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 Formaldehyde?
1. It is a colorless and strong-smelling gas.
2. It leads to irritation in the eyes, nose and allergies.
3. It is used in carpets, particle boards, and insulation foam.
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:
Formaldehyde is a colorless and strong-smelling gas. It leads to irritation in the eyes, nose and allergies. It is used in carpets, particle boards, and insulation foam. It is made of made of hydrogen, oxygen and carbon.
42. Central Zoo Authority was established in which of the following years?
[A] 1991
[B] 1992
[C] 1993
[D] 1994
Show Answer
Correct Answer: B [1992]
Notes:
The Central Zoo Authority was established as a statutory body under the Ministry of Environment & Forests and climate change by the Government of India in the year 1992. It is responsible for oversight of zoos.
43. Which of the following human activity has influenced global warming?
[A] By causing changing in gravitational force
[B] By planting more trees
[C] By changing the radiative balance governing the Earth
[D] By protecting environment
Show Answer
Correct Answer: C [By changing the radiative balance governing the Earth]
Notes:
Different Human activities ranging from the burning of fossil fuels to cutting of trees has influenced global surface temperature by changing the radiative balance governing the Earth on various timescales.
44. Emissions Gap Report is published by which of the following organisation?
[A] WMO
[B] UNEP
[C] IPCC
[D] UNFCCC
Show Answer
Correct Answer: B [UNEP]
Notes:
The Emissions Gap Report is released by the United Nations Environment Programme also called as UNEP. According to the Emissions Gap Report, India is the fourth-largest emitter of Green House Gases (GHGs).
45. Which of the following are the dimensions for adaptation and mitigation under National Mission for Sustainable Agriculture?
1. Water Efficiency
2. Pest Management
3. Agricultural Insurance
4. Access to Information
Select the correct option from the codes given below:
[A] Only 1, 2 & 3
[B] Only 2, 3 & 4
[C] Only 1, 3 & 4
[D] 1, 2, 3 & 4
Show Answer
Correct Answer: D [1, 2, 3 & 4]
Notes:
The dimensions for adaptation and mitigation under National Mission for Sustainable Agriculture are as follows: 1. Improved Crop Seeds, Livestock and Fish Culture, 2. Pest Management, 3. Water Efficiency, 4. Improved Farm Practices, 5. Nutrient Management, 6. Agricultural Insurance, 7. Credit Support, 8. Markets, 9. Livelihood Diversification and 10. Access to Information
46. The Adaptation Fund is supervised and managed by which of the following?
[A] U.N. security council
[B] United Nations Framework Convention on Climate Change
[C] Adaptation Fund Board
[D] World Bank
Show Answer
Correct Answer: C [Adaptation Fund Board]
Notes:
The Adaptation Fund was set up to finance the projects and programs aimed at helping developing countries to adapt to the harmful effects of climate change. The Adaptation Fund is supervised and managed by the Adaptation Fund Board (AFB).
47. The Ozone-Depleting Substances (ODS) are found in which of the following layer of atmosphere ?
[A] Troposphere
[B] Stratosphere
[C] Mesosphere
[D] Ionosphere
Show Answer
Correct Answer: B [Stratosphere]
Notes:
The Ozone-Depleting Substances are Chlorofluorocarbons, HCFCs and Halons which are responsible for the depletion of ozone layer. These substances when transferred to Stratosphere cause the depletion of ozone layer.
48. Which of the followings is an example of Montane Wet Temperate Forests?
[A] Maple
[B] Hogla
[C] Cocnut
[D] All of the above
Show Answer
Correct Answer: A [Maple]
Notes:
Montane Wet Temperate Forests is found in upper
reaches of North Bengal hills with an
altitude between 1650 m-3000 m. The main sites of these forests are Selimbong, Kankibong, Little Rangit,
Lopchu, Mahaldiram, Paglajhora, etc
in the districts of Darjeeling and
Kalimpong. The species commonly found in these forests are oak, maple,
pine, fir, deodar and spruce.
49. Which among the following is an Abiotic component of environment?
[A] Water
[B] Parasites
[C] Green plants
[D] Non-Green plants
Show Answer
Correct Answer: A [Water]
Notes:
In ecology, abiotic components are non-living chemical and physical parts of the environment that affect living organisms and the functioning of ecosystems. Abiotic components include water, light, radiation, temperature, humidity, atmosphere, and soil.
50. Green House Effect means _____:
[A] Cultivation of crops in green house to conserve heat
[B] Trapping of solar energy due to carbon dioxide gases
[C] Trapping of solar energy by earth upper surface
[D] Increase of heat due to atmospheric pollution
Show Answer
Correct Answer: B [Trapping of solar energy due to carbon dioxide gases]
Notes:
Green House Effect is a process by which thermal radiation from a planetary surface is absorbed by atmospheric green house gases and is re-radiated in all directions. It results an increase in average temp of the planet.
