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

[EX Q]: Plant nutrition is the study of the chemical elements necessary for plant growth.
[EX A]: What is the study of the chemical elements necessary for plant growth called?

[EX Q]: Light is scattered from molecules in our atmosphere.
[EX A]: Light is scattered from what in our atmosphere?

[EX Q]: Reacting with metal is one thing that distinguishes acids from bases.
[EX A]:
Reacting with metal is one thing that distinguishes acids from what?