Waste management revision

The term Municipal Solid Waste (MSW) is generally used to describe:

• Wastes from industrial processes, construction and demolition debris

• Wastes from Private homes, commercial establishments and institutions

• Mining wastes

• Agricultural wastes

The most serious environmental effect posed by hazardous wastes is ……….

• Air pollution

• Contamination of groundwater

• Increased use of land for landfills.

• None of these

Problem of solid waste disposal can be reduced through…….

• Recycling

• Lesser pollution

• More timber

• Population control

Social, economical and ecological equity is the necessary condition for achieving

• Social development

• Economical development

• Sustainable development

• Ecological development

Which of the below is not an idea behind solid waste management?

• Control of waste generation

• Storage and collection

• Disposal

• Stop waste generation

There are __________ ways to treat waste thermally.

• 5

• 3

• 2

• 6

Bio-medical waste can be effectively managed by the thermal process.

• True

• False

Which gas produced in open dumps from the decomposition of biodegradable waste?

• Ethane

• Methane

• Propene

• Ethene

What is e-waste?

• Hazardous chemical waste.

• Waste from nuclear power generation

• Environmentally friendly waste.

• Obsolete electronic equipment.

Which process improves efficiency of solid waste management?

• Disposal

• Collection

• Compositing

• Processing