At stumps, Ravinder Jadeja (5) and Gautam Gambhir (6) were at the cease as India were 15 for one with opener Robin Uthappa back in pavilion after scoring four.
Earlier, Trivedi gave a double blow to the Australian side removing both the openers in quick succession.
The Indian paceman removed D K Richards (19) and A N Williams (12) with the CM's XI scorecard reading 37.
Jadeja provided next blow to the hosts as he snared M M Brown for eight.
S Lavers (54) and R Bowden (18) lent some respectability to the Australian side's innings adding 50 runs but Trivedi sent back Bowden to break fourth-wicket partnership as the hosts reached 118.
D Truemer (38), K Lawrence (32) and T Kelly (23 not out) chiiped in with useful contributions to help CM's XI cross the 200-run mark.
For India 'A', Jadeja, R P Singh and T P Singh took two wickets apiece.
CM's XI: (First innings: 234, S Lavers 54, Trivedi 4/31)
India 'A': (First innings: 15/1, Jadeja 5 not out, Gambhir 6 not out)