You will be given a definition of a task first, then some input of the task.
Given scientific fact as input, generate the question from this fact such that it can be answered from the input.

The term cardiac output, calculated by multiplying heart contractions by stroke volume, means the volume of blood pumped by the heart in one minute.
Output:
What term, calculated by multiplying heart contractions by stroke volume, means the volume of blood pumped by the heart in one minute?