Environment & Biodiversity MCQs
Environment, Ecology & Biodiversity Multiple choice questions for GK paper in SSC, NDA, CDS, UPSC, UPPSC and State PSC Examinations.
41. Which of the following statements are correct regarding Fly Ash?
1. Combustion of solid material leads to the production of Ash.
2. Fly ash is a very fine powder which tends to travel far in the air.
3. The ash which does not rise in the air is termed as bottom ash.
Select the correct option from the codes given below:
[A] Only 1 & 2
[B] Only 2 & 3
[C] Only 1 & 3
[D] 1, 2 & 3
Show Answer
Correct Answer: D [1, 2 & 3]
Notes:
Combustion of solid material leads to the production of Ash. Fly ash is a very fine powder which tends to travel far in the air. The ash which does not rise in the air is termed as bottom ash.
42. The Air (Prevention and Control of Pollution) Act was passed in which of the following years?
[A] 1981
[B] 1982
[C] 1983
[D] 1984
Show Answer
Correct Answer: A [1981]
Notes:
The Air (Prevention and Control of Pollution) Act was passed in 1981. The Act states that sources of air pollution, for example, industry, vehicles, power plants, etc., are not permitted to release particulate matter, lead, carbon monoxide, sulfur dioxide, nitrogen oxide, volatile organic compounds (VOCs) or other toxic substances beyond a prescribed limit.
43. Every bench of the tribunal constituted under NGT 2010, must consist of which of the following?
[A] At least one expert member and two judicial member.
[B] At least two expert member and one judicial member.
[C] At least one expert member and one judicial member.
[D] At least two expert member and two judicial member.
Show Answer
Correct Answer: C [At least one expert member and one judicial member.]
Notes:
The sanctioned strength of the tribunal constituted under NGT 2010 is 20 expert members and 20 judicial members. Every bench of such tribunal must consist of at least one expert member and one judicial member.
44. European Union Emissions Trading System was launched in which of the following year?
[A] 2001
[B] 2003
[C] 2005
[D] 2007
Show Answer
Correct Answer: C [2005]
Notes:
The European Union Emissions Trading System (EU ETS), was the first large greenhouse gas emissions trading scheme in the world. It was launched in the year 2005 to fight global warming.
45. In which of the following year did Bhopal Gas Tragedy took place?
[A] 1982
[B] 1984
[C] 1986
[D] 1988
Show Answer
Correct Answer: B [1984]
Notes:
The Bhopal gas tragedy also referred to as the Bhopal disaster is considered among the world’s worst industrial disasters. It was a gas leak incident on the night of 2–3 December 1984 at the Union Carbide India Limited pesticide plant which is located in Bhopal, Madhya Pradesh.
46. Which of the following statements are correct regarding Environment Impact Assessment Notification of 2006?
1. It divided developmental projects in two categories, i.e., Category A and Category B.
2. Category A’ projects are assessed at national level by the Impact Assessment Agency (IAA) and the Expert Appraisal Committee (EAC).
3. Category B projects are assessed at state level.
Select the correct option from the codes given below:
[A] Only 1 & 2
[B] Only 2 & 3
[C] Only 1 & 3
[D] 1, 2 & 3
Show Answer
Correct Answer: D [1, 2 & 3]
Notes:
Environment Impact Assessment Notification of 2006, divided developmental projects in two categories, i.e., Category A and Category B. Category A’ projects are assessed at national level by the Impact Assessment Agency (IAA) and the Expert Appraisal Committee (EAC). Category B projects are assessed at state level.
47. Global hectare is a measurement of which of the following?
[A] Carbon capacity
[B] Biocapacity
[C] Carbon footprint
[D] None of the above
Show Answer
Correct Answer: B [Biocapacity]
Notes:
Global hectare used as a measurement of biocapacity of the entire earth. One global hectare is a measurement of the average biocapacity of all hectare measurements of any biologically productive areas on the planet earth.
48. Apart from Sundari trees, which other plants can also be seen in Mangrove forest?
[A] Asparagus
[B] Bamboo
[C] Dhundal
[D] All of the above
Show Answer
Correct Answer: C [Dhundal]
Notes:
Littoral and Swamp Forests or the Mangrove Forests mostly contain sundari mangrove trees. The other main
species found in these forests are
casuarina trees, goran, gnewa, baen,
dhundal, etc.
49. Which national park hosts the largest ice cap aside from those in Antarctica and Greenland?
[A] Los Glaciares National Park
[B] Yosemite National Park
[C] Banff National Park
[D] Zion National Park
Show Answer
Correct Answer: A [Los Glaciares National Park]
Notes:
Los Glaciares National Park in Argentina hosts the largest ice cap outside Antarctica and Greenland. This UNESCO World Heritage Site, established in 1937, spans over 726,927 hectares and is home to 47 active glaciers, including the well-known Perito Moreno Glacier. Divided by Lake Argentino and Lake Viedma, the park holds the scenic Mount Fitz Roy and Cerro Torre in its northern segment. The park’s varied ecosystem sustains unique species and attracts over 688,000 visitors every year, making it a favorite among nature lovers and providing a crucial research site for scientists studying climate change.
50. Heard and McDonald Islands belong to which country?
[A] Australia
[B] United Kingdom
[C] New Zealand
[D] France
Show Answer
Correct Answer: A [Australia]
Notes:
The Heard and McDonald Islands are located in the sub-Antarctic region and serve as external territories of Australia. These volcanic islands, discovered in the 1850s by American mariners John Heard and William McDonald, were proclaimed as a UNESCO World Heritage site in 1997. These islands, recognized for their unique wildlife and geology (including active volcanoes), are considered one of the world’s most remote places. Initially claimed by the UK in 1910, they were transferred to Australia in 1947, hence, the land boasting the highest mountain under Australian sovereignty.
