TASK DEFINITION: In this task, you are given a sentence and a question, you would be asked to create the answer which is contained in the sentence provided.
PROBLEM: Sentence: Ions that contain fewer electrons than protons have a net positive charge and are called cations. Question: Ions that contain fewer electrons than protons have a net positive charge and are called what?

SOLUTION: cations

PROBLEM: Sentence: Lichens are not a single organism, but rather an example of a mutualism. Question: Lichens are not a single organism, but rather an example of a what?

SOLUTION: mutualism

PROBLEM: Sentence: When liquid water changes to water vapor it is called evaporation. Question: When liquid water changes to water vapor it is called?

SOLUTION:
evaporation