Q1. With reference to the Aditya-L1 mission, consider the following statements:
- It is India’s first dedicated solar mission positioned in a halo orbit around Lagrange Point-1.
- Its location enables continuous, eclipse-free observation of the Sun.
Which of the statements given above is/are correct?
A. 1 only
B. 2 only
C. 1 and 2
D. None
Correct Answer: C
Explanation:
Both statements are correct. Aditya-L1 is positioned in a halo orbit around L1 (~1.5 million km from Earth), enabling uninterrupted, eclipse-free solar observations.
Q2. With reference to biomaterials, consider the following statements:
- Drop-in biomaterials are chemically identical to petroleum-based materials and can be processed in existing industrial systems.
- Drop-out biomaterials require new processing or end-of-life systems as they are chemically different from petro-materials.
- Novel biomaterials are designed strictly for biomedical applications.
Which of the statements given above is/are correct?
A. 1 only
B. 1 and 2 only
C. 2 and 3 only
D. 1 and 2
Correct Answer: D
Explanation:
- Statement 1 — Correct (e.g., bio-PET)
- Statement 2 — Correct (e.g., PLA requiring composting/alternative disposal systems)
- Statement 3 — Incorrect; novel biomaterials also include self-healing materials, smart textiles, bio-composites, etc., beyond biomedical use.
Q3. Which of the following is NOT a Classical Language of India?
A. Tamil
B. Sanskrit
C. Odia
D. Hindi
Correct Answer: D
Explanation:
Government-notified Classical Languages:
- Tamil (2004)
- Sanskrit (2005)
- Kannada (2008)
- Telugu (2008)
- Malayalam (2013)
- Odia (2014)
Hindi is not classified as a Classical Language under the notified criteria.
Q4. Consider the following pairs:
| Grassland | Country / Region |
| 1. Pampas | Argentina & Uruguay |
| 2. Llanos | Venezuela & Colombia |
| 3. Veld | South Africa |
| 4. Downs | New Zealand |
How many of the above pairs are correctly matched?
A. Only two
B. Only three
C. All four
D. Only one
Correct Answer: C
Explanation:
All four pairs are correctly matched.
- Pampas → Argentina–Uruguay
- Llanos → Orinoco Basin (Venezuela–Colombia)
- Veld → Interior plateau of South Africa
- Downs → Temperate grasslands of New Zealand
Q5. With reference to India’s recent trade performance under FTAs, consider the following statements:
- India’s trade deficit with FTA partner countries increased by over 50% during April–June 2025 compared to the previous year.
- Electronics emerged as India’s largest export sector during the same period.
- Rising petroleum imports were a major factor behind the widening trade deficit.
Which of the statements given above is/are correct?
A. 1 and 3 only
B. 1 and 2 only
C. 2 and 3 only
D. 1, 2 and 3
Correct Answer: A
Explanation:
- Trade deficit with FTA partners increased by ~59.2% → Statement 1 ✔️
- Electronics became the second-largest, not the largest export sector → Statement 2 ✖️
- Higher crude-oil prices and volumes raised petroleum import bills → Statement 3 ✔️
