Forests Quiz

What is the technical definition of a forest?

• An ecosystem dominated by trees with a tree-canopy cover of at least 10 percent

• An ecosystem dominated by trees with a tree-canopy cover of at least 50 percent

• An ecosystem dominated by trees with a tree-canopy cover of at least 5 percent

• An ecosystem dominated by trees with a tree-canopy cover of at least 20 percent

Which type of forest covers the largest area worldwide?

• Boreal forests

• Temperate forests

• Deciduous forests

• Tropical forests

Where are tropical rain forests primarily found?

• Chile, Argentina, South Africa, and Australia

• Central and South America, central and western Africa, eastern Madagascar, Southeast Asia, New Guinea, and northeastern Australia

• Norway, Sweden, Russia, Alaska, and Canada

• Europe, China, Japan, and North America

Which biome contains the largest and oldest organisms?

• Temperate forests

• Tropical forests

• Boreal forests

• Deciduous forests

What is a major disturbance in temperate forests?

• Earthquake

• Hurricane

• Flood

• Fire

What percentage of the world's forests are temperate forests?

• 11 percent

• 33 percent

• 80 percent

• 56 percent

What is the main cause of deforestation?

• Tree harvesting for firewood

• Tree harvesting for wood or paper pulp

• Clearing for agriculture or livestock production

• Urban development

Which region has the highest rate of deforestation in the Amazon forest?

• Livestock pastures or soybean production

• Logging

• Tourism

• Mining

What is the estimated global rate of deforestation?

• 130,000 square kilometers per year

• 50,000 square kilometers per year

• 10,000 square kilometers per year

• 200,000 square kilometers per year

What is the major human impact on the world's forests?

• Fire suppression

• Deforestation

• Acid rain

• Global warming