1. Which of the following are true about the Goods and Services Tax (GST) system in India?

1. GST is a destination-based tax that aims to eliminate the cascading effect of taxes.
2. The GST Council is chaired by the Prime Minister of India.
3. Integrated GST (IGST) is applied on inter-state transactions and imports.
4. Gold and silver are taxed under the highest GST slab of 28%.

Select the correct answer using the code given below:

• 1 and 3 only
• 2 and 4 only
• 1, 2 and 3 only
• 1, 3 and 4 only

2. Consider the following statements regarding the Space-Based Surveillance-III (SBS-III) Programme:

1. It is supervised by ISRO under the Ministry of Science and Technology.
2. It aims to launch satellites in both LEO and GEO orbits.
3. AI integration is a core part of the system for real-time image processing.

Which of the above statements are correct?

• 1 and 2 only
• 2 and 3 only
• 1 and 3 only
• All of the above

3. The 'At Sea Observer Mission', launched under the Wilmington Declaration, is primarily aimed at:

• Regulating fishing rights in the Arctic Ocean
• Countering piracy in the Gulf of Aden
• Strengthening maritime coordination among QUAD nations
• Conducting anti-submarine warfare drills with NATO forces

4. Which of the following are components of the India Energy Stack (IES)?

1. Unique IDs for consumers and assets
2. Real-time data sharing through consent
3. Decentralised storage of thermal energy
4. Utility Intelligence Platform (UIP)

Select the correct answer using the code given below:

• 1, 2 and 4 only
• 2 and 3 only
• 1 and 3 only
• All of the above

5. What distinguishes MRgFUS from traditional neurological procedures like Deep Brain Stimulation (DBS)?

• MRgFUS requires long-term battery implantation
• It involves open-skull surgery
• It is an incisionless, MRI-guided ultrasound-based treatment
• It is used only for spinal cord injuries