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

Ex Input:
Spring tides are created when the sun and moon's tides match.

Ex Output:
Which type of tides are created when the sun and moon's tides match?

Ex Input:
Municipal type of pollution comes from sewage, storm drains, septic tanks, boats, and runoff from yards.

Ex Output:
What type of pollution comes from sewage, storm drains, septic tanks, boats, and runoff from yards?

Ex Input:
A viral vector is the name for a tool commonly used by molecular biologists to place genetic material into cells.

Ex Output:
What is the name for a tool commonly used by molecular biologists to place genetic material into cells?