GS One‑Liners
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Latest facts first
| # | Question & Answer |
|---|---|
| 476 |
Which blood group is known as the Universal Recipient?
-
AB Positive
|
| 477 |
What is the smallest bone in the human body?
-
Stapes
|
| 478 |
Which vitamin is also known as Retinol?
-
Vitamin A
|
| 479 |
What is the control centre of the cell?
-
Nucleus
|
| 480 |
Which organ produces Bile juice?
-
Liver
|
| 481 |
Which gas is known as Green House Gas besides CO₂?
-
Methane
|
| 482 |
What is the pH value of Blood?
-
7.4
|
| 483 |
Which non-metal is liquid at room temperature?
-
Bromine
|
| 484 |
What is the chemical formula of Sulphuric Acid?
-
H₂SO₄
|
| 485 |
Which process is used for the purification of water?
-
Chlorination
|
| 486 |
What is the lightest metal?
-
Lithium
|
| 487 |
Which acid is present in Vinegar?
-
Acetic acid
|
| 488 |
What is the chemical name of Washing Soda?
-
Sodium Carbonate (Na₂CO₃)
|
| 489 |
Which gas is known as Producer Gas?
-
Mixture of Carbon monoxide and Nitrogen
|
| 490 |
What is the chemical formula of Quick Lime?
-
CaO
|
| 491 |
Which colour of light has the shortest wavelength?
-
Violet
|
| 492 |
What is the acceleration due to gravity on Earth?
-
9.8 m/s²
|
| 493 |
Which instrument is used to measure electric current?
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Ammeter
|
| 494 |
What is the unit of Magnetic Field?
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Tesla
|
| 495 |
Who discovered X-rays?
-
Wilhelm Roentgen
|
| 496 |
What is the SI unit of Resistance?
-
Ohm
|
| 497 |
Which lens is used to correct Myopia?
-
Concave lens
|
| 498 |
What is the refractive index of water?
-
1.33
|
| 499 |
Who invented the Telephone?
-
Alexander Graham Bell
|
| 500 |
What is the SI unit of Work?
-
Joule
|