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 reasons affects the food production?
[A] Use of Organic manures
[B] Use of Modern Technologies
[C] Due to increase in pests
[D] Due to reduction in pollution
Show Answer
Correct Answer: C [Due to increase in pests]
Notes:
Food production will be seriously affected by the climate change both directly and indirectly. An increase in pests and animal diseases leads to the reduction in the yield of crops and the quality of yield.
42. Which of the following are the missions contained in India’s National Action Plan on Climate Change?
1. National Solar Mission
2. National Mission for Enhanced Energy Efficiency
3. National Mission on Sustainable Habitat
4. National Mission on Atomic Energy
Select the correct option from the codes given below:
[A] Only 1 & 2
[B] Only 1, 2 & 3
[C] Only 1, 3 & 4
[D] 1, 2, 3 & 4
Show Answer
Correct Answer: B [Only 1, 2 & 3]
Notes:
There are 8 missions contained in India’s National Action Plan on Climate Change which are as follows: National Solar Mission, National Mission for Enhanced Energy Efficiency, National Mission on Sustainable Habitat, National Mission for Sustaining Himalayan Ecosystem, National Mission for Green India, National Mission for Sustainable Agriculture, National Mission on Strategic Knowledge on Climate Change and National Bio-Energy Mission.
43. National Initiative On Climate Resilient Agriculture was launched by which of the following?
[A] UNEP
[B] ICAR
[C] IPCC
[D] MoEFCC
Show Answer
Correct Answer: B [ICAR]
Notes:
National Initiative On Climate Resilient Agriculture was launched by the Indian Council of Agricultural Research with funding from the Ministry of Agriculture, Government of India. It was launched in February 2011.
44. Where is Lingambudhi Lake located?
[A] Bengaluru
[B] Hubbali
[C] Mysuru
[D] Shivamogga
Show Answer
Correct Answer: C [Mysuru]
Notes:
Lingambudhi Lake is situated in Mysuru city, Karnataka. Mysuru is known for its lakes and parks, and Lingambudhi Lake is a well-known water body in this region. It serves as an important ecological and recreational area within the city limits.
45. 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.
46. What is Bengal’s rank in India in terms of air pollution?
[A] 4
[B] 3
[C] 2
[D] 1
Show Answer
Correct Answer: C [2]
Notes:
West Bengal, in 2019, accounted for the second-highest number of deaths linked to air pollution — 20.8 per cent of overall deaths — after Rajasthan in the country. Bardhaman (undivided) topped the pollution chart with 171.95 micrograms per cubic meter PM 10 concentration, nearly three times above limit.
47. The toxic metal associated with the Minamata episode is ____:
[A] Lead
[B] Arsenic
[C] Mercury
[D] Cadmium
Show Answer
Correct Answer: C [Mercury]
Notes:
Minamata disease is a neurological syndrome caused by severe methyl mercury poisoning. It is caused by eating large quantities of fish and shellfish polluted by methyl mercury in factory wastewater. The disease is named after Minamata city in Kumamoto prefecture, Japan, where it was first discovered in 1956.
48. Which of the following weeds has been found useful to check water pollution caused by industrial affluent?
[A] Water hyacinth
[B] Elephant grass
[C] Parthenium
[D] Both [A] and
[B]
Show Answer
Correct Answer: A [Water hyacinth]
Notes:
Around the world, there is an increasing trend in areas of land, surface waters and groundwater affected by contamination because of one reason or other. However in the last three decades a special interest in the world has aroused by the potential of using the biological methods in the waste water treatment. Water hyacinth (Eichhornia crassipes) constitutes an important part of an aquatic ecosystem. Water hyacinth as a very promising plant with tremendous application in wastewater treatment is already proved. Water hyacinth is used to treat waste water from dairies, tanneries, sugar factories, pulp and paper industries, palm oil mills, distilleries, etc.
49. The largest wildlife sanctuary in India is famous for which of the following animal?
[A] Apes
[B] Tigers
[C] Wild Indian Ass
[D] Rhinoceros
Show Answer
Correct Answer: C [Wild Indian Ass]
Notes:
The Indian Wild Ass Sanctuary, located in the Little Rann of Kutch in Gujarat, is the largest wildlife sanctuary in India with a geographical spread of 4954 km2. It is known for the endangered wild ass subspecies Indian Wild Ass (Khur).
50. Pin valley National park is situated in ______:
[A] Andhra Pradesh
[B] Madhya Pradesh
[C] Himachal Pradesh
[D] Arunachal Pradesh
Show Answer
Correct Answer: C [Himachal Pradesh]
Notes:
The glorious Pin Valley National Park is located in the cold desert area of Lahaul and Spiti in Himachal Predesh and is home to more than 20 species of animals and birds, including the endangered Snow Leopard. Wildly furious but majestic Pin River flows right through it. The park is located in the desert habitat of the Spiti Valley, within the Cold Desert Biosphere Reserve, in the Himalayas region.