ENV528 - Revision for Test 2

Barriers to using wastes as raw materials except:

• Lack of cooperation

• Lack of a recycling infrastructure

• Regulatory barriers

• Technological limitations

• Lack of data

If wastewater is reused, then total water demand and effluent treatment load can be lowered.

• True

• False

____ is a biological term referring to ‘a close sustained living together of two species or kinds of organisms’.

• Waste exchange

• Symbiosis

• Effluent treatment

• Combustion

____ is the accumulation and deposition of rainwater for reuse on-site, rather than allowing it to run off.

• Groundwater recharge

• Water reserves

• Rainwater harvesting

Greater nutritional value for crops and gardens is one of the importance of rainwater harvesting.

• True

• False

Rainwater harvesting will reduce cost from the use of centralized utility system.

• True

• False

____ is a model to facilitate the description and analysis of the flows of the materials and energy within cities, such as undertaken in a material flow analysis of a city.

• Circular metabolism

• Urban biogeochemistry

• Urban metabolism

• Urban bio-social processes

An urban metabolism resembles a natural ecosystem with efficient consumption, recycling and reuse of resource flows.

• True

• False

Dematerialization is one of a tool to address sustainable development challenges and the requirements to achieve.

• True

• False

Choose two (2) hazardous waste streams approved by DOE.

• SW207

• SW302

• SW101

• SW104