[Campbell Biology P.636] Which statement accurately describes the characteristics of mutuali... | Practice Question
Which statement accurately describes the characteristics of mutualism, commensalism, and parasitism based on the provided text?
A: Mutualism: both species benefit; Commensalism: one benefits, the other is harmed; Parasitism: one benefits, the other is harmed.
B: Mutualism: both species benefit; Commensalism: one benefits, the other is neither harmed nor helped; Parasitism: one benefits, the other is harmed.
C: Mutualism: one benefits, the other is neither harmed nor helped; Commensalism: one benefits, the other is harmed; Parasitism: both species benefit.
D: Mutualism: both species are harmed; Commensalism: one benefits, the other benefits; Parasitism: one benefits, the other is harmed.
Explanation
The text states: 'mutualism, an ecological interaction between two species in which both benefit'; 'commensalism, an ecological relationship in which one species benefits while the other is not harmed or helped in any significant way'; and 'parasitism, an ecological relationship in which a parasite feeds on the cell contents, tissues, or body fluids of its host' implying harm to the host .