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Water and
Carbon
Cycle
Nitrogen
Cycle
Phosphorus
Cycle and
environ.
Ecosystems
Taxonomy
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Water’s polarity allows
individual water molecules to be
attracted to each other. What is
this called?
A: Cohesion
What are the three largest carbon
sinks on earth?
A. oceans, forests, fossil fuels
Double Jeopardy - Nitrogen,
Phosphorous, and the
Environment
What is accelerated
eutrophication?
Identify one process involved in
the rapid cycling of carbon
A. Answers will vary
Name the two most abundant
greenhouse gasses
A. CO2 and H20
What is the name of the process
when ammonium (NH4) is
converted into nitrites (NO2)?
A. Nitrification
Denitrifying bacteria convert
nitrates (NO3) into which
nitrogen molecule?
A. N2 (atmospheric nitrogen)
Identify three different methods
of nitrogen fixation
A. bacteria, lightning, deposition
Identify the two organisms that
have a symbiotic relationship
which results in increased soil
nitrogen
A. Legumes & nitrogen fixing
bacteria
What do denitrifying bacteria use
as their final electron acceptor
under anaerobic conditions?
A. Nitrates of course!
Phosphorous is found in only one
major form in the environment what is it?
A. Phosphate
List three types of molecules or
substances in the human body
that contain lots of phosphate
A. Teeth, bones, DNA, cell
membranes
Deep cold lakes lacking in
nutrients are given what name?
A. oligotrophic
Removal of trees along a
waterway would primarily lead to
what kind of pollution?
A. Sediment pollution
What is the name of the aquatic
zone that receives sunlight
closest to the shore?
A. littoral
Which two abiotic factors play
the greatest role in determining
the number of species in an area?
A. Temp and precipitation
What is the difference between
an ecosystem and a community?
A. Ecosystem includes abiotic
factors
Describe the habitat and range of
the Canadian Goose (loon)
A.
Identify two different biotic
factors that could affect a
population
A. predation, competition,
behaviour, …
Explain the niche of an evergreen
tree.
A. Answers will vary
Identify the three domains
A. Archaea, Bacteria, Eukarya
List the taxonomic levels from
biggest to smallest
A. DKPCOFGS
What is the binomial name for
humans?
A. Homo sapiens
How are protists and bacteria
different?
A. Protists have a nucleus
Identify the K, P, C, O, F, G, and
S for Humans…
A.