Monocropping can reduce soil fertility over time., True, False, Throwing garbage into rivers helps keep water clean., True, False, It takes about 100–1,000 years to form just 1 cm of topsoil., True, False, Construction always improves groundwater recharge., True, False, Trees help protect soil from erosion., True, False, Deforestation increases the soil's ability to store water., True, False, Heavy machinery can compact soil., True, False, Agriculture has only negative effects on water and soil resources., True, False, Farming produces food for people., True, False, Only less than 1% of Earth's water is easily accessible fresh water.TrueOnly less than 1% of Earth's water is easily accessible fresh water., True, False, Mining can leave behind toxic tailings that permanently change soil chemistry., True, False, Fertilizers and pesticides may pollute rivers through runoff., True, False, Water covers about 71% of Earth's surface., True, False, Soil quantity refers to the amount of usable topsoil available., True, False, Overuse of chemicals in farming can kill beneficial microbes and change soil pH., True, False, Over-irrigation can lower groundwater levels., True, False, Soil is important for growing plants., True, False, Acid mine drainage can poison soil and nearby areas., True, False, Paved roads and buildings reduce groundwater recharge because they prevent rainwater from soaking into the ground., True, False, Leachate is a toxic liquid that can contaminate groundwater., True, False

Activity

af
Trykke
Integrere

Rangliste

Visuel stil

Indstillinger

Skift skabelon

Gendan automatisk gemt: ?