This is the 13595th most frequent Spanish word.
requiera
"Requiera" means "might require" or "may require" (subjunctive form of "requerir").
In this sentence, 'requiera' is applied to describe a condition where a task demands focus, again emphasizing the subjunctive mood for hypothetical contexts.
Requiere atención cualquier tarea que lo requiera.
Any task that requires it needs attention.
The word 'requiera' is in subjunctive mood here, following 'cuando', meaning an uncertain or hypothetical situation in the future.
Es importante estudiar cuando la situación lo requiera.
It is important to study when the situation requires it.
Here, 'requiera' is used in conditional subjunctive form to express a situation that might happen.