b. coral reefs
c. rivers
d. ponds
B. coral reefs because marshes, rivers and ponds have nothing to do with the ocean ecosystem.
B. small surface area
C. unfavorable geometry
D. low concentration
The correct answer is
C- unfavorable geometry
:)
B. Commensalism
C. Mutualism
D. Parasitism
Answer:
Commensalism
Explanation:
Mutualism- both benefit
Parasitism- One benefits, the other is harmed
Competion- fite
Answer:
commensalism
Explanation:
just did the test