Weegy: The resources that are provided by Earth are known as Natural resources.
User:
The largest time unit in the geologic time scale is the
A. eon.
B. era.
C. epoch.
D. period.
Weegy: Eon is the largest division of time on the geologic time scale.
User:
The microscopic organisms at the base of the marine food chain are known as
A. terrestrial animals.
B. plant life.
C. primitive life.
D. phytoplankton.
Weegy: The microscopic organisms at the base of the marine food chain are known as: phytoplankton.
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