Conserving Earth Article Quiz

Which of the following is NOT considered a natural resource?

• Air

• Plastic

• Soil

• Water

What is the definition of conservation?

• Wasting natural resources

• Carefully managing natural resources for current and future benefit

• Depleting natural resources

• Ignoring the needs of animals

What is an example of a renewable resource?

• Fossil fuels

• Large trees

• Air

• Plastic

What percentage of forests on Earth are located in the tropics?

• Less than 10%

• About 20%

• About 50%

• About 80%

What is one way deforestation affects the environment?

• Decreases soil erosion

• Reduces greenhouse gas emissions

• Increases wildlife habitats

• Releases greenhouse gases and increases soil erosion

What is an example of a tropical forest product mentioned in the article?

• Maple syrup

• Teak wood

• Pine nuts

• Oak leaves

Sustainable forestry practices involve:

• Clearcutting forests

• Leaving no trees to decay naturally

• Using low-impact logging practices

• Removing all high-value trees

Soil erosion increases when farmers:

• Practice monoculture

• Engage in contour strip cropping

• Leave some trees standing

• Avoid plowing up and down hills

What is biodiversity?

• The variety of living things on Earth

• The number of fossil fuels available

• The amount of water in oceans

• The number of minerals in the soil

How does deforestation impact biodiversity?

• Increases biodiversity

• Has no effect on biodiversity

• Decreases biodiversity

• Helps protect endangered species