WorksheetsC10-Sustaining Terrestrial Ecosystems
Total questions: 5
Worksheet time: 3mins
Name
Class
Date
1.
What are major threats to forest ecosystems
a)
Unsustainable cutting and burning of forests
b)
Disease and insects
c)
Suburban Development
d)
All are threats
2.
How should we manage and sustain forests?
a)
Emphasize the economic value of their ecosystem services
b)
protect old growth forests and remove government subsides that hasten their destruction
c)
all are great ideas
d)
harvest trees no faster than they can replenish.
3.
How should we manage and sustain grasslands?
a)
reduce free grazing by livestock and restoring grasslands
b)
encouraging use of grasslands for recreation areas
c)
encourage tax credits for using grasslands for livestock
d)
replenish the wild horse populations on grasslands.
4.
How should manager and sustain parks and nature reserves?
a)
create much more national park land with federal laws that permanently protect the parks
b)
elect politicians that support national parks land preservation
c)
donate money to national parks
d)
plant our favorite flowers in national parks
5.
What is the ecosystem approach to sustaining biodiversity and ecosystem services?
a)
restore damaged ecosystems
b)
identify and protect biodiversity hot spots
c)
using ecological reconciliation
d)
all are good ideas
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