CH 3-The Biosphere
Name _______________________________ Date ____________ Page _____ Period ____
SC.912.L.17.9-Use a food web to identify and distinguish producers, consumers, and
decomposers. Explain the pathway of energy transfer through trophic levels and the
reduction of available energy at successive trophic levels
SC.912.L.17.10: Diagram and explain the biogeochemical cycles of an ecosystem,
including water, carbon, and nitrogen cycle.
(2 pts each & 10 pts/drawing)
66
Define biotic
List 3 biotic example
66
66
Define abiotic
66
List 3 abiotic examples
69
Define producers
69
List 3 producers
70
Explain 2 ways energy
can be produced by
producers
71
Define heterotroph
71
73
List 3 heterotroph
examples
Define food chain
74
Define food web
75
Draw the food web-use
words instead of
pictures.
PhotosynthesisChemosynthesis-
75
73
Draw afood chain from
page 75 (arrow into
mouth)
Draw a different food
chain from page 76
(arrow into mouth)
Define phytoplankton
76
Define zooplankton
77
Define trophic level
77
Draw Pyramid of Energy
& label
76
79
8185
81
Define biogeochemical
cycles
Name 4 types of
biogeochemical cycles
Describe 4 different
steps of the Water Cycle
8283
Describe 4 different
steps of the Carbon Cycle
8183
On notebook paper, draw the Water Cycle and Carbon Cycle. Use stick drawings (be neat) and/or
words to show how energy & matter cycle in each cycle.