NRES Quiz #2

Most invasive species are introduced

A. by humans (Correct) B. by ocean currents C. by climate shifts D. by storms

Compared to the Europeans, the Woodland Culture was

A. centuries B. lacking in some ways but equal or superior in others (correct) C. divided into tribes with fixed territorial boundaries D. quite primitive

In nature, ecosystems are

A. dynamic (correct) B. unpredictable C. difficult for humans to control D. all the above

The first European to explore the St. Lawrence River was Jacques Cartier, but after 1000 miles he had to turn back because

A. encountered impassible rapids (correct) B. ran out of provisions C. the river became too narrow D. they encountered fierce resistance from the Iroquois

In recent decades, what is the primary factor has led to an exponential increase in the movement of invasive species?

A. global connectivity (correct) B. climate change C. the pet trade D. all the above

Compared to the Erie Canal, the Welland Canal

A. had more locks B. accommodated longer and wider ships (correct) C. penetrated further inland D. all the above

There were fewer alewives in Lake Erie because, compared to the other upper Lakes, it is

A. higher in elevation B. populated by more species of other fish C. warmer (correct) D. shallower (correct)

A key difference between non-native (or exotic) species and invasive species is that

A. invasives tend to cause negative environmental consequences (correct) B. invasives become established outside their historical range C. invasives are intentionally introduced D. exotic species are introduced accidentally

The lamprey moved slowly through Lake Erie because

A. it was relatively shallow B. it was relatively warm C. it lacked suitable spawning streams D. all the above (correct)

On an annual basis, the Soo Locks handle more ships and more tonnage

A. than all of the world's container ships combined B. than Erie Canal throughout its entire history C. than the Panama and Suez Canals combined (correct) D. all the above

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

A. the Lakes are relatively shallow (correct) B. the Lakes are relatively young C.the fish community in the Lakes lack top predators D. all the above

The primary mission of the early French explorers of the Great Lakes was

to establish trading posts to establish new colonies there to defeat the Spanish to find a passage to the Great South Sea and Cathay (correct)

The alewife came to dominate native fish in the Great Lakes by [mark all that are correct]

virtue of their large size preying on their young (correct) acting as a parasite outcompeting them for food (correct)

A key commercial use of the Great Lakes from the days of La Salle involves

A. tourism B. transportation (correct) C. timber harvesting D. freshwater sales

Which of the following is a Native American tribe that the French did not encounter in the Great Lakes region?

A. the Winnebagoes B. the Hurons C. the Iroquois D. the Sioux (correct)

Vernon Applegate was able to help reduce lamprey populations by focusing on

A. the lamprey's strategy for attaching to fish B. the Welland Canal C. the formation of their circular mouths D. the creeks where lampreys nest (correct)

In the scientific method, predictions are generated from hypotheses, then tested with

A. theories B. data (correct) C. computer simulations D. univariate statistics

It's thought that lampreys first entered Lake Ontario

A. through the Fox River B. through the Welland Canal C. through the Erie Canal (correct) D. through the Niagara River

Fisheries managers were surprised to learn that chinook salmon

A. were actually just bigger coho salmon B. could talk C. were not much fun for anglers to catch D. were reproducing in the wild in prodigious numbers (correct)

The scientific method is initiated

A.in college B. with a good question C. with funding D. with observations (correct)