In the context of WHO Air Quality Guidelines, consider the following statements: The 24-hour mean of PM2.5should not exceed 15 µg/m³ and annual mean of PM2.5should not exceed 5 µg/m3. In a year, the highest levels of ozone pollution occur during the periods of inclement weather. PM10can penetrate the lung barrier and enter the bloodstream. Excessive ozone in the air can trigger asthma. Which of the statements given above are correct?
In the context of WHO Air Quality Guidelines, consider the following statements: The 24-hour mean of PM2.5should not exceed 15 µg/m³ and annual mean of PM2.5should not exceed 5 µg/m3. In a year, the highest levels of ozone pollution occur during the periods of inclement weather. PM10can penetrate the lung barrier and enter the bloodstream. […]
“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?
“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? [UPSC Civil Services Exam – 2022 Prelims] (a) The water cycle in wetlands involves surface runoff subsoil percolation and evaporation. (b) Algae form the […]
“Climate Action Tracker” which monitors the emission reduction pledges of different countries is a:
“Climate Action Tracker” which monitors the emission reduction pledges of different countries is a: [UPSC Civil Services Exam – 2022 Prelims] (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 […]
Which one of the following best describes the term “greenwashing”?
Which one of the following best describes the term “greenwashing”? [UPSC Civil Services Exam – 2022 Prelims] (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. […]
Which one of the following has been constituted under the Environment (Protection) Act, 1986?
Which one of the following has been constituted under the Environment (Protection) Act, 1986? [UPSC Civil Services Exam – 2022 Prelims] (a) Central Water Commission (b) Central Ground Water Board (c) Central Ground Water Authority (d) National Water Development Agency Answer: (c) Explanation: Central Ground Water Authority has been constituted under Section 3 (3) of […]
Certain species of which one of the following organisms are well known as cultivators of fungi?
Certain species of which one of the following organisms are well known as cultivators of fungi? [UPSC Civil Services Exam – 2022 Prelims] (a) Ant (b) Cockroach (c) Crab (d) Spider Answer: (a) Explanation: Fungus-growing ants (Attini) are in reality unique fungus-culturing insects. There are several hundred species in some dozen genera, of which Acromyrmex […]
With reference to Indian laws about wildlife protection, consider the following statements: Wild animals are the sole property of the government. When a wild animal is declared protected, such animal is entitled for equal protection whether it is found in protected areas or outside. 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?
With reference to Indian laws about wildlife protection, consider the following statements: Wild animals are the sole property of the government. When a wild animal is declared protected, such animal is entitled for equal protection whether it is found in protected areas or outside. Apprehension of a protected wild animal becoming a danger to human […]
