Need for Judiciary:
- Judiciary is an essential part of the democratic system of governance.
- It ensures that the laws are properly interpreted and followed.
- It provides a mechanism for resolving disputes and ensuring justice for all citizens.
- It acts as a check on the executive and legislative branches of government, ensuring that they do not exceed their powers.

Supreme Court - Jurisdiction:
- The Supreme Court is the highest judicial authority in India.
- It has both original and appellate jurisdiction.
- Original jurisdiction: The Supreme Court has the power to hear cases directly, without going through lower courts, in certain situations. These include disputes between the central government and state governments, disputes between two or more states, and cases involving violations of fundamental rights.
- Appellate jurisdiction: The Supreme Court can hear appeals from lower courts, including High Courts and tribunals, in both civil and criminal cases.

Supreme Court - Eligibility:
- To be eligible for appointment as a judge of the Supreme Court, a person must:
- Be a citizen of India.
- Have been a judge of a High Court for at least five years, or have been an advocate of a High Court for at least ten years, or be a distinguished jurist.
- The President of India appoints the judges of the Supreme Court in consultation with other judges of the Supreme Court and High Courts.

Supreme Court - Term:
- The judges of the Supreme Court hold office until the age of 65.
- They can resign or be removed from office by the President on the grounds of proven misbehavior or incapacity.
- The Chief Justice of India is the highest-ranking judge and is appointed by the President.

The judiciary, particularly the Supreme Court, plays a crucial role in upholding the rule of law and ensuring justice in India. Its jurisdiction, eligibility criteria, and term of office are important aspects that contribute to its functioning.