This is the 2006th most frequent Turkish word.
soruları
"Questions" (plural form).
In this sentence, 'soruları' is the accusative form of 'sorular' (questions) and serves as the object of the verb 'cevaplarken' (while answering).
Soruları cevaplarken dikkatli olmalısınız.
You should be careful while answering the questions.
Here, 'soruları' is again the accusative form of 'sorular' and is the object of the verb 'yöneltiyoruz' (we direct).
Günlük derslerde öğrencilere soruları yöneltiyoruz.
In daily classes, we direct questions to students.
In this instance, 'soruları' serves as the accusative form showing that 'questions' are the object being 'prepared' by the verb 'hazırladık' (we prepared).