Question

The ecological interaction where one species benefits and other is neither harmed nor benefited is called .

• A. mutualism
• B. commensalism
• C. parasitism
• D. predation

Answer 1

The correct option is B commensalism

$\bullet$ Commensalism is the interaction in which one species benefits and other is neither harmed nor benefited.
Example: Orchid growing on a tree.

$\bullet$ Parasitism is the type of interaction between two organisms where one organism called parasite ensures free lodging and food from its host organism.
Example: Malarial parasites.

$\bullet$ Predation is the type of interaction between two organisms where one organism (predator) benefits and other (prey) is harmed.
Example: Tiger (predator) and deer (prey).

$\bullet$ Mutualism is the type of interaction between two organisms where both organisms benefit from each other.
Example: Lichens (relationship between fungus and algae)