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

Ex Input:
Fungi is the major cause of disease in agricultural crops.

Ex Output:
What is the major cause of disease in agricultural crops?


Ex Input:
Trichomoniasis is cause by a protozoa.

Ex Output:
Trichomoniasis is cause by what type of pathogen?


Ex Input:
Hardwood lumber of these is the most important product of virginia forests.

Ex Output:

Which of these is the most important product of Virginia forests?