1500.The persons who, on the day before the day of amalgamation, formed the watchdog committee created for an amalgamating institution under the first paragraph of section 181.0.1 of the Act respecting health services and social services (chapter S-4.2) form, as of the day of amalgamation, the watchdog committee of the amalgamated institution referred to in section 155 of this Act until they are reappointed or replaced.