- Neon gas is used in tube lights.
- World’s first book was published in 1457.
- World’s second largest river is Amazon.
- The first Muslim king of India was Qutab-ud-Aiba.
- Hydrogen element was discovered by Henry Cavendish.
- Nitric acid was discovered by Jabir-bin-Hayan.
- The USP is shortened for “Uninterrupted Power Supply”.
- The botanical name of wheat is Triticum.
- There are 12 pairs of ribs in human body.
- America was discovered by Columbus.
- The symbol of silver element is “AG”.
- There are 639 muscles in human body.
- The study of insects and pests is called pestology.
- The country that has 11 official languages is South
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