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WorksheetsARE YOU READY?
Total questions: 10
Worksheet time: 5mins
Name
Class
Date
1.
A student wrote several observations in a field notebook. They included 2 grey wolves, 5 mice, several pine trees, a large granite rock and a shallow pond. Which term best classifies all of the student's observations?
a)
a community
b)
a food chain
c)
a ecosystem
d)
a population
2.
A food chain is shown below. Which of the following changes would have the most severe consequences for this food chain?
grasses---crickets---field mice---hawks
grasses---crickets---field mice---hawks
a)
a drastic decrease in rainfall, causing drought
b)
poaching of predatory hawks by game hunters
c)
introduction of a second predator that eats field mice
d)
a parasitic infestation that reduces the cricket population
3.
Which of these organisms are most helpful in preventing Earth from being covered with the bodies of dead organisms?
a)
herbivores
b)
producers
c)
fungi and bacteria
d)
parasites
4.
Complete burning of plant material returns carbon primarily to the
a)
herbivores
b)
water
c)
vegetation
d)
atmosphere
5.
Scientist found that, over a period of 200 years, a mountain pound was transformed into a meadow. During that time, several communities were replaced by different communities. Which best explains why new communities were able to replace older communities?
a)
The original species became extint
b)
Species in the older communities died from old age
c)
The abiotic characteristics of the habitat changed
d)
Diseases that killed the older organisms died
6.
In a pound, the primary producer is a green alga, Spirogyra; the primary consumer is a crustacean, Daphina; the secondary consumer is a small fish, the bluegill;and the teritary consumer is a larger fish, the small mouth bass. What changes can be exspected in the pound if the Daphina are killed with pesticides?
a)
The Spirogyra population will probably die
b)
The bluegill population will probably increase
c)
The Daphina population will eat something else
d)
The small bass population will die
7.
What reading strategies can you use from your ELA class to help you while taking assessments in other content area?
a)
None
b)
You don't know
c)
All reading and comprehension strategies
8.
As you read the questions in this review, did unknown vocabulary keep you from answering questions?
a)
no
b)
yes
c)
maybe
9.
What organisms will be found at the bottom of an energy pyramid?
a)
herbivores
b)
carnivores
c)
autotrophs
d)
heterotrophs
10.
How much energy moves from one feeding level to the next?
a)
none
b)
one percent
c)
10 percent
d)
all
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