WorksheetsBiodiversity
Total questions: 21
Worksheet time: 18mins
What is a keystone species?
A species on the brink of extinction
A species found in Pennsylvania only
A species critical to the functioning of an ecosystem
A species that is no longer found on Earth
Which of the following is NOT a type of ecosystem service?
Direct
Moral
Indirect
Aesthetic
What are the three levels that biodiversity can be measured at? (be sure to pick three answers!)
Genetic
Species
Population
Ecosystem
What is an invasive species?
A native species to Ecuador
A non-native species that causes harm to an ecosystem
A species that has a declining population
A species that is critical to the function of an ecosystem
How do humans cause extinctions and lowered biodiversity?
By preserving habitats
Deforestation used to build human communities
By storing genetic material of endangered species
By eliminating invasive species
An area that has a high amount of endemic species and has lost a large portion of its native vegetation is known as a biodiversity (a) .
Illegal hunting, fishing, harvesting, and trade of wildlife is known as....
Poaching
Captive breeding
Preservation
Protection
Which of the following leads to a decrease in biodiversity?
introduction of invasive species
prevention of erosion
ecological land use planning
pollution control
Law of the 70's that protects endangered species in the U.S.
Endangered Species Act
CITES
Lacey Act
One Act Plays
When did Congress pass the Endangered Species Act?
1885
1973
1983
What human activities have influenced recent extinction events?
habitat destruction
poaching
introducing invasive species
all of these
Where are most biodiversity hotspots located?
in the arctic
in hot and wet biomes
cities and developed areas
deserts
which type of protective measure can be used in a mass emergency situation where many species are endangered or extinct?
habitat protection
gene storage
pollution control
sustainable alternatives
what is an endemic species?
a non-native species that causes harm to an environment
a species that is not found anywhere but one location
a species that plays a critical role in the functioning of an ecosystem
a species that lives inside of trees
what is a trophic cascade?
a domino effect down a food pyramid
a species' movement up the food chain
the introduction of an endemic species
what is the living planet report?
an article about the pollution levels in PA
a health-check on how the natural world is doing
a list of extinct species
what is biodiversity?
the multiple races of the human species
the population size of a specific species
a variety of different species of plants, animals, insects, and more
a list of endangered species
What is the Convention on International Trade in Endangered Species (CITES)?
A yearly convention to see the updated list of endangered species
An agreement between multiple countries to limit illegal hunting and trade of endangered species
A US-only agreement on limiting poaching of endangered species
