Gir forest, the only natural home of the Asiatic lion, lies in which biogeographic zone?

  1. A.Indian Desert
  2. B.Semi-Arid
  3. C.Deccan Peninsula
  4. D.Western Ghats
Show answer
Correct answer: B. Semi-Arid

Gir in the Saurashtra region of Gujarat falls in the Gujarat-Rajwara province of the Semi-Arid zone, a belt of thorn and dry deciduous forest between the desert and the Deccan, which also holds Ranthambore, Sariska and the blackbuck grasslands of Velavadar.

Q11.Environment & EcologyAsked in: UPSC CAPF · CAPF 2026, Paper IMedium

Consider the following statements :

1. Many urban and suburban areas experience a higher temperature than surrounding rural areas known as urban heat islands.

2. The reduction in urban green cover and the increase of built-up hard surface is the only cause of urban heat island.

Which of the statements given above is/are correct?

  1. A.1 only
  2. B.2 only
  3. C.Both 1 and 2
  4. D.Neither 1 nor 2
Show answer
Correct answer: A. 1 only

Statement 1 defines the urban heat island correctly, but statement 2 is wrong because loss of green cover and more hard surfaces are not the only cause.

Q12.Environment & EcologyEasy

The Environmental Impact Assessment Notification in India is issued under which Act?

  1. A.Wild Life (Protection) Act, 1972
  2. B.Water (Prevention and Control of Pollution) Act, 1974
  3. C.Environment (Protection) Act, 1986
  4. D.Forest (Conservation) Act, 1980
Show answer
Correct answer: C. Environment (Protection) Act, 1986

Section 3 of that Act gives the central government power to take all measures it thinks necessary to protect and improve the quality of the environment, and the EIA Notifications of 1994 and 2006 were both issued under it.

Q13.Environment & EcologyAsked in: UPSC Civil Services · CSE Prelims 2023, GS Paper IHard

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 present in fish waste to nitrate.

3. Biofilters increase phosphorus as nutrient for fish in water.

How many of the statements given above are correct?

  1. A.Only one
  2. B.Only two
  3. C.All three
  4. D.None
Show answer
Correct answer: A. Only one

Only statement 2 is correct: the biofilter's job in a Recirculating Aquaculture System is to turn toxic ammonia into much less harmful nitrate.

Q14.Environment & EcologyEasy

The Kyoto Protocol, the first climate treaty with binding emission targets, was adopted at which Conference of the Parties?

  1. A.COP1 at Berlin
  2. B.COP3 at Kyoto
  3. C.COP8 at New Delhi
  4. D.COP13 at Bali
Show answer
Correct answer: B. COP3 at Kyoto

The protocol was adopted on 11 December 1997 in the Japanese city that gave it its name, and it entered into force on 16 February 2005 once countries accounting for the required share of Annex I emissions had ratified it.

Q15.Environment & EcologyAsked in: UPSC Civil Services · CSE Prelims 2022, GS Paper IMedium

"Biorock technology" is talked about in which one of the following situations ?

  1. A.Restoration of damaged coral reefs
  2. B.Development of building materials using plant residues
  3. C.Identification of areas for exploration/extraction of shale gas
  4. D.Providing salt licks for wild animals in forests/protected areas
Show answer
Correct answer: A. Restoration of damaged coral reefs

Biorock is a method of growing reef structures under the sea with a mild electric current, so that corals can settle and recover.

Q16.Environment & EcologyHard

The sangai, or brow antlered deer, survives only in Keibul Lamjao National Park, which is famous as

  1. A.The highest national park in India
  2. B.The only floating national park in the world
  3. C.The largest mangrove national park in India
  4. D.The oldest national park in India
Show answer
Correct answer: B. The only floating national park in the world

Keibul Lamjao, on Loktak lake in Manipur, rests on phumdis, floating mats of soil and decaying vegetation thick enough to carry the weight of a deer, which makes it the only floating national park in the world; the sangai that walks on them is the state animal of Manipur and…

Q17.Environment & EcologyAsked in: UPSC Civil Services · CSE Prelims 2022, GS Paper IEasy

Which of the following is not a bird ?

  1. A.Golden Mahseer
  2. B.Indian Nightjar
  3. C.Spoonbill
  4. D.White Ibis
Show answer
Correct answer: A. Golden Mahseer

The golden mahseer is a large freshwater fish, not a bird. The golden mahseer (Tor putitora) lives in fast-flowing rivers of the Himalayan foothills, from the Indus basin to the Brahmaputra.

Q19.Environment & EcologyAsked in: UPSC Civil Services · CSE Prelims 2023, GS Paper IMedium

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 level of exposure to mercury.

How many of the above statements are correct?

  1. A.Only one
  2. B.Only two
  3. C.All three
  4. D.None
Show answer
Correct answer: C. All three

Gold mining and coal burning are the two biggest human sources of mercury, and no level of exposure is known to be safe.

Q20.Environment & EcologyAsked in: UPSC Civil Services · CSE Prelims 2022, GS Paper IEasy

The "Miyawaki method" is well known for the:

  1. A.Promotion of commercial farming in arid and semi-arid areas
  2. B.Development of gardens using genetically modified flora
  3. C.Creation of mini forests in urban areas
  4. D.Harvesting wind energy on coastal areas and on sea surfaces
Show answer
Correct answer: C. Creation of mini forests in urban areas

The Miyawaki method grows dense, fast-growing native forests on small plots of land, which suits crowded cities. The method was developed by the Japanese botanist Akira Miyawaki.

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