Basic stuff I know, but it seems like I always get this type of stuff wrong. Good fold, or is this a call on the flop and re-eval on the turn, or a re-raise. Seems like when I re-raise, I get into trouble.

Poker Stars
No Limit Holdem Ring game
Blinds: $0.05/$0.10
6 players


Stack sizes:
UTG: $5.25
Hero: $10.05
CO: $8.25
Button: $2.35
SB: $3.40
BB: $5.30

Pre-flop: (6 players) Hero is UTG+1 with
UTG calls, Hero raises to $0.4, 4 folds, UTG calls.

Flop: ($0.95, 2 players)
UTG checks, Hero bets $0.65, UTG raises to $1.3, Hero folds.
Uncalled bets: $0.65 returned to UTG.

Results:
Final pot: $2.25