The most common and most likely answer to this crossword clue is the 8 letter word CONTESTS
I've seen this crossword clue in The Guardian
C
O
N
T
E
S
T
S
Buddy explains!

The straight part
We know that "Questions" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case questions = contests.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.
What does CONTESTS mean?
CONTESTS noun- Controversy; debate.
- Struggle for superiority; combat.
- A competition.
- To contend.
- To call into question; to oppose.
- To strive earnestly to hold or maintain; to struggle to defend.
- To make a subject of litigation; to defend, as a suit; to dispute or resist, as a claim, by course of law.