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- 1. Multiple ChoiceWhich of these is one cause of deforestation?UrbanizationBuying a chirstmas tree during the holidaysOverbreeding birds in the wildCutting down the tree in your backyard
- 2. Multiple ChoiceWhat is urbanization?Process of making an aread more city-likeProcess of making an area more country-likeTearing down a large shopping mallMoving to an urban area
- 3. Multiple ChoiceWhat is deforestation?Clearing Earth's forests on a massive scaleEating too much vegetablesGoing to a forest and pulling weedsClearing the five trees in my backyard
- 4. Multiple ChoiceDeforestation is caused byagriculture activitiessnakesbanksschools
- 5. Multiple ChoiceHow much forest is lost every minute?20 football fields20 feet20 centimenters20 inches
- 6. Multiple ChoiceDeforestation has an affect on the water cycletruefalse
- 7. Multiple Choice
Deforestation causes an increase in atmospheric carbon dioxide
true
false
- 8. Multiple Choice
what is the leading cause of deforestation?DiseasesHousing marketAgriculture and FarmingPaper mill - 9. Multiple ChoiceWhat does deforestation effect?Plants and animalsOur biosphereHumansAll of the above
- 10. Multiple ChoiceWhat are the effects of deforestation ?loss of habitatincreased green house gassessoil erosion and floodingall of the above
- 11. Multiple ChoiceWidespread deforestation is a major factor in causing which ecological process?famineerosionmonsoonstornadoes
- 12. Multiple ChoiceThe cutting down of selected trees in a forest so the growth of other trees is not affected.Selective CuttingControlled BurnThinningClear Cutting
- 13. Multiple ChoiceDoes deforestation contribute to global warming?No, trees aren't that importantSometimes because only the cutting down of Maple trees contributes to global warmingNo, deforestation adds methane to the atmosphere, which makes the Earth coolerYes; less trees means less CO2 is turned into oxygen.
- 14. Multiple Choice
"Clear-cutting" a forest means
forest environments do not remain intact
the cutting is not balanced by planting new trees
forest resources are not being carefully managed
all of the above
- 15. Multiple Choice
what are people doing to counter deforestation?
the US stopped foreign wood products form entering the country.
they passes laws to protects endangers wild life therefore protecting the forest they live in
the US created animal shelters for endangered wild life.
- 16. Multiple Choice
Which of these will reduce deforestation
Recycle as much paper as possible
Stop paying third world countries to produce more biofuel crops
Replant sapling immediately trees have been cleared
All the above
- 17. Multiple Choice
Why are peat bogs important.
They look good
They are an important nitrate sink,containing more ‘locked-away’ nitrates than the Earth’s forests.
They are an important carbon sink,containing more ‘locked-away’ carbon than the Earth’s forests.
The dark colour helps provide warmth for birds
- 18. Multiple ChoiceWhy does cutting down trees increase global warming?trees soak up carbon dioxidetrees provide shade which counteracts global warmingtrees absorbs the sun's energy without radiating back into the atmospheretrees drain greenhouse gases like methane from soil
- 19. Multiple Choice
In 2005, the government of Brazil released information showing that over 10,000 square miles of the Amazon rain forest had been destroyed. Cattle ranching is the leading cause of deforestation reported by the Brazilian government. What will most likely be the immediate result of deforestation in the Amazon rain forest?
a decrease in the use of alternative energy
an increase in biodiversity in the region
a decrease in the rate of soil erosion
an increase in atmospheric carbon dioxide
- 20. Multiple Choice
As part of a study of the effects of urbanization, local scientists have taken many data samples over the course of 20 years. The scientists detected increases in local soil erosion, carbon dioxide levels, and air temperatures. What most likely caused these changes?
deforestation of woodlands
decreased water quality
altered water flow
erosion of topsoil
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