Science & Technology Current Affairs

1. Fast Breeder Reactors are designed mainly to:

  1. Reduce nuclear waste
  2. Produce more fuel than they consume
  3. Use only thorium as fuel
  4. Generate electricity without uranium
Answer: B) Produce more fuel than they consume

2. Which coolant is used in India’s Prototype Fast Breeder Reactor (PFBR)?

  1. Heavy Water
  2. Light Water
  3. Liquid Sodium
  4. Carbon Dioxide
Answer: C) Liquid Sodium

3. The Hubble Space Telescope primarily observes objects in which part of the electromagnetic spectrum?

  1. Gamma rays and X-rays
  2. Radio waves
  3. Microwave
  4. Visible, ultraviolet, and near-infrared
Answer: D) Visible, ultraviolet, and near-infrared

4. Which country has a large number of homeopathy users globally?

  1. India
  2. USA
  3. Germany
  4. Japan
Answer: A) India

5. What is the main purpose of the Artemis II mission?

  1. To build a Moon base
  2. To land astronauts on the Moon
  3. To test spacecraft systems with astronauts around the Moon
  4. To send robots to Mars
Answer: C) To test spacecraft systems with astronauts around the Moon

6. What is the key requirement for AI-generated content under the latest amendments to India’s IT rules?

  1. Platforms must ban all AI content
  2. Platforms must label AI-generated content clearly and prominently
  3. AI content can be shared without restrictions
  4. Users must pay a fee to post AI content
Answer: B) Platforms must label AI-generated content clearly and prominently

7. Solid Fuel Ducted Ramjet (SFDR) technology primarily helps in the development of which of the following?

  1. Submarine ballistic missiles
  2. Intercontinental ballistic missiles (ICBMs)
  3. Anti-ship ballistic missiles
  4. Long-range air-to-air missiles
Answer: D) Long-range air-to-air missiles

8. The 1S quantum test bed is based on which technology?

  1. Superconducting technology
  2. Optical computing
  3. Classical computing
  4. Cloud computing
Answer: A) Superconducting technology

9. The formation of the Grand Canyon is best explained by which theory?

  1. Plate collision theory
  2. Volcanic eruption theory
  3. Lake spillover theory
  4. Glacial erosion theory
Answer: C) Lake spillover theory

10. Which of the following is a major use of AI in healthcare?

  1. Mining operations
  2. Disease diagnosis and health advice
  3. Construction work
  4. Textile production
Answer: B) Disease diagnosis and health advice
Last updated on April 22, 2026 by Priyanka Deshmukh

Current Affairs 2026

Topic Wise CA MCQs

Subject Wise GK MCQ

General Knowledge