Consider the following statements:

1. The jurisdictions of the different levels or tiers of government are specified in the constitution.
2. The most important feature of the federal system adopted by the Indian Constitution is the principle that relations between the States and the center would be based on cooperation.
3. The Constitution contains various measures like the security of tenure to judges, fixed service conditions, and so on to make the judiciary independent of the government.

Which of the statements given above is correct?