Farm Animal Manure Production and Organic Waste Degradation Quiz

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Questions and Answers

What is the main byproduct of the conversion of proteins during the degradation of organic compounds?

  • Organic acids
  • Sulfides
  • Ammonia (correct)
  • Starches

What occurs in aerobic bacterial fermentation?

  • Formation of new organic compounds
  • Multiplication of anaerobic bacteria
  • Generation of carbon dioxide and water (correct)
  • Depletion of dissolved oxygen

Why can manure rich in microbes be beneficial and harmful at the same time?

  • It depletes oxygen resources
  • It poses a threat to public health due to pathogenic microorganisms (correct)
  • It helps degrade and stabilize organic matter
  • It only contains beneficial microbes

What do biochemical oxidation reactions involving organic matter utilize?

<p>Oxygen and nutrients (D)</p> Signup and view all the answers

How does the discharge of manure with a high BOD impact the environment?

<p>Depletes natural oxygen resources (B)</p> Signup and view all the answers

What is a characteristic range for moisture content in fresh manure produced by farm animals?

<p>75-95% (C)</p> Signup and view all the answers

What is the primary duty of a professional in managing animal wastes?

<p>To highlight the major impacts of improper waste management (D)</p> Signup and view all the answers

Which of the following is a contributing factor to the increase in farm waste output?

<p>Advances in technology (C)</p> Signup and view all the answers

What does the term 'farm wastes' include?

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

Which of the following is considered a form of environmental pollution?

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

Why is manure considered a significant daily waste product from animal operations?

<p>Because it is a suspension of particles, not a solution (D)</p> Signup and view all the answers

How can animal manure be viewed in terms of its utility?

<p>As a valuable resource or an environmental pollutant (D)</p> Signup and view all the answers

What is a possible solution to reduce dust production from livestock and poultry waste?

<p>Increase animal density to allow urine to moisten the surface (B)</p> Signup and view all the answers

Which of the following is a final product of anaerobic decomposition of manure?

<p>Methane (D)</p> Signup and view all the answers

Why is ammonia a concern in relation to livestock waste?

<p>It contributes to acid rain (C)</p> Signup and view all the answers

What role does hydrogen sulfide play in the context of livestock waste?

<p>It is toxic and contributes to odor problems (A)</p> Signup and view all the answers

What is a recommended way to prevent anaerobic decomposition of manure?

<p>Keep manure away from water sources (A)</p> Signup and view all the answers

How can farms reduce odor problems associated with animal waste?

<p>Implement proper waste management practices (A)</p> Signup and view all the answers

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