1. Consider the following statements regarding the semi-transparent perovskite solar cell (PSC) developed by IIT Bombay:

1. It uses a tandem solar cell configuration with a perovskite layer over a silicon sub-cell.
2. The new PSC can potentially reduce the cost of solar power to ?5/kWh.
3. The technology allows integration into vehicles and buildings.

Which of the above statements are correct?

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

2. With reference to the National Apprenticeship Promotion Scheme (NAPS) and National Apprenticeship Training Scheme (NATS), consider the following statements:

1. NATS is meant exclusively for ITI-trained candidates.
2. Under NAPS, employers receive full stipend reimbursement.
3. NATS issues a government-recognized certificate of proficiency.

Which of the above statements is/are correct?

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

3. Which of the following benefits are associated with the GI tag awarded to Kumbakonam Vetrilai?

1. Provides legal protection and prevents name misuse.
2. Guarantees premium market price for all harvests.
3. Promotes export potential and preserves agro-cultural heritage.

Select the correct answer using the code below:

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

4. Jinchuanloong niedu, recently discovered in China, is significant because:

• It is the first carnivorous sauropod found in Asia.
• It belongs to the non-eusauropod lineage dominant in the Cretaceous.
• It provides rare cranial fossil data from early Middle Jurassic eusauropods.
• It is the only sauropod found with fossilized skin impressions.

5. Consider the following statements about the Panchayat Advancement Index (PAI) 2.0:

1. It aligns with the Localization of SDGs and MoSPI’s National Indicator Framework.
2. PAI 2.0 replaces PAI 1.0 entirely and does not allow comparison with older data.
3. It uses over 400 indicators to evaluate Panchayat-level development.

Which of the statements given above is/are correct?

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