Biogas Paper2024 test

What does OFMSW stand for?

• Organic Farming Municipal Solid Waste

• Organic Fraction of Municipal Solid Wastes

• Official Federation of Solid Waste Management

• Operational Framework for Municipal Solid Wastes

Which element's concentration is highly sensitive to pH variations, affecting AD?

• Carbon

• Nitrogen

• Zinc

• Iron

What is the effect of high lipid content on hydrolysis in AD?

• Acceleration

• Deceleration

• No impact

• Immediate completion

What inhibitory effect can high protein content have on the AD process?

• Decrease in pH

• Increase in oxygen levels

• Ammonia inhibition

• Enhanced VFAs production

How can the AD process be optimized?

• Increasing the amount of inorganic waste

• Decreasing the temperature

• Adjusting the C/N ratio

• Reducing the microbial population

What challenge does lignocellulose present in AD?

• It enhances methane production

• It is easily biodegradable

• It is hard to degrade

• It reduces VFA accumulation

What challenge is associated with high concentrations of lipids in AD?

• Enhanced hydrolysis

• Reduced toxicity

• Toxicity from LCFAs

• Increased stability

How can ammonia inhibition be mitigated in AD processes?

• By increasing the amount of protein-rich waste

• By reducing the temperature of the digestion process

• By adding biochar or adjusting pH levels

• By decreasing the microbial population

Which component significantly affects the microbial community in anaerobic digestion?

• Plastic content

• Composition

• Metal fragments

• Water content

What does AD stand for?

• Advanced Decomposition

• Anaerobic Digestion

• Aerobic Digestion

• Automated Detoxification