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Prairie
Comeback
1)
How many of America's 60 million bison remained in 1900 after intensive
hunting throughout the 1800s?
a)
1 million
b) 100,000
c) 1,000
d) several hundred
2)What
has been attached to each bison at the Tall Grass Prairie Preserve?
Why?
3)What
happens to prairie plants after a fire?
a)
They are stimulated to grow.
b) They are killed.
c) They are unable to grow as high in the future.
d) None of these
The
Second Earth
4)
What is the main research goal of Biosphere 2?
5)
Name two ecosystems modeled in Biosphere.
6)
How does increased carbon dioxide affect corals?
7)
Why is the answer to #6 important to the world's oceans?
Raven's
World
8)
Define "biodiversity."
9)
About how many insect species are there in the world?
a)
10 million
b) 20 million
c) 100 thousand
d) 1 billion
10)
How many people in the world live on a dollar a day?
a)
25%
b) 10%
c) 5%
d) 1%
NOTE:
Only teachers may enter 100% correct quizzes into the FRONTIERS
Contest. FRONTIERS will draw one entry randomly after each program.
The selected student will receive a Walkalong
Glider, signed by Tyler
and Paul MacCready Send all correct quizzes in one envelope,
along with teacher's name, grade and course, school name and address,
where the students watched the show (home or school), and the students'
favorite segment. Mail to: FRONTIERS Quiz, Chedd-Angier Production
Company, 70 Coolidge Hill Rd., Watertown, MA 02472.
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