Multiple Choice
An ecosystem is a(n) ________ system in terms of energy, and a(n) ________ system in terms of matter.
A) open; open
B) open; closed
C) closed; open
D) closed; closed
Correct Answer:

Verified
Correct Answer:
Verified
Related Questions
Q109: Of the total energy intercepted at Earth's
Q110: When a random occurrence produces altered genetic
Q111: The net dry weight of all organic
Q112: Since life arose on Earth, _ major
Q113: If a forest fire destroyed the vegetation
Q115: Within a lake, eutrophic conditions predominate in
Q116: The openings on the surfaces of plant
Q117: Addressing and mitigating climate change may become
Q118: Autotrophs that dwell in dark caves, in
Q119: Studies have shown that _ biodiversity in