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 with respect to pollutants?
1. Primary pollutants re those pollutants which persist in the form in which they are added to the environment.
2. Secondary Pollutants are those which are formed by interaction among the primary pollutants.
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:
Primary pollutants re those pollutants which persist in the form in which they are added to the environment. Secondary Pollutants are those which are formed by interaction among the primary pollutants.
42. Which of the following salts is the main cause of permanent hardness of water?
[A] Magnesium sulphate
[B] Calcium Sulphate
[C] Magnesium carbonate
[D] Calcium Carbonate
Show Answer
Correct Answer: A [Magnesium sulphate]
Notes:
The simple definition of water hardness is the amount of dissolved calcium and magnesium in the water. Permanent hardness in water is due to the presence of the chlorides, nitrates and sulphates of calcium and magnesium mainly Magnesium sulphate.
43. Which of the following statements are correct regarding UNFCCC?
1) The primary goals of the UNFCCC were to stabilize greenhouse gas emissions.
2) India signed the agreement in June 1992.
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 United Nations Framework Convention on Climate Change was adopted in 1992. The primary goals of the UNFCCC were to stabilize greenhouse gas emissions. India also signed the agreement in June 1992.
44. National Tiger Conservation Authority was established in which of the following years?
[A] 2002
[B] 2004
[C] 2005
[D] 2009
Show Answer
Correct Answer: C [2005]
Notes:
Following the recommendation of the Tiger Task Force which was constituted by the Prime Minister of India, the National Tiger Conservation Authority was established in December 2005. It is a statutory body under the Ministry of Environment, Forests and Climate Change.
45. Which of the following is responsible to measures the rate of global warming?
[A] Physicist
[B] Radiologist
[C] Climatologist
[D] Astrologers
Show Answer
Correct Answer: C [Climatologist]
Notes:
Climatologists are atmospheric scientists who study the Earth’s climate. They are the ones who are responsible to measures the rate of global warming. Global warming is accelerating faster than that calculated by climatologists.
46. 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
47. 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.
48. Sub-alpine Forests are found in–
[A] Darjeeling
[B] Kalimpong
[C] Purulia
[D] Coochbehar
Show Answer
Correct Answer: A [Darjeeling ]
Notes:
Sub-alpine Forests is found in the very high reaches of North Bengal hills with an altitude between 3000m-3700m in the Northern part of Darjeeling
district. The main sites of these forests
are Sandakphu, Sabarkum, Phalut, etc.
49. Montreal Protocol is related to which of the following?
[A] Ozone layer
[B] E-waste
[C] Water pollution
[D] None of the above
Show Answer
Correct Answer: A [Ozone layer]
Notes:
The Montreal Protocol on Substances that Deplete the Ozone Layer was designed to reduce the production and consumption of ozone depleting substances in order to reduce their abundance in the atmosphere, and thereby protect the earth’s fragile ozone Layer. The original Montreal Protocol was agreed on 16 September 1987 and entered into force on 1 January 1989. In 1995, the United Nations named September 16 the International Day for the Protection of the Ozone Layer, also known as World Ozone Day.
50. Guru Ghasidas National Park is located in ______:
[A] Chhattisgarh
[B] Uttar Pradesh
[C] Madhya Pradesh
[D] Bihar
Show Answer
Correct Answer: A [Chhattisgarh]
Notes:
Guru Ghasidas National Park, formerly known as Sanjay National Park, is situated in Koriya district of Chhattisgarh. It has been named after the state’s Satnami reformist hero, Guru Ghasidas. A part of the Sanjay-Dubri Tiger Reserve, it is located in the Narmada Valley dry deciduous forests ecoregion.
