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Ecology 4
Test Description: Biodiversity
Instructions: Answer all questions to get your test result.
1) Zebra mussels, an aquatic pest, came to the United States on ships from Europe during the 1980’s. They reproduce and grow so quickly that they cause major ecological changes and are driving several native species close to extinction. Zebra mussel
A
an endangered species
B
a threatened species
C
a parasite
D
an invasive species
2) Why are fossil fuels nonrenewable?
A
They exist in a very small supply
B
Their ecosystems change forever when they are burned
C
They require hundreds of millions of years to form
D
They are converted to carbon dioxide when they are burned
3) Using renewable resources while ensuring that they are not depleted is a practice called
A
subsistence hunting
B
sustainable development
C
monoculture
D
biological magnification
4) The number of different species in the biosphere is called
A
ecosystem diversity
B
genetic diversity
C
biodiversity
D
species diversity
5) Biodiversity is important to human society because it
A
provides foods and goods
B
is a natural resource
C
all of the above
D
provides medicines
6) An endangered species is
A
a diseased animal
B
a group of organisms in danger of extinction
C
a dangerous predator
D
all organisms at the top of food chains
7) All of the following are threats to biodiversity EXCEPT
A
biological magnification of toxic compounds
B
habitat fragmentation
C
invasive species
D
species preservation
8) The goals of conservation biology include all of the following EXCEPT
A
wise management of natural resources
B
introducing foreign species into new environments
C
protection of biodiversity
D
preservation of habitats and wildlife
9) A disease resulting in the deaths of one third of a dense population of bats in a cave
A
result of exponential growth
B
nutrient-limiting factor
C
density-dependant limiting factor
D
density-independant limiting factor
10) Whose the best?
A
Mr. Kuhn
B
Mr. Kuhn
C
Mr. Kuhn
D
Mr. Kuhn
*select an answer for all questions
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