NRES Quiz #2
The lamprey moved slowly through Lake Erie because
(A. it was relatively shallow B. it was relatively warm C. it lacked suitable spawning streams ) all the above (correct)
Compared to the Erie Canal, the Welland Canal
accommodated longer and wider ships
In the scientific method, predictions are generated from hypotheses, then tested with
data
In nature, ecosystems are
dynamic
The first European to explore the St. Lawrence River was Jacques Cartier, but after 1000 miles he had to turn back because
encountered impassible rapids
In recent decades, what is the primary factor has led to an exponential increase in the movement of invasive species?
global connectivity
A key difference between non-native (or exotic) species and invasive species is that
invasives tend to cause negative environmental consequences
Compared to the Europeans, the Woodland Culture was
lacking in some ways but equal or superior in others
The alewife came to dominate native fish in the Great Lakes by [mark all that are correct]
preying on their young, outcompeting them for food
On an annual basis, the Soo Locks handle more ships and more tonnage
than the Panama and Suez Canals combined
There have been a number of unintended environmental consequences that have adversely affected the Lakes once they were connected to one another and to the Atlantic Ocean. The reason is that
the Lakes are relatively shallow
Which of the following is a Native American tribe that the French did not encounter in the Great Lakes region?
the Sioux (correct)
Vernon Applegate was able to help reduce lamprey populations by focusing on
the creeks where lampreys nest
It's thought that lampreys first entered Lake Ontario
through the Erie Canal
The primary mission of the early French explorers of the Great Lakes was
to find a passage to the Great South Sea and Cathay (correct)
A key commercial use of the Great Lakes from the days of La Salle involves
transportation
There were fewer alewives in Lake Erie because, compared to the other upper Lakes, it is
warmer, shallower
Fisheries managers were surprised to learn that chinook salmon
were reproducing in the wild in prodigious numbers
The scientific method is initiated
with observations
Most invasive species are introduced
by humans