Given a scientific question, generate an incorrect answer to the given question. The incorrect answer should be a plausible alternative to the correct answer. The answer should be some other item belonging to the same category as the correct answer but should be incorrect.

Example Input: Overharvesting is a serious threat particularly to which species?
Example Output: aerial species

Example Input: What do you call an object that attracts certain materials such as iron?
Example Output: antenna

Example Input: The layers of the atmosphere correspond with what changes with altitude?
Example Output:
friction