Soil Resources and Pollution Assessment

What makes soil considered 'healthy'?

• Only organic material from living things
• Only sediment from rocks and minerals
• A mixture of sediment and organic material
• Large amounts of synthetic fertilizers

Which human activity has the potential benefit of making land more suitable for farming but can also harm the soil?

• Using fertilizers
• Building houses
• Creating parks
• Planting trees

Why might synthetic fertilizers be considered particularly problematic for soil health?

• They are made from natural gas
• They are too expensive
• They contain only organic materials
• They evaporate too quickly

What potential environmental risk do landfills pose?

• They take up too much space
• Pollution may seep out into surrounding soil
• They attract too many birds
• They are too expensive to maintain

How does mining affect soil resources in TWO ways according to the text?

• It creates jobs and increases property values
• It removes soil and can pollute soil with discarded materials
• It improves soil quality and helps plants grow
• It prevents erosion and adds nutrients

Which statement best describes the relationship between human needs and soil pollution?

• Human needs have no impact on soil pollution
• Human needs often lead to activities that can cause soil pollution
• Soil pollution helps meet human needs
• Human needs prevent soil pollution

What is the significance of organic material in soil?

• It makes soil look prettier
• It provides necessary nutrients for plant growth
• It makes soil easier to dig
• It keeps soil cold

How are air, water, and soil pollution similar?

• They only affect animals
• They all result from human resource usage
• They are easy to clean up
• They only occur in cities

What is the main purpose of covering trash with new soil in landfills?

• To hide the trash from view
• To create new farming land
• To prevent pollution from spreading
• To make the land more valuable

Which is a direct consequence of unhealthy soil?

• Faster plant growth
• Better crop yields
• Reduced ability for forests and crops to thrive
• Improved livestock health