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WorksheetsEcology 3 Test Review
Total questions: 25
Worksheet time: 14mins
The removal of coral reefs by people is an example of habitat ______.
fragmentation
loss
degradation
preservation
Habitat fragmentation often leads to _______.
increased species diversity
larger habitats for species
decreased species diversity
an increased food supply for species
All of the following are threats to biodiversity EXCEPT
increase of toxic compounds
habitat fragmentation
invasive species
species preservation
The goals of conservation biology include all of the following EXCEPT
wise management of resources
protection and management of individual species
preservation of habitats and wildlife
introducing exotic (invasive) species into a new environment
Acid Rain changes the pH of soil, killing some trees. This is an example of ________
Habitat fragmentation
global warming problems
habitat degredation
exotic/invasive species
What is an example of a renewable resource?
water
oil
coal
old growth forest
Renewable sources of energy...
can replenish themselves naturally
must be created in laboratories
are manufactured from fossil fuels
were never used until the 20th century
Which of the following is NOT a major source of freshwater pollution?
sewage
runoff of fertilizers and pesticides
smog
oil from oil spills
Plants and animals that have migrated to places where they are not native are called _______.
invasive species
endangered species
threatened species
extinct species
The disappearance of a species from all parts of its geographical range is called ________.
nonrenewable resources
pollutants
habitat degradation
extinction
Sulfur and nitrogen compounds in air pollution combine with water to form ______.
chlorofluorocarbons
acid precipitation
smog
fog
Air, water forest and fish are all ______ resources
nonrenewable
renewable
All the different types of living things on the planet is called...
Biodiversity
Biology
Ecology
Ecodiversity
What is pollution?
The addition of unwanted material to an environment
The addition of wanted material to an environment
The removal of unwanted material from an environment
The removal of wanted material from an environment
Which of the following will NOT reduce biodiversity?
Habitat loss
Pollution
Climate change
Conservation
a species that is not native to a particular region
endemic
exotic
endangered
extinct
a species at risk, but not yet endangered
endangered
exotic
endemic
threatened
What is "overfishing"?
Fishing out of season
Catching fish faster than they can replenish
Catching fish from the top of the food chain
Catching more fish than what people eat
What percentage of the world's fish are currently overfished?
10%
33%
65%
100%
What is conservation?
Saving natural resources.
Watching television throughout the day.
Using natural and human resources.
Leaving the watering running.
The example of non-renewable resources is ...
Water
Coal
Wind
Forest
