Q138
Which one is true?
A.
symbiosis when neither population affects each other
B.
symbiosis when the interaction is useful to both the populations
AnswerC.
commensalism when none of the interacting populations affect each other
D.
commensalism when the interaction is useful to both the populations
Answer: Option B
Solution
Answer: Option B
Solution:
Symbiosis when the interaction is useful to both the populations.