An example of commensalism is a(n)____.
A) a clown fish living in a sea anemone
B) an orchid growing on a tree branch
C) yucca plant seeds dispersed by yucca moths
D) Canadian lynx preying on a snowshoe hare
E) a tapeworm living in a human intestine

Question

An example of commensalism is a(n)____.  
A) a clown fish living in a sea anemone
B) an orchid growing on a tree branch
C) yucca plant seeds dispersed by yucca moths
D) Canadian lynx preying on a snowshoe hare
E) a tapeworm living in a human intestine

Quizplus · Accepted Answer

Commensalism refers to a symbiotic relationship between two organisms, where one benefits while the other is neither helped nor harmed. In the case of an orchid growing on a tree branch, the orchid benefits by having a convenient place to grow and access to light, while the tree is neither helped nor harmed. Therefore, option B is the correct choice for an example of commensalism.

An Example of Commensalism Is A(n)____