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 is the primary greenhouse gas emitted through human activities?
[A] Methane
[B] Carbon dioxide
[C] Carbon Monoxide
[D] Water vapour
Show Answer
Correct Answer: B [Carbon dioxide]
Notes:
Carbon dioxide is naturally present in the atmosphere as a part of the Earth’s carbon cycle. It is also the primary greenhouse gas which is emitted through human activities.
42. 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.
43. The Disaster Management Act was made in which of the following year?
[A] 2003
[B] 2005
[C] 2007
[D] 2009
Show Answer
Correct Answer: B [2005]
Notes:
The Disaster Management Act was enacted by the Government of India on 23 December 2005. It envisaged the creation of NDMA and SDMA which will be headed by the Prime Minister and Chief Ministers respectively.
44. Which of the following is called the place of origin an earthquake?
[A] Focus
[B] Hypercenter
[C] Epicenter
[D] None of the above
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Correct Answer: A [Focus]
Notes:
The Focus of an earthquake, which is also called as a Hypocenter is the point of the origin of an earthquake whereas the epicenter is the point just exactly above the focus.
45. The environmental impact assessment in India was started in which of the following years?
[A] 1975-76
[B] 1976-77
[C] 1977-78
[D] None of the above
Show Answer
Correct Answer: B [1976-77]
Notes:
The environmental impact assessment in India began in the year 1976-77 when the Planning Commission
directed the then Department of Science and Technology to examine the river-valley projects from environmental angle.
46. What are Shola forests?
[A] Evergreen forests
[B] Moist Deciduous forests
[C] Dry Deciduous forests
[D] Hill forests
Show Answer
Correct Answer: D [Hill forests]
Notes:
Sholas are the local name for patches of stunted tropical montane forest found in valleys amid rolling grassland in the higher montane regions of South India.
47. Cellulose fibers are organic pollutant mainly produced by which Industry/ Industries?
I. Mining Industry
II. Soap and detergent Industry
III. Paper and Pulp Industry
[A] Only I
[B] Only II
[C] Only III
[D] Both II and III
Show Answer
Correct Answer: C [Only III]
Notes:
Cellulose for industrial use is mainly obtained from wood pulp and cotton. Cellulose is the major constituent of paper, paperboard, and card stock. It is also the main ingredient of textiles made from cotton, linen, and other plant fibres. It can be turned into rayon, an important fiber that has been used for textiles since the beginning of the 20th century.
48. Where is the Vikramshila Gangetic Dolphin Sanctuary situated?
[A] Haridwar
[B] Bhagalpur
[C] Allahabad
[D] Visakhapatnam
Show Answer
Correct Answer: B [Bhagalpur]
Notes:
The Vikramashila Gangetic Dolphin Sanctuary (VGDS) resides in Bhagalpur district, Bihar, covering about 50 km along the Ganges. It holds the distinction of being India’s only sanctuary for its national aquatic animal, the Gangetic dolphin. The Ministry of Environment, Forest, and Climate Control (MoEFCC) declared the Gangetic dolphin as the National Aquatic Animal of India and launched the Ganges River Dolphin Conservation Programme in 1997 – a testament to its dedication to preserving this unique species.
49. Which of the following is the world’s top environmental conservation award?
[A] Gold Bear Award
[B] Gold Panda Award
[C] Gold Globe Award
[D] Gold Palms Award
Show Answer
Correct Answer: B [Gold Panda Award]
Notes:
The Gold Panda is the highest conservation award by the World Wide Fund for Nature (WWF), the leading global environmental organisation. WWF is an international non-governmental organization founded in 1961, working in the field of the wilderness preservation, and the reduction of humanity’s footprint on the environment.
50. Ningaloo Coast is a world heritage site located in which country?
[A] Australia
[B] New Zealand
[C] United States
[D] South Africa
Show Answer
Correct Answer: A [Australia]
Notes:
The Ningaloo Coast is a World Heritage Site located in Western Australia renowned for its diverse marine ecosystems and exceptional biodiversity. This 705,015 hectares site features Australia’s largest fringing coral reef, supporting over 500 fish, 250 coral, and 600 mollusc species. There have been some recent unusual sightings, including the reappearance of the short-nosed sea snake in 2015. The crystal-clear water, due to the area’s arid climate, is perfect for snorkelling and underwater diving. The coast also includes nesting sites for three species of sea turtles. This significant site has been managed through a marine park since 1987.
