1. With reference to Vedanthangal Bird Sanctuary, consider the following statements:

1. It is located in the Chengalpattu district of Tamil Nadu.
2. It is a saline wetland ecosystem along the Coromandel Coast.
3. It is recognised as a Ramsar Site and an Important Bird and Biodiversity Area (IBA).

Which of the statements given above is/are correct?

• 1 and 3 only
• 2 and 3 only
• 1 only
• 1, 2 and 3

2. Starlink differs from conventional satellite internet systems primarily because it uses:

• Medium Earth Orbit satellites
• Polar orbiting satellites
• Low Earth Orbit satellite constellation
• Highly Elliptical Orbit satellites

3. Quantum Key Distribution (QKD) ensures security because:

• Quantum information cannot be transmitted through fibre
• Any interception alters quantum states
• Encryption keys are permanently stored
• It uses classical cryptography

4. Baliyatra festival commemorates:

• Kalinga War
• Maritime trade voyages of ancient Odisha
• Buddhist monastic traditions
• Agricultural harvest celebrations

5. Vande Mataram was first published in:

• Anandamath novel
• Indian Mirror newspaper
• Bangadarshan journal
• Amrita Bazar Patrika