Environment & Biodiversity MCQs
Environment, Ecology & Biodiversity Multiple choice questions for GK paper in SSC, NDA, CDS, UPSC, UPPSC and State PSC Examinations.
41. The United Nations Framework Convention on Climate Change was adopted in which of the following year?
[A] 1991
[B] 1992
[C] 1993
[D] 1994
Show Answer
Correct Answer: B [1992]
Notes:
The United Nations Framework Convention on Climate Change is an international environmental treaty that was adopted on 9 May 1992. It was opened for signature at the Earth Summit in Rio de Janeiro and entered into force in 1994.
42. In which of the following industries, Hydrofluorocarbons are used?
1) Refrigerants
2) Aerosol propellants
3) Fire retardants
Select the correct option from the codes given below:
[A] Only 1
[B] Only 2 & 3
[C] Only 1 & 3
[D] 1, 2 & 3
Show Answer
Correct Answer: D [1, 2 & 3]
Notes:
Hydrofluorocarbons are organic compounds that contain fluorine and hydrogen atoms. They are also called as HFC’s and posses a great threat to the environment. Some of the industries which use HFC’s are refrigerants, aerosol propellants, solvents, and fire retardants.
43. Which of the following is/are the impact of Climate change on Agriculture and food security?
1) Climate Change can affect crop yield
2) Arable land along the coastlines will be reduced as a result of rising sea levels.
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:
Climate change poses a great threat to Agriculture and food security as Climate Change can affect crop yield as well as the types
of crops that can be grown in certain areas. It can also affect the Arable land present along the coastlines as the land will be reduced as a result of rising sea levels.
44. Which of the following are the branches of sustainability?
1. the environment
2. the needs of present and future generations
3. the economy
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:
The branches of sustainability include the environment, the needs of present and future generations and the economy. Sustainable development is the type of development that meets the needs of the present generations without compromising the ability of future generations to meet their own needs.
45. Which of the following instrument is used to record the earthquake wave?
[A] Hydrograph
[B] Seismograph
[C] Richter scale
[D] Pycnometer
Show Answer
Correct Answer: B [Seismograph]
Notes:
A seismograph which is also called as a seismometer, is an instrument which is used to detect and record the earthquake waves. The first seismograph was invented in 132 A.D.
46. Which of the following statements are correct regrading Biopiracy?
1. It refers to the theft of genetic materials especially plants and other biological materials by the process of patent.
2. It is a situation where indigenous knowledge of nature, originating with indigenous people, is
exploited for commercial gain without permission and compensation.
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:
Biopiracy refers to the theft of genetic materials especially plants and other biological materials by the process of patent. It is a situation where indigenous knowledge of nature, originating with indigenous people, is exploited for commercial gain without permission and compensation.
47. Which are the most common vegetation of Mangroves?
[A] Kewra bushes
[B] Litchi plants
[C] Tulsi plants
[D] Varenima bushes
Show Answer
Correct Answer: A [Kewra bushes]
Notes:
Kewra or keya bushes are also the most common vegetation
of these forests, which grow in clumps
or group. Kewra is widely utilized as a plantation species to create a shelter belt along the coastal areas and offshore islands of Bangladesh.
48. In which of the following states of India is Manas National Park situated?
[A] Assam
[B] Sikkim
[C] Odisha
[D] West Bengal
Show Answer
Correct Answer: A [Assam]
Notes:
Manas National Park is located in the Himalayan foothills of Assam. It is also a UNESCO Natural World Heritage site, a Project Tiger Reserve, and Elephant Reserve. It is contiguous with the Royal Manas National Park in Bhutan. Manas is famous for its population of the wild water buffalo.
49. The term ‘Ecological sanitation’ is associated with:
[A] Plastic Waste
[B] Human excreta
[C] Air Pollution
[D] Vultures
Show Answer
Correct Answer: B [Human excreta]
Notes:
Ecological sanitation is a sustainable system for handling human excreta, using dry composting toilets. This is a practical, hygienic, efficient and cost-effective solution to human waste disposal. With this composting method, human excreta can be recycled into a resource (as natural fertiliser), which reduces the need for chemical fertilisers.
50. In which country would you find the Okavango Delta, a sanctuary for endangered species such as cheetahs, black and white rhinoceros, and African wild dogs?
[A] Botswana
[B] South Africa
[C] Namibia
[D] Zimbabwe
Show Answer
Correct Answer: A [Botswana]
Notes:
The Okavango Delta in Botswana was inscribed as the 1000th UNESCO World Heritage Site in 2014. This inland delta, formed by the Okavango River, spans 6-15,000 square kilometers undergoing seasonal flooding. It is a refuge for over 260,000 mammals and 400 bird species, including endangered species. The delta’s unique ecosystem provides a source of fresh water, food, and job opportunities through tourism while supporting indigenous communities. Ensuring biodiversity and sustainable livelihoods is the focus of the 2008 Okavango Delta Management Plan. With over 150,000 islands, Chief’s Island is the largest, demonstrating the delta’s exceptional natural beauty and ecological significance.
