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

On a global scale, plants and other photosynthetic organisms have generated all of the oxygen in the air.
On a global scale, plants and other photosynthetic organisms have generated all of what element in the air?

The name of film that polyester fibers form is mylar.
What is the name of film that polyester fibers form?

You call the movement of molecules across a membrane without the input of energy passive transport.

What do you call the movement of molecules across a membrane without the input of energy?