NEW
Font size
WorksheetsBiodiversity
Total questions: 25
Worksheet time: 13mins
Rural =
country
city
What is biodiversity?
all the biomes combined
the variety of species on Earth
all biotic factors
the population of an ecosystem
An invasive species is a
new generation of a species of animals
a native species which benefits an ecosystem
a non-native species which could pose a threat to existing ecosystems
a diverse community within an ecosystem
Suburban =
big city
farm town
residential area outside of a large city
habitat for an invasive species
Cutting down a large number of trees is
forestation
helpful in creating new habitats for existing species
deforestation
happening in urban areas
A species that no longer exists is
endangered
thriving
extinct
cats
Changes in an ecosystem that are predictable over time are
decreasing
succession
increasing
none of the above
The movement of organisms is
stagnant
dispersal
colorful
dynamic
In which areas have humans changed the most from their natural state?
rural
urban
suburban
farm/country
Changes where an ecosystem is disturbed, possibly from human impact, are considered
primary succession
tertiary consumers
secondary succession
producers
A living factor in a ecosystem is a
abiotic factor
biotic factor
Damaging land through urbanization and construction are considered
air pollution
land degradation
recycling
improvements
The definition of succession is
changes only to one population
hereditary traits
habitat destruction
predictable changes in an ecosystem over time
Potable water is
safe to drink
polluted
sewage
bottled water only
What type of rain harms structures, fish, and plants?
freezing
heavy
acid
monsoons
Changes where no soil or organisms exists can be explained as
secondary succession
biomes
primary succession
tropical
Soil, water, air, temperature, and sunlight are all examples of
abiotic factors
biotic factors
organisms
species
Organisms can be __________ by wind, water, and other organisms.
left behind
potable
dispersed
degraded
Species that threaten biodiversity and can carry diseases are
native
symbiotic
invasive
sickly
Using less energy and fossil fuels would be considered
deforestation
recycling
using more non-renewable resources
conservation
When rural areas become more urban, pollution
increases
decreases
Without biodiversity food webs would
collapse or die
thrive
grow
become endangered
Examples of chemical pollutants are
deforestation
fresh water
nutrients
fertilizers and poisons
Fossil fuels come from
the atmosphere
under the ground from prehistoric organisms
recycling centers
rich soil
Farm towns are considered
urban
suburban
rural
highly populated
