Biogas Production and Upgrading

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Questions and Answers

What is the primary application of anaerobic digestion in the renewable energy field?

  • Waste management in industrial settings
  • Production of nutrient-rich fertilizer
  • Biofuel synthesis for transportation
  • Biogas production for energy generation (correct)

What is the optimal temperature range for mesophilic digestion?

  • 49-57°C
  • 40-45°C
  • 20-30°C
  • 30-38°C (correct)

What is the primary product of anaerobic digestion used for energy production?

  • Fertilizer
  • Biogas (correct)
  • Biomethane
  • Biofuel

What is the primary microorganism present in thermophilic digestion?

<p>Thermophiles (C)</p> Signup and view all the answers

What is the final stage of anaerobic digestion?

<p>Methanogenesis (B)</p> Signup and view all the answers

What is the byproduct of anaerobic digestion used as fertilizer?

<p>Digestate (C)</p> Signup and view all the answers

What is the primary benefit of anaerobic digestion in waste management?

<p>Reducing waste volume (A)</p> Signup and view all the answers

What is the primary advantage of thermophilic digestion over mesophilic digestion?

<p>Improved pathogen removal (B)</p> Signup and view all the answers

What is the primary challenge in biogas upgrading methods?

<p>Removing carbon dioxide (A)</p> Signup and view all the answers

What is the primary application of biomass energy in industrial settings?

<p>Heat and power generation (D)</p> Signup and view all the answers

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