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Home Q & A Board Biology-Related Homework Help Environmental and Conservation Biology
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Guido Guido
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7 years ago
The first trophic level of an ecosystem consists of
A) primary consumers.
B) detritus feeders.
C) secondary consumers.
D) producers.
E) heterotrophs.
Textbook 
Biology: Life on Earth

Biology: Life on Earth


Edition: 10th
Authors:
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CellarCellar
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7 years ago
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Guido Author
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7 years ago
Thanks for your help!!
nadiia
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Yesterday
Good timing, thanks!
acaruso
wrote...

2 hours ago
Correct Slight Smile TY
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