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WorksheetsEnvironmental Science Final Review
Total questions: 24
Worksheet time: 12mins
All of the following would be considered resource depletion EXCEPT
Texas petroleum running out
a rainforest in Brazil being burned
plants not growing in overused fields
solar energy not reaching Earth's surface due to haze
Though extinction is a natural process, it has become a problem because
environmentalists have brought it to our attention
unknown organisms are going extinct
the rate of extinction has increased dramatically
the types of organisms becoming extinct are popular
The consumption crisis is more severe in
developing countries
developed countries
rural areas
complex ecosystems
To fully understand a complex environmental issue you may need to consider
politics
economics
values
all of the above
Which is NOT an abiotic factor in an ecosystem?
temperature
air pressure
sunlight
bacteria
Which of these sayings best describes how an ecosystem operates?
early bird gets the worm
a chain is only as strong as its weakest link
its always darkest before the dawn
curiosity killed the cat
Select the correct order.
ecosystem, population, community, organism
population, organism,
ecosystem, community
organism,
population,
community, ecosystem
community, population,
organism, ecosystem
Which is NOT one of the major points in the theory of evolution by natural selection?
organisms have the ability to produce more offspring than can survive
limited resources produce a struggle for existence
communities are populations of different species
organisms with advantageous traits produce more offspring
Which is an example of coevolution?
flowers than can be pollinated by only one insect species
deer that live in a cold region and have thick fur
dark gray moths found near Birmingham, England
desert rats that do not sweat
Which is an example of competition?
two species of insects that feed on the same rare plant
a bobcat and a jackrabbit
an African lioness feeding her cubs
a tick living on a dog
Ants and acacia trees have a mutualistic relationship because
they benefit each other
they are part of the same ecosystem
they are both adapted to a humid climate
the ants eat the tree
Which is true of parasitism?
the presence of a parasite does not affect the host
parasitism is identical to predation
the presence of a parasite may make an organism more susceptible to predation
parasitism is cooperative
Which is NOT true of consumers?
They get energy indirectly from the sun
they are called heterotrophs
they make their own food
they sometimes eat other consumers
Which list is arranged correctly from the lowest trophic level to the highest?
bacteria, frog, eagle, mushroom
algae, deer, wolf, hawk
grass, mouse, snake, eagle
grass, bass, minnow, snake
Communities of bacteria have been found living hundreds of feet underwater. Which is proper conclusion to draw from this?
somehow they are conducting photosynthesis
they are living on borrowed time
they were introduced by humans
they use an energy source other than sunlight
The energy lost between trophic levels
can be captured by parasites
cools the surrounding environment
is used in the course of normal living
disappears forever
Which is NOT true of the nitrogen cycle?
animals get nitrogen by eating plants or other animals
bacteria are the only organisms who can process atmospheric nitrogen
plants breathe in nitrogen
decomposers break down waste to make a usable form of nitrogen
Vegetation slowly returns after a woodland was destroyed by fire. This is an example of
primary succession
secondary succession
climax community
carbon cycle
Simple organisms colonize the barren lava produced by a volcanic eruption. This is an example of
primary succession
secondary succession
climax community
rock cycle
Which of these are MOST likely to be the pioneer organisms on an area of bare rock?
saplings
shrubs
lichens
perennial grasses
Smog is an example of
primary pollutant
thermal inversion
secondary pollutant
smoke
A thermal inversion is
like a sponge, soaking up pollutants
like a giant fan, dispersing pollutants
like a ceiling, trapping pollutants near the ground
only in LA
Which is not a greenhouse gas?
water vapor
carbon dioxide
methane
nitrogen
The ozone layer is destroyed by a group of chemicals called
CFCs
GHGs
UVs
CH4
