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

Q: Interconnected pathways through which carbon is recycled through the biotic and abiotic components of biosphere.

A: Interconnected pathways through which carbon is recycled through the biotic and abiotic components of what?
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Q: The thalamus helps to regulate consciousness, arousal, and sleep states.

A: What helps to regulate consciousness, arousal, and sleep states?
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Q: The soho spacecraft first started to operate in 1996.

A:
What year did the soho spacecraft first started to operate?
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