Environment

Biodiversity, climate change, pollution, protected areas. Filter by topic or year.

16 questions

2022 · Question 21 · Climate Change
Among the following crops, which one is the most important anthropogenic source of both methane and nitrous oxide ?
Choose your answer(a)Cotton(b)Rice(c)Sugarcane(d)Wheat
Source: UPSC, Civil Services (Preliminary), General Studies Paper I (opens in a new tab)
2022 · Question 22 · Climate Change
“System of Rice Intensification” of cultivation, in which alternate wetting and drying of rice fields is practised, results in : 1. Reduced seed requirement 2. Reduced methane production 3. Reduced electricity consumption Select the correct answer using the code given below :
Choose your answer(a)1 and 2 only(b)2 and 3 only(c)1 and 3 only(d)1, 2 and 3
Source: UPSC, Civil Services (Preliminary), General Studies Paper I (opens in a new tab)
2022 · Question 30 · Wetlands
Consider the following pairs : Wetland/Lake | Location 1. Hokera Wetland — Punjab 2. Renuka Wetland — Himachal Pradesh 3. Rudrasagar Lake — Tripura 4. Sasthamkotta Lake — Tamil Nadu How many pairs given above are correctly matched ?
Choose your answer(a)Only one pair(b)Only two pairs(c)Only three pairs(d)All four pairs
Source: UPSC, Civil Services (Preliminary), General Studies Paper I (opens in a new tab)
2022 · Question 41 · Climate Change
“Climate Action Tracker” which monitors the emission reduction pledges of different countries is a :
Choose your answer(a)Database created by coalition of research organisations(b)Wing of “International Panel of Climate Change”(c)Committee under “United Nations Framework Convention on Climate Change”(d)Agency promoted and financed by United Nations Environment Programme and World Bank
Source: UPSC, Civil Services (Preliminary), General Studies Paper I (opens in a new tab)
2022 · Question 42 · Climate Change
Consider the following statements : 1. “The Climate Group” is an international non-profit organization that drives climate action by building large networks and runs them. 2. The International Energy Agency in partnership with the Climate Group launched a global initiative “EP100”. 3. EP100 brings together leading companies committed to driving innovation in energy efficiency and increasing competitiveness while delivering on emission reduction goals. 4. Some Indian companies are members of EP100. 5. The International Energy Agency is the Secretariat to the “Under2 Coalition”. Which of the statements given above are correct ?
Choose your answer(a)1, 2, 4 and 5(b)1, 3 and 4 only(c)2, 3 and 5 only(d)1, 2, 3, 4 and 5
Source: UPSC, Civil Services (Preliminary), General Studies Paper I (opens in a new tab)
2022 · Question 43 · Wetlands
“If rainforests and tropical forests are the lungs of the Earth, then surely wetlands function as its kidneys.” Which one of the following functions of wetlands best reflects the above statement ?
Choose your answer(a)The water cycle in wetlands involves surface runoff, subsoil percolation and evaporation.(b)Algae form the nutrient base upon which fish, crustaceans, molluscs, birds, reptiles and mammals thrive.(c)Wetlands play a vital role in maintaining sedimentation balance and soil stabilization.(d)Aquatic plants absorb heavy metals and excess nutrients.
Source: UPSC, Civil Services (Preliminary), General Studies Paper I (opens in a new tab)
2022 · Question 44 · Pollution
In the context of WHO Air Quality Guidelines, consider the following statements : 1. The 24-hour mean of PM2·5 should not exceed 15 µg/m3 and annual mean of PM2·5 should not exceed 5 µg/m3. 2. In a year, the highest levels of ozone pollution occur during the periods of inclement weather. 3. PM10 can penetrate the lung barrier and enter the bloodstream. 4. Excessive ozone in the air can trigger asthma. Which of the statements given above are correct ?
Choose your answer(a)1, 3 and 4(b)1 and 4 only(c)2, 3 and 4(d)1 and 2 only
Source: UPSC, Civil Services (Preliminary), General Studies Paper I (opens in a new tab)
2022 · Question 45 · Biodiversity
With reference to “Gucchi” sometimes mentioned in the news, consider the following statements : 1. It is a fungus. 2. It grows in some Himalayan forest areas. 3. It is commercially cultivated in the Himalayan foothills of north-eastern India. Which of the statements given above is/are correct ?
Choose your answer(a)1 only(b)3 only(c)1 and 2(d)2 and 3
Source: UPSC, Civil Services (Preliminary), General Studies Paper I (opens in a new tab)
2022 · Question 47 · Biodiversity
Which of the following is not a bird ?
Choose your answer(a)Golden Mahseer(b)Indian Nightjar(c)Spoonbill(d)White Ibis
Source: UPSC, Civil Services (Preliminary), General Studies Paper I (opens in a new tab)
2022 · Question 49 · Conservation
“Biorock technology” is talked about in which one of the following situations ?
Choose your answer(a)Restoration of damaged coral reefs(b)Development of building materials using plant residues(c)Identification of areas for exploration/extraction of shale gas(d)Providing salt licks for wild animals in forests/protected areas
Source: UPSC, Civil Services (Preliminary), General Studies Paper I (opens in a new tab)
2022 · Question 50 · Conservation
The “Miyawaki method” is well known for the :
Choose your answer(a)Promotion of commercial farming in arid and semi-arid areas(b)Development of gardens using genetically modified flora(c)Creation of mini forests in urban areas(d)Harvesting wind energy on coastal areas and on sea surfaces
Source: UPSC, Civil Services (Preliminary), General Studies Paper I (opens in a new tab)
2022 · Question 75 · Environmental Laws
Which one of the following has been constituted under the Environment (Protection) Act, 1986 ?
Choose your answer(a)Central Water Commission(b)Central Ground Water Board(c)Central Ground Water Authority(d)National Water Development Agency
Source: UPSC, Civil Services (Preliminary), General Studies Paper I (opens in a new tab)
2022 · Question 80 · Climate Change
Which one of the following best describes the term “greenwashing” ?
Choose your answer(a)Conveying a false impression that a company’s products are eco-friendly and environmentally sound(b)Non-inclusion of ecological/environmental costs in the Annual Financial Statements of a country(c)Ignoring the disastrous ecological consequences while undertaking infrastructure development(d)Making mandatory provisions for environmental costs in a government project/programme
Source: UPSC, Civil Services (Preliminary), General Studies Paper I (opens in a new tab)
2022 · Question 89 · Environmental Laws
With reference to Indian laws about wildlife protection, consider the following statements : 1. Wild animals are the sole property of the government. 2. When a wild animal is declared protected, such animal is entitled for equal protection whether it is found in protected areas or outside. 3. Apprehension of a protected wild animal becoming a danger to human life is sufficient ground for its capture or killing. Which of the statements given above is/are correct ?
Choose your answer(a)1 and 2(b)2 only(c)1 and 3(d)3 only
Source: UPSC, Civil Services (Preliminary), General Studies Paper I (opens in a new tab)
2022 · Question 90 · Biodiversity
Certain species of which one of the following organisms are well known as cultivators of fungi ?
Choose your answer(a)Ant(b)Cockroach(c)Crab(d)Spider
Source: UPSC, Civil Services (Preliminary), General Studies Paper I (opens in a new tab)
2022 · Question 100 · Pollution
Consider the following : 1. Carbon monoxide 2. Nitrogen oxide 3. Ozone 4. Sulphur dioxide Excess of which of the above in the environment is/are cause(s) of acid rain ?
Choose your answer(a)1, 2 and 3(b)2 and 4 only(c)4 only(d)1, 3 and 4
Source: UPSC, Civil Services (Preliminary), General Studies Paper I (opens in a new tab)

Among the following crops, which one is the most important anthropogenic source of both methane and nitrous oxide ?

“System of Rice Intensification” of cultivation, in which alternate wetting and drying of rice fields is practised, results in : 1. Reduced seed requirement 2. Reduced methane production 3. Reduced electricity consumption Select the correct answer using the code given below :

Consider the following pairs : Wetland/Lake | Location 1. Hokera Wetland — Punjab 2. Renuka Wetland — Himachal Pradesh 3. Rudrasagar Lake — Tripura 4. Sasthamkotta Lake — Tamil Nadu How many pairs given above are correctly matched ?

“Climate Action Tracker” which monitors the emission reduction pledges of different countries is a :

“If rainforests and tropical forests are the lungs of the Earth, then surely wetlands function as its kidneys.” Which one of the following functions of wetlands best reflects the above statement ?

With reference to “Gucchi” sometimes mentioned in the news, consider the following statements : 1. It is a fungus. 2. It grows in some Himalayan forest areas. 3. It is commercially cultivated in the Himalayan foothills of north-eastern India. Which of the statements given above is/are correct ?

Which of the following is not a bird ?

“Biorock technology” is talked about in which one of the following situations ?

The “Miyawaki method” is well known for the :

Which one of the following has been constituted under the Environment (Protection) Act, 1986 ?

Which one of the following best describes the term “greenwashing” ?

Certain species of which one of the following organisms are well known as cultivators of fungi ?

Consider the following : 1. Carbon monoxide 2. Nitrogen oxide 3. Ozone 4. Sulphur dioxide Excess of which of the above in the environment is/are cause(s) of acid rain ?