The members of the State Public Service Commission are appointed by the Governor of the respective state. Let's understand this in detail:

Role of the State Public Service Commission
The State Public Service Commission is a constitutional body that conducts recruitment examinations and selects candidates for various civil services and posts in the state government. The commission also advises the state government on various matters related to civil services such as promotions, transfers, disciplinary actions, and so on.

Appointment of Members
The members of the State Public Service Commission are appointed by the Governor of the respective state. The Constitution of India provides for the establishment of the State Public Service Commission under Article 315. The governor appoints the members in consultation with the State Public Service Commission and the Union Public Service Commission.

Qualifications for Membership
The qualifications for membership of the State Public Service Commission are prescribed by the Constitution of India. The members must have the following qualifications:

1. They must be citizens of India.
2. They must have attained the age of 35 years.
3. They must have held a high office in the government or have been a member of a state or central public service for a minimum of ten years.

Tenure and Removal of Members
The members of the State Public Service Commission hold office for a term of six years or until they attain the age of 62 years, whichever is earlier. The governor can remove a member from office on the grounds of misbehavior or incapacity.

Conclusion
In summary, the Governor of the respective state appoints the members of the State Public Service Commission in consultation with the State Public Service Commission and the Union Public Service Commission. The members hold office for a term of six years or until they attain the age of 62 years, whichever is earlier.