Environment

4 questions

• 2024 · Question 27 · Renewable Energy

  Consider the following : 1. Battery storage 2. Biomass generators 3. Fuel cells 4. Rooftop solar photovoltaic units How many of the above are considered “Distributed Energy Resources” ?

  Choose your answer

  (a)Only one(b)Only two(c)Only three(d)All four

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  Source: UPSC, Civil Services (Preliminary), General Studies Paper I (opens in a new tab)

• 2024 · Question 37 · Renewable Energy

  Which one of the following is the exhaust pipe emission from Fuel Cell Electric Vehicles, powered by hydrogen ?

  Choose your answer

  (a)Hydrogen peroxide(b)Hydronium(c)Oxygen(d)Water vapour

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  Source: UPSC, Civil Services (Preliminary), General Studies Paper I (opens in a new tab)

• 2024 · Question 38 · Renewable Energy

  Recently, the term “pumped-storage hydropower” is actually and appropriately discussed in the context of which one of the following ?

  Choose your answer

  (a)Irrigation of terraced crop fields(b)Lift irrigation of cereal crops(c)Long duration energy storage(d)Rainwater harvesting system

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  Source: UPSC, Civil Services (Preliminary), General Studies Paper I (opens in a new tab)

• 2024 · Question 46 · Renewable Energy

  Consider the following materials : 1. Agricultural residues 2. Corn grain 3. Wastewater treatment sludge 4. Wood mill waste Which of the above can be used as feedstock for producing Sustainable Aviation Fuel ?

  Choose your answer

  (a)1 and 2 only(b)3 and 4 only(c)1, 2, 3 and 4(d)1, 3 and 4 only

  Show answer

  Source: UPSC, Civil Services (Preliminary), General Studies Paper I (opens in a new tab)