Lichens Are Generally Described as Which Type of Symbiotic Relationship

question 13

Multiple Choice

Lichens are generally described as which type of symbiotic relationship?  

• A) Mutualism
• B) Commensalism
• C) Parasitism
• D) Competition
• E) Amensalism

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Definitions:

Reagent

A substance or compound added to a system to cause a chemical reaction or test for a reaction.

Nitrile

An organic compound containing the cyano group (-C≡N), characterized by a carbon triple-bonded to a nitrogen atom.

Dehydrating

The process of removing water from a substance or compound, often to drive a chemical reaction or preserve materials.

Mechanism

The detailed step-by-step process or pathway by which a chemical reaction occurs, including the rearrangements of bonds and intermediate stages.