Page 49 # 1 - 4
List four important biogeochemical
processes that cycle nutrients.
 (Look at the section 2.3 subtitles)
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Water cycle
Carbon cycle
Oxygen cycle
Nitrogen cycle
Page 49 #1
Compare and Contrast two of the cycles of
matter.
 The four are water, carbon, oxygen, and
nitrogen.
 Let’s Compare the water cycle and the
carbon cycle…
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p. 49 #2
P49 #2
Explain the importance of nutrients to an
organism of your choice.
 I need nutrients to grow and remain
healthy. Calcium hardens my teeth and
bones. Vitamin C helps my immune
system fight wintertime illnesses like colds
and coughs.
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P.49 #3
Describe how phosphorus moves through
the biotic and abiotic parts of an
ecosystem.
 Biotic: living: land animals, decomposers,
and aquatic animals
 Abiotic: nonliving: phosphates in solution,
rocks and minerals, precipitates
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p.49 #4