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

Verified
Correct Answer:
Verified
Related Questions
Q18: A monocultural agriculture community is _ vulnerable
Q32: What is biogeography? What subjects do biogeographers
Q75: The net photosynthesis for an entire ecosystem
Q77: Species extinctions have occurred throughout Earthʹs history,so
Q78: If a lava flow completely denudes a
Q79: Consider a simple food chain in which
Q81: Respiration involves<br>A)a chemical reaction between carbohydrates and
Q82: Which of the following is NOT correct
Q83: An organism capable of synthesizing its own
Q104: An orogeny that separates a once continuous