Glencoe Biology

Chapter 5: Biodiversity and Conservation

Chapter Test Practice

1.
The number and abundance of species in a biological community is called ____.
A)species diversity
B)genetic diversity
C)ecosystem diversity
D)biomass
2.
According to this graph, how long does it take for a habitat to recover from acid rain?

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A)100 years
B)10 years
C)2 years
D)20 years
3.
According to this table, which statement is true?

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A)More bird species have been lost than mammal species.
B)More mammal species have been lost than invertebrate species.
C)Birds have lost a higher percentage of species than mammals.
D)Fish have lost a higher percentage of species than reptiles.
4.
An event in which a large percentage of all species become extinct is called ____.
A)biodiversity shift
B)background extinction
C)mass extinction
D)evolutionary shift
5.
An increase in population growth ____ the need for natural resources for survival.
A)prevents
B)decreases
C)increases
D)has no effect on
6.
How do beetles display genetic diversity?
A)with variations in color
B)different species in one population
C)are identical colors
D)have identical genes
7.
Materials such as minerals, soil, fuels, and clean water are called ____.
A)bioelements
B)natural resources
C)heterotrophic resources
D)habitats
8.
The idea that forests should be preserved because of their beauty refers to ____.
A)medicinal value
B)scientific value
C)direct economic value
D)aesthetic value
9.
Using organisms such as fungi to detoxify a polluted area is called ____.
A)edge effect
B)bioremediation
C)endemic treatment
D)sustainable use
10.
Using resources at a rate in which they can be replaced is called ____.
A)consumption policy
B)nonrenewable consumption
C)exploitation
D)sustainable use
11.
What activity makes trees a nonrenewable resource?
A)cutting all the trees in a forest
B)cutting one tree per square mile in a forest
C)planting new trees in an unforested area
D)preventing the spread of disease in trees
12.
What are the main factors in ecosystem diversity?
A)organisms and their genetics
B)populations and abiotic factors
C)weather and abiotic factors
D)rivers and abiotic factors
13.
What causes the edge effect in habitats?
A)eutrophication
B)destruction of habitat
C)biological magnification
D)fragmentation of habitat
14.
What is an example of a direct economic value of biodiversity?
A)diseases caused by bacteria
B)vaccines created from bacteria
C)release of oxygen by green plants
D)drinking water provided by watersheds
15.
Which organisms are affected most by biological magnification?
A)algae
B)plants
C)wolves
D)mice
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