Multiple Choice
Which of the following best explains the observation that matter may be gained by, or lost from, ecosystems?
A) Chemoautotrophic organisms can convert matter to energy.
B) Matter can move from one ecosystem to another.
C) Photosynthetic organisms convert solar energy to sugars.
D) Heterotrophs convert heat to energy.
Correct Answer:

Verified
Correct Answer:
Verified
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