Environmental Science Land Use and Soil 2

Question 1

What is urban heat island effect?

Accepted Answer

Higher temperatures in urban areas due to impervious surfaces and waste heat

Answer

Flooding caused by paved surfaces in cities

Answer

Air pollution trapped over cities

Answer

Increased wind speeds in urban canyons

Question 2

Which conservation tillage practice involves planting directly into previous crop residue without plowing?

Accepted Answer

No-till farming

Answer

Contour plowing

Answer

Strip cropping

Answer

Terracing

Question 3

What is a brownfield site?

Accepted Answer

Abandoned or underused industrial property with potential contamination

Answer

Agricultural land left fallow for a season

Answer

A wetland converted to farmland

Answer

A strip-mined area undergoing reclamation

Question 4

Which farming system integrates trees and shrubs with crops or livestock for ecological and economic benefits?

Accepted Answer

Agroforestry

Answer

Monoculture

Answer

Hydroponics

Answer

Aquaculture

Question 5

What is the primary purpose of the U.S. Conservation Reserve Program (CRP)?

Accepted Answer

Paying farmers to remove highly erodible land from production

Answer

Subsidizing organic farming transitions

Answer

Funding irrigation infrastructure

Answer

Protecting wetlands from drainage

Question 6

What is soil erosion's most significant agricultural impact?

Accepted Answer

Loss of nutrient-rich topsoil reducing crop productivity

Answer

Increased soil pH

Answer

Increased soil water retention

Answer

Improved soil aeration