Biogeochemical Cycles Doodle
Presentation
•
Biology
•
9th Grade
•
Hard
Joseph Anderson
FREE Resource
21 Slides • 7 Questions
1
Biogeochemical Cycles
By Hannah Homoelle
2
Open Ended
Half of all lakes and rivers in Minnesota are unsafe for swimming according to a 2010 study. What might be polluting these waterways?
3
I can model how nutrient cycles affect ecosystems.
Video
Notes
Independent Practice
Agenda
Todays Goals
Some text here about the topic of discussion
4
5
6
7
8
Multiple Choice
What is the term for when nutrients are turned into forms usable by most plants and animals?
bacteria
biogeochemical cycle
fixation
disruption
9
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11
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14
Multiple Choice
Which is not a process in the water cycle?
Evaporation
Precipitation
Assimilation
Percolation
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20
Multiple Select
Select 2 types of organisms that do most nitrogen fixation.
animals
bacteria
bean plants
trees
21
Open Ended
Why do farmers use fertilizer?
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27
Multiple Choice
How does excess nitrogen and phosphorus affect aquatic ecosystems?
harms them by growing more algae
helps them by growing more algae
helps them by increasing oxygen
harms them by decreasing carbon
28
Open Ended
Why doesn't fertilizer stay on the fields where it is spread?
Biogeochemical Cycles
By Hannah Homoelle
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