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GK QuizEnvironment & Ecology

Environment & Ecology Mixed Quiz: Set 66

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

Set 66 of the Environment & Ecology mixed quiz has 20 multiple-choice questions from 18 different topics of the subject: Biodiversity and Its Conservation, Sacred Groves and Community Conservation in India, National Parks and Wildlife Sanctuaries and more. 14 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

Q3.Environment & EcologyAsked in: CDS · CDS-II 2016, GKEasy

Which one of the following is correct?

  1. A.Guindy National Park is known for tiger reserve.
  2. B.Namdapha National Park is meant for lion conservation.
  3. C.Jaldapara is a biosphere reserve.
  4. D.Rann of Kutch is a Wild Ass Sanctuary.
Show answer
Correct answer: D. Rann of Kutch is a Wild Ass Sanctuary.

. The Indian Wild Ass Sanctuary, set up in 1973 in the Little Rann of Kutch in Gujarat, is the last home of the Indian wild ass, or khur, a fast and hardy animal adapted to the salt desert.

Q4.Environment & EcologyEasy

Ocean acidification is caused mainly by the absorption of which gas by seawater?

  1. A.Nitrogen
  2. B.Carbon dioxide
  3. C.Methane
  4. D.Sulphur dioxide
Show answer
Correct answer: B. Carbon dioxide

Carbon dioxide dissolves in seawater and reacts with water to form carbonic acid, which dissociates into bicarbonate and hydrogen ions; the extra hydrogen ions lower the pH, and they also combine with carbonate ions, leaving less carbonate for shells and coral skeletons.

Q5.Environment & EcologyAsked in: CDS · CDS-II 2024, GKMedium

Which of the following Ramsar Wetland sites is not situated in any of the Union Territories of India ?

  1. A.Hokera Wetland
  2. B.Point Calimere Wildlife and Bird Sanctuary
  3. C.Tsomoriri Lake
  4. D.Wular Lake
Show answer
Correct answer: B. Point Calimere Wildlife and Bird Sanctuary

Point Calimere, also called Kodiakkarai, lies in the Nagapattinam district of Tamil Nadu, a state, where the Coromandel Coast turns west towards Palk Strait.

Q6.Environment & EcologyEasy

The Bureau of Energy Efficiency was established under which of the following Acts?

  1. A.The Electricity Act, 2003
  2. B.The Energy Conservation Act, 2001
  3. C.The Environment (Protection) Act, 1986
  4. D.The Air (Prevention and Control of Pollution) Act, 1981
Show answer
Correct answer: B. The Energy Conservation Act, 2001

That Act created the Bureau of Energy Efficiency as a statutory body and gave it the power to prescribe efficiency standards, run the labelling programme and prepare the building code; the Bureau came into existence on 1 March 2002 under the Ministry of Power.

Q8.Environment & EcologyEasy

Minamata disease, first identified in Japan in 1956, is caused by poisoning from which element?

  1. A.Cadmium
  2. B.Mercury
  3. C.Lead
  4. D.Arsenic
Show answer
Correct answer: B. Mercury

The Chisso Corporation discharged methylmercury compounds into Minamata Bay in Kumamoto Prefecture; the mercury accumulated through fish and shellfish into the people who ate them and attacked the central nervous system, producing numbness, loss of coordination, blindness and congenital deformity.

Q9.Environment & EcologyAsked in: NDA · NDA-I 2020, GATEasy

Which one of the following statements is NOT correct?

  1. A.Biomass is a renewable source of energy
  2. B.Gobar gas is produced when cow-dung, crop residues, vegetable waste and sewage are allowed to decompose in the absence of oxygen
  3. C.Biogas generation reduces soil and water pollution
  4. D.Heating capacity of biogas is very low
Show answer
Correct answer: D. Heating capacity of biogas is very low

This statement is false: biogas is an excellent fuel with a high heating capacity. Biogas is mostly methane, about 50 to 75 percent, with carbon dioxide and small amounts of other gases.

Q10.Environment & EcologyAsked in: UPSC Civil Services · CSE Prelims 2017, GS Paper IMedium

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 answer using the code given below :

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

Butterflies are pollinators and also food for many animals, so their decline would hurt pollination and their predators; it has no direct link with fungal diseases of crops.

Q11.Environment & EcologyAsked in: CDS · CDS-I 2024, GKEasy

Which organisation publishes worldwide list of endangered species?

  1. A.The International Union for Conservation of Nature (IUCN)
  2. B.The World Wide Fund for Nature (WWF)
  3. C.The United Nations Environment Programme (UNEP)
  4. D.The United Nations Development Programme (UNDP)
Show answer
Correct answer: A. The International Union for Conservation of Nature (IUCN)

The IUCN publishes the Red List of Threatened Species, the world's main list of species at risk. The IUCN was founded in 1948 and has its headquarters at Gland in Switzerland.

Q12.Environment & EcologyEasy

Which is the largest biogeographic zone of India by area?

  1. A.Semi-Arid zone
  2. B.Deccan Peninsula
  3. C.Gangetic Plain
  4. D.Himalaya
Show answer
Correct answer: B. Deccan Peninsula

The Deccan Peninsula zone covers about forty-two per cent of the country, roughly two-fifths, stretching over the central highlands, Chota Nagpur, the eastern highlands and the Deccan plateau, and it carries most of India sal and teak forests and tiger reserves.

Q15.Environment & EcologyAsked in: NDA · NDA-I 2023, GATEasy

The UN COP-27 Summit relates to :

  1. A.Russia-Ukraine war
  2. B.Terrorism and counter-terrorism
  3. C.Climate change
  4. D.Interpol
Show answer
Correct answer: C. Climate change

COP-27 was the 27th Conference of the Parties to the UN Framework Convention on Climate Change (UNFCCC). The UNFCCC was adopted at the Rio Earth Summit in 1992, and its parties meet every year at a COP.

Q16.Environment & EcologyAsked in: UPSC Civil Services · CSE Prelims 2021, GS Paper IEasy

In case of which one of the following biogeochemical cycles, the weathering of rocks is the main source of release of nutrient to enter the cycle?

  1. A.Carbon cycle
  2. B.Nitrogen cycle
  3. C.Phosphorus cycle
  4. D.Sulphur cycle
Show answer
Correct answer: C. Phosphorus cycle

Phosphorus has no gaseous form in the cycle, so it enters ecosystems mainly when phosphate rocks weather. The phosphorus cycle is a sedimentary cycle.

Q18.Environment & EcologyAsked in: CDS · CDS-I 2018, GKHard

In which one of the following groups of States in India is the Integrated Coastal Zone Management (ICZM) Project being implemented as a pilot investment?

  1. A.Gujarat, Kerala and Goa
  2. B.Kerala, Karnataka and Andhra Pradesh
  3. C.Gujarat, Odisha and West Bengal
  4. D.Maharashtra, Andhra Pradesh and Tamil Nadu
Show answer
Correct answer: C. Gujarat, Odisha and West Bengal

The India Integrated Coastal Zone Management Project was launched by the Ministry of Environment and Forests in 2010 with World Bank support.

Q19.Environment & EcologyAsked in: CDS · CDS-II 2021, GKMedium

Which one of the following biosphere reserves comprises islands with estuaries, beaches, coral reefs, salt marshes and mangroves ?

  1. A.Sunderban biosphere reserve
  2. B.Gulf of Mannar biosphere reserve
  3. C.Nilgiri biosphere reserve
  4. D.Nandadevi biosphere reserve
Show answer
Correct answer: B. Gulf of Mannar biosphere reserve

Lying between India and Sri Lanka off Tamil Nadu, it is built around a chain of 21 small islands with estuaries, beaches, coral reefs, salt marshes, seagrass beds and mangroves.

Q20.Environment & EcologyAsked in: NDA · NDA-I 2026, GATMedium

Consider the following pairs related to the United Nations (UN) Sustainable Development Goals :

I. Goal 1 : End poverty in all forms everywhere

II. Goal 2 : Ensure healthy lives

III. Goal 3 : Ensure quality education

IV. Goal 4 : Achieve gender equality

How many of the pairs given above are correctly matched?

  1. A.One
  2. B.Two
  3. C.Three
  4. D.All the four
Show answer
Correct answer: A. One

Only pair I is correct; pairs II, III and IV each give a goal the theme of the next goal.

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