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WorksheetsInvasive Species
Total questions: 12
Worksheet time: 3600secs
Name
Class
Date
1.
CENTRAL IDEA
In the section "Fence Isn't Stopping Fish," which paragraph BEST proves that the title is true?
In the section "Fence Isn't Stopping Fish," which paragraph BEST proves that the title is true?
a)
In 2011, the Army Corps increased the power of the fence's electricity. It had been concerned that the fence was too weak to stop small fish. The Corps thought that the higher electricity would be strong enough to stop all sizes of fish.
b)
The camera told a different story. Crews dropped it in the water 72 different times. Each time it captured 10 minutes of video. Entire schools of fish were recorded swimming through the fence. Of those 72 samples, the fish made it past the fence six out of every 10 times they tried.
2.
What would be another good title for the article?
a)
"Problems on Great Lakes"
b)
"Problems with electricity"
c)
"Great Lakes not protected from fish"
d)
D"Fish swim where they please"
3.
WORD MEANING & CHOICE
What is the meaning of the word "plugged" in the following sentence from the section "Some Carp Getting Through?
"Supporters of the Great Lakes want the canal physically plugged.
What is the meaning of the word "plugged" in the following sentence from the section "Some Carp Getting Through?
"Supporters of the Great Lakes want the canal physically plugged.
a)
moved over
b)
support for
c)
pushed out
d)
filled in
4.
WHAT THE TEXT SAYS
Select the paragraph from "Lives Anywhere, Eats Anything" that shows that lionfish eat a lot.
Select the paragraph from "Lives Anywhere, Eats Anything" that shows that lionfish eat a lot.
a)
Lionfish can eat anything that fits into their mouth, even fish half their own size. They eat important species, such as snapper and grouper. They’re eating so much, that scientists say some are getting too fat.
b)
They can live almost anywhere in the water. They like crevices and holes and can find them on anything from a coral head to a drilling platform to a sunken ship. Their range seems limited only by temperature — they don’t seem to go farther north than Cape Hatteras, North Carolina.
5.
WHAT THE TEXT SAYS
Which of the following sentences BEST shows the high reproduction rates of lionfish?
Which of the following sentences BEST shows the high reproduction rates of lionfish?
a)
The fish mature in a year and females can spawn every four days, pumping out 2 million eggs a year.
b)
The lionfish population exploded in the Florida Keys and the Bahamas between 2004 and 2010.
c)
"They're moving into new areas and, when they get settled, the population increases pretty quickly."
d)
Lionfish now are more common in the Bahamas than their home waters.
6.
WHAT THE TEXT SAYS
Which of the following sentences BEST shows the high reproduction rates of lionfish?
Which of the following sentences BEST shows the high reproduction rates of lionfish?
a)
The fish mature in a year and females can spawn every four days, pumping out 2 million eggs a year.
b)
The lionfish population exploded in the Florida Keys and the Bahamas between 2004 and 2010.
c)
"They're moving into new areas and, when they get settled, the population increases pretty quickly."
d)
Lionfish now are more common in the Bahamas than their home waters.
7.
PEOPLE, EVENTS & IDEAS
The article draws a connection between all of the following EXCEPT:
The article draws a connection between all of the following EXCEPT:
a)
ionfish and native prey fish populations in the Bahamas
b)
lionfish's reproduction rate and their life span
c)
lionfish population and fishing tournaments
d)
damselfish and coral reefs
8.
Great Lakes Invaders: HOW THEY GOT HERE.
Minnesota and Michigan are neighbors with the same set of invaders threatening our waterways.
Minnesota and Michigan are neighbors with the same set of invaders threatening our waterways.
a)
Ship ballast water
b)
As Bait or in live wells
c)
On hulls of watercraft
d)
All of the ways listed above
9.
Eradication of non-native species is a difficult task. Prevention is easier. Why?
a)
There are no natural diseases or predators for invaders so they grow exponentially.
b)
The species have a higher reproductive rate than native species.
c)
The species can successfully out-compete native species.
10.
Prevention is easy for the Great Lakes area. The Minnesota and Michigan DNR have regulations. there is a simple three step process.
a)
Collect, Kill and Decontaminate
b)
Clean, Drain and Dry
c)
Capture, Discard on land and Dry
d)
Wash, Rinse and Repeat
11.
The electric fence is "keeping" the Asian Carp out of the Great Lakes so far according the the Army Corp or Engineers. What potential problems will the fish pose if they get in.
a)
A physical danger to boaters
b)
They may eat too much of the base of the food chain.
c)
They may be a new source of food.
d)
A and B only
12.
Most invasive species get from their native ecosystem by:
a)
the exotic pet trade
b)
transported by human
c)
planted in landscapes
d)
all of the answers
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