1. Which of the following correctly describes the Joint Maritime Security Collaboration Roadmap signed between India and Australia in 2025?

• It focuses on deep-sea mining and joint submarine construction.
• It aims to enhance maritime domain awareness and coordinated naval patrols across the Indo-Pacific.
• It provides for mutual military bases and troop exchanges.
• It establishes a free trade framework for naval equipment.

2. Which of the following is/are correct about monoclonal antibodies (mAbs)?

1. They are derived by cloning a single type of B-cell.
2. They can provide immediate protection unlike vaccines.
3. They are incapable of being used in infectious diseases.

Select the correct answer using the code given below:

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

3. Which of the following correctly characterizes Japan’s system of governance?

• Presidential Republic
• Federal Parliamentary Republic
• Parliamentary Constitutional Monarchy
• Unitary Socialist Monarchy

4. The CHACE-2 instrument onboard Chandrayaan-2 is primarily used to:

• Study magnetic fields on the Moon
• Measure the composition and variability of the lunar exosphere
• Detect subsurface water ice
• Map gravitational anomalies on the lunar surface

5. Consider the following statements about Carabid Beetles:

1. They are globally distributed and highly adaptable.
2. They play a key role in biological pest control.
3. They undergo incomplete metamorphosis.

Which of the statements given above is/are correct?

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