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

Example Input: Energy do ecosystems absorb on the earth.
Example Output: What do ecosystems absorb on the earth?

Example Input: A frog develops (a/an) lungs as it changes from a tadpole to an adult frog.
Example Output: Which of the following structures does a frog develop as it changes from a tadpole to an adult frog?

Example Input: Claws for obtaining food structure of a bird is correctly paired with its function.
Example Output:
Which structure of a bird is correctly paired with its function?