8.3 Solid Domestic Waste

Which of the following methods is commonly used for waste management?

• Incineration

• Dumping in landfills

• Composting

• All of the above

Tags

NGSS.MS-ESS3-3

NGSS.MS-ETS1-1

NGSS.MS-ETS1-2

Why is dumping waste in communal areas problematic?

• Dumping waste in communal areas is problematic because it causes pollution, health risks, and harms the community's environment.

• It creates job opportunities for waste management.

• It provides food for local wildlife.

• It helps improve the community's aesthetics.

Tags

NGSS.MS-LS2-4

What is the role of scavenging animals in waste disposal?

• Scavenging animals help in waste disposal by consuming dead organic matter and recycling nutrients.

• Scavenging animals primarily hunt live prey for food.

• Scavenging animals are responsible for planting new trees and plants.

• Scavenging animals contribute to waste disposal by creating more waste.

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NGSS.MS-LS2-3

Why is there a trend away from using landfills in developed countries?

• There is a trend towards using landfills because they are cheaper than recycling.

• Landfills are becoming more popular due to increased waste production.

• Developed countries are investing in more landfills to manage waste efficiently.

• The trend away from using landfills in developed countries is driven by environmental concerns and a shift towards sustainable waste management.

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NGSS.MS-ESS3-3

NGSS.MS-ESS3-4

What are the environmental concerns associated with landfills?

• Landfills are a source of renewable energy without any risks.

• Environmental concerns associated with landfills include soil and water contamination, greenhouse gas emissions, risks to wildlife, and negative impacts on local communities.

• Landfills improve soil quality and promote biodiversity.

• Landfills have no impact on local air quality.

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NGSS.MS-ESS3-3

NGSS.MS-ESS3-4

What is the purpose of recycling in waste management?

• To promote single-use products

• To create more waste

• The purpose of recycling in waste management is to reduce waste, conserve resources, and minimize environmental impact.

• To increase landfill size

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NGSS.MS-PS1-3

How does composting help in waste disposal?

• Composting reduces waste volume and creates nutrient-rich soil amendment.

• Composting is only effective for plastic waste disposal.

• Composting increases waste volume and creates toxic soil.

• Composting has no impact on soil quality or nutrients.

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-5

NGSS.MS-LS1-5

What are the benefits of re-using materials?

• Increased waste generation

• The benefits of re-using materials include waste reduction, resource conservation, energy savings, cost reduction, and environmental protection.

• Limited resource availability

• Higher energy consumption

How can reducing waste production impact the environment?

• Reducing waste production has no effect on the environment.

• Higher waste production improves air quality.

• Increasing waste production leads to more job opportunities.

• Reducing waste production positively impacts the environment by decreasing pollution, conserving resources, and lowering greenhouse gas emissions.

Tags

NGSS.MS-LS2-4

What are some challenges faced by societies with poor waste management?

• Environmental pollution, public health risks, economic costs, and social issues.

• Improved public transportation systems

• Enhanced community engagement

• Increased tourism opportunities

Tags

NGSS.MS-ESS3-4