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Home Q & A Board Biology-Related Homework Help Environmental and Conservation Biology
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Alamojay Alamojay
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9 years ago
Treadle pumps
A) work like a step exercise machine.
B) pump groundwater from just a few feet below the surface to a field.
C) are in use in eastern Asia and parts of Africa.
D) All of the above.
Textbook 
Environmental Science: Toward A Sustainable Future

Environmental Science: Toward A Sustainable Future


Edition: 12th
Authors:
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Super Cuban Dude
Smiling Face with Open Mouth
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JesuisMelJesuisMel
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9 years ago
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Alamojay Author
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9 years ago
Just got PERFECT on my quiz
annielin111
wrote...

Yesterday
I appreciate what you did here, answered it right Smiling Face with Open Mouth
ouasfoudgewu
wrote...

2 hours ago
Thanks
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