instruction:
Given scientific fact as input, generate the question from this fact such that it can be answered from the input.
question:
Fires, mainly caused by lightning, are a natural disturbance in temperate grasslands.
answer:
Fires, mainly caused by what, are a natural disturbance in temperate grasslands?


question:
Trichomoniasis is cause by a protozoa.
answer:
Trichomoniasis is cause by what type of pathogen?


question:
Hemodialysis has a patient’s blood pass through a length of tubing that travels through an artificial kidney machine.
answer:

Which form of dialysis has a patient’s blood pass through a length of tubing that travels through an artificial kidney machine?