This is the 5809th most frequent Turkish word.
soruluk
A term used to describe something suitable for a question or related to a question.
Here, 'soruluk' describes the size of the test in terms of how many questions ('soru') it contains.
Bu kitap on soruluk bir test içeriyor.
This book contains a ten-question test.
In this sentence, 'soruluk' is used to specify the amount of time available for questions (‘soru’), indicating brevity.
Sadece bir soruluk vaktimiz kaldı.
We only have time for one question left.
'Soruluk' here is employed to relate an error to a specific question (‘soru’), indicating its connection to the scoring.