Which of the following is TRUE about amensalism?
A - Amensalism occurs very rarely.
B - Sea turtles and the algae that grow on their shells are sometimes considered to be an example of amensalism.
C - In amensalism, one species is harmed and the other species significantly benefits.
D - Amensalism only occurs between plant species.
E - Amensalism sometimes happens when a bigger, more established organism out-competes a smaller organism for resources.
Answer: E - Amensalism sometimes happens when a bigger, more established organism out-competes a smaller organism for resources. AMENSALISM is an association between two organisms of different species where one species is inhibited or killed and the other is unaffected. Normally it occurs through direct competition for resources.