1. The GRAPES-3 Observatory, frequently seen in the news, contributes to our understanding of:
(a) Plate tectonics and seismic activity
(b) Atmospheric circulation and monsoons
(c) Cosmic rays and high-energy astrophysical phenomena
(d) Ocean currents and marine ecosystems
2. With reference to astronomy, a supernova refers to:
(a) The formation of a new planetary system around a young star
(b) A sudden and extremely powerful stellar explosion occurring during the final stages of a star’s evolution
(c) A dense cluster of stars bound together by gravity
(d) A celestial object composed mainly of ice and dust orbiting the Sun
3. Consider the following pairs:
| Hydrogen Colour | Production Method |
| 1. Green | Renewable-energy-based electrolysis |
| 2. Blue | Steam methane reforming with carbon capture |
| 3. Grey | Steam methane reforming without carbon capture |
| 4. Brown | Coal/Lignite gasification |
How many pairs given above are correctly matched?
(a) Only one
(b) Only two
(c) Only three
(d) All four
4. Consider the following statements regarding the Farakka Barrage:
- It was constructed to divert Ganga water into the Bhagirathi-Hooghly channel.
- The Padma River is the name given to the Ganga after it enters Bangladesh.
Which of the statements given above is/are correct?
(a) 1 only
(b) 2 only
(c) Both 1 and 2
(d) Neither 1 nor 2
5. Which of the following statements regarding Schedule K of the Drugs Rules, 1945 is correct?
(a) It lists medicines that can only be sold in government hospitals
(b) It lists medicines that can be sold without a prescription
(c) It governs the export of pharmaceutical products from India
(d) It regulates the pricing of essential medicines in India
6. Consider the following pairs regarding India’s Logistics Support Agreements (LSAs):
| Agreement | Country |
| 1. LEMOA | USA |
| 2. RELOS | Russia |
| 3. MLSA | France |
How many of the above pairs are correctly matched?
(a) Only one
(b) Only two
(c) All three
(d) None
7. Statement-I: The RBI’s surplus transfer to the Union government is treated as non-tax revenue and is not shared with states under fiscal devolution.
Statement-II: The RBI earns income from interest on government securities, foreign currency assets and forex operations, which forms the basis for surplus computation after meeting expenses and risk provisions.
Select the correct option below:
(a) Both statements are correct and Statement-II explains Statement-I
(b) Both statements are correct but Statement-II does not explain Statement-I
(c) Statement-I is correct but Statement-II is incorrect
(d) Statement-I is incorrect but Statement-II is correct
8. With reference to bitumen and India’s infrastructure sector, consider the following statements:
- Bitumen is a primary product extracted directly from crude oil wells without any refining process.
- India’s dependence on imported bitumen makes its road construction sector vulnerable to West Asian geopolitical disruptions.
- The Strait of Hormuz is strategically significant for India’s bitumen supply because much of West Asia’s petroleum export passes through it.
Which of the statements given above is/are correct?
(a) 1 and 3 only
(b) 2 and 3 only
(c) 1 and 2 only
(d) 1, 2 and 3
9. Consider the following statements regarding the Green Hydrogen Certification Scheme:
- Under the scheme, green hydrogen qualifies for certification only if emissions during production are below 2 kg CO₂ equivalent per kg of hydrogen.
- The Bureau of Energy Efficiency is the nodal agency that verifies plant data and issues tradeable carbon credits under the scheme.
- Green hydrogen can be used as industrial feedstock in oil refineries as a substitute for coal-based inputs.
How many of the above statements are correct?
(a) Only one
(b) Only two
(c) All three
(d) None
10. With reference to Compressed Biogas (CBG), consider the following statements:
- CBG is produced through anaerobic digestion of organic feedstocks including agricultural residue, cattle dung and municipal solid waste.
- The SATAT initiative was launched in 2018 to promote CBG production and use in transportation.
- CBG has different combustion properties from CNG and therefore requires separate distribution infrastructure.
Which of the statements given above is/are correct?
(a) 1 and 2 only
(b) 2 and 3 only
(c) 1 and 3 only
(d) 1, 2 and 3
ANSWERS for Daily Current Affairs Prelims Practice (18-06-2026):
1. Answer: C
2. Answer: B
3. Answer: D
4. Answer: C
5. Answer: B
6. Answer: B
7. Answer: B
8. Answer: B
9. Answer: C
10. Answer: A
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