Title: General Science Quiz for Sarkari Naukri Exams (Set-1)

 Q1. Which gas is known as “Laughing Gas”?

  • (a) Nitrogen

  • (b) Nitrous Oxide

  • (c) Carbon Dioxide

  • (d) Oxygen

Answer: (b) Nitrous Oxide
Explanation: N₂O is called laughing gas. It is used as an anesthetic in minor surgeries and dental procedures.


Q2. What is the SI unit of Force?

  • (a) Pascal

  • (b) Joule

  • (c) Newton

  • (d) Watt

Answer: (c) Newton
Explanation: The SI unit of force is Newton (N). One Newton = force required to accelerate a 1 kg mass by 1 m/s².


Q3. The “Red Planet” refers to?

  • (a) Venus

  • (b) Mars

  • (c) Jupiter

  • (d) Saturn

Answer: (b) Mars
Explanation: Mars is called the Red Planet due to the presence of iron oxide (rust) on its surface.


👉 Daily quiz practice improves accuracy and speed — key for clearing exams like SSC CGL, Railway, Banking, and UPSC.

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