Given scientific fact as input, generate the question from this fact such that it can be answered from the input.

Input: Consider Input: Water is at the neutrality, 7 point on the ph scale.

Output: At what point is water on the ph scale?

Input: Consider Input: Axillary buds in the axils of leaves and stems give rise to branches.

Output: What in the axils of leaves and stems give rise to branches?

Input: Consider Input: Ph food enters the stomach after a period of fasting, a drop in what initiates the conversion of pepsinogen to pepsin.
Output: When food enters the stomach after a period of fasting, a drop in what initiates the conversion of pepsinogen to pepsin?