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

[EX Q]: Solid is characterized by molecules with minimal movement and strong forces between them.
[EX A]: Which state of matter is characterized by molecules with minimal movement and strong forces between them?

[EX Q]: Stem basic plant structure facilitates dispersal of pollen and fruit by raising reproductive structures.
[EX A]: What basic plant structure facilitates dispersal of pollen and fruit by raising reproductive structures?

[EX Q]: Radiation does every star emit that humans cannot see.
[EX A]:
What does every star emit that humans cannot see?