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

Input: Consider Input: It takes about one year for earth to orbit the sun.

Output: Which of these takes about one year to complete?


Input: Consider Input: The pressure of a sample of gas is measured with an open-end manometer.

Output: The pressure of a sample of gas is measured with an open-end what?


Input: Consider Input: Biotic and abiotic type of components of the biosphere do chemical elements and water pass through during ecosystem recycle.
Output: What type of components of the biosphere do chemical elements and water pass through during ecosystem recycle?