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 the Water (Prevention and Control of Pollution) Act, 1974?
1. It empowers State Pollution Control Boards to establish and enforce effluent standards for factories.
2. It empowers SPCB and CPCB to test equipment and to take the sample for the purpose of analysis.
Select the correct option from the codes given below:
[A] Only 1
[B] Only 2
[C] Both 1 & 2
[D] Neither 1 & 2
Show Answer
Correct Answer: C [Both 1 & 2]
Notes:
The Water (Prevention and Control of Pollution) Act, 1974 empowers State Pollution Control Boards to establish and enforce effluent standards for factories. It also empowers SPCB and CPCB to test equipment and to take the sample for the purpose of analysis.
42. Which of the following countries does not come under the top 4 emitters of Greenhouse gases?
[A] China
[B] U.S.A
[C] Australia
[D] India
Show Answer
Correct Answer: C [Australia]
Notes:
According to the Emissions Gap Report which is released by the United Nations Environment Programme, the top four emitters of greenhouse gases globally are China, India, United States of America and the European Union.
43. Which of the following statements are correct regarding REDD?
1) REDD means Reducing Emissions from Deforestation and Forest Degradation
2) the secondary objective is biodiversity conservation and poverty alleviation.
Select the correct option from the codes given below:
[A] Only 1
[B] Only 2
[C] Both 1 & 2
[D] Neither 1 & 2
Show Answer
Correct Answer: B [Only 2]
Notes:
REDD means Reducing Emissions from Deforestation and Forest Degradation. The original objective of REDD is to reduce greenhouse gases but it can also deliver “co-benefits” such as biodiversity conservation and poverty alleviation.
44. Which of the following statements are correct regarding REDD+?
1) “REDD+” includes the role of conservation, sustainable management of forests, and enhancement of forest carbon stocks.
2) It was first negotiated under the United Nations Framework Convention on Climate Change (UNFCCC) in 2005.
Select the correct option from the codes given below:
[A] Only 1
[B] Only 2
[C] Both 1 & 2
[D] Neither 1 & 2
Show Answer
Correct Answer: C [Both 1 & 2]
Notes:
REDD+ includes the role of conservation, sustainable management of forests, and enhancement of forest carbon stocks. It was first negotiated under the United Nations Framework Convention on Climate Change (UNFCCC) in 2005.
45. At which of the following places, Volcanoes are generally found?
[A] Intraplates crush against each other or pull apart
[B] Earth’s crust crush against each other or pull apart
[C] Tectonic plates crush against each other or pull apart
[D] None of the above
Show Answer
Correct Answer: C [Tectonic plates crush against each other or pull apart]
Notes:
Most of the volcanoes are present at the places where the tectonic plates crush against each other or pull apart. Sixty percent of all active volcanoes occur at the boundaries between tectonic plates.
46. Which of the following is/are the objectives of Disaster Management?
1) Mitigation
2) Reconstruction
3) Rehabilitation
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:
Disaster Management is a combination of strategic planning and procedure which helps us from severe damages when natural or human-made calamities and catastrophic even occur. It includes Mitigation, Reconstruction, and Rehabilitation.
47. What species of small frog is found in the dense forested hill streams and forest streams in the Western Ghats of India?
[A] Nyctibatrachus manalari
[B] Micrixalus Saxicola
[C] Micrixalus Fuscus
[D] Both B and C
Show Answer
Correct Answer: D [Both B and C]
Notes:Micrixalus fuscus (dusky torrent frog or brown tropical frog) is a species of small frog that is found in the dense forested hill streams in the Western Ghats.
Micrixalus saxicola (Malabar tropical frog, black torrent frog, small torrent frog, Jerdon’s olive-brown frog) is a species of frog of the Micrixalidae family and is found in the forest streams in the Western Ghats.
48. Addition excessive amounts of heat to a lake is referred to as _____:
[A] Thermal pollution
[B] Heat Bloom
[C] Green House effect
[D] Refrigeration effect
Show Answer
Correct Answer: A [Thermal pollution]
Notes:
Thermal pollution is defined as the addition of excess of undesirable heat to water thereby making it harmful to man, animal or aquatic life. A common cause of thermal pollution is the use of water as a coolant by power plants and industrial manufacturers. The change in ambient temperature of water decreases oxygen supply and affects ecosystem composition.
49. The “Loktak” lake is located in which state of India?
[A] Manipur
[B] Meghalaya
[C] Tripura
[D] Mizoram
Show Answer
Correct Answer: A [Manipur]
Notes:
Loktak lake is located near Moirang in Manipur. It is the largest freshwater lake in North -East India. It is famous for the phumdis floating over it. Keibul Lamjao, the only floating national park in the world, floats over the Loktak Lake.
50. On the border of which two countries can the Iguaçu National Park be found?
[A] Brazil and Argentina
[B] Brazil and Paraguay
[C] Argentina and Chile
[D] Brazil and Uruguay
Show Answer
Correct Answer: A [Brazil and Argentina]
Notes:
The Iguaçu National Park is a World Heritage Site straddling the borders of Brazil and Argentina. This locale is famous for the panoramic Iguaçu Falls, consisting of about 275 individual falls, spanning 2,700 meters. Most importantly, the park serves as a sanctuary for numerous rare animals like jaguars, ocelots, and jaguarundis. The phenomenal waterfall isn’t only a top tourist attraction but also an important habitat for species like the great dusky swifts. Proclaimed a World Heritage Site by UNESCO in 1984, the park exemplifies global importance in wildlife conservation.
