GS One‑Liners
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5107
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Latest facts first
| # | Question & Answer |
|---|---|
| 526 |
Which blood group is known as the Universal Donor?
-
O Negative
|
| 527 |
What is the largest organ of the human body?
-
Skin
|
| 528 |
Which vitamin is also known as Ascorbic acid?
-
Vitamin C
|
| 529 |
What is the powerhouse of the cell?
-
Mitochondria
|
| 530 |
Which organ purifies blood in the human body?
-
Kidney
|
| 531 |
Which gas is responsible for Global Warming?
-
Carbon dioxide (CO₂)
|
| 532 |
What is the pH value of pure water?
-
7
|
| 533 |
Which metal is liquid at room temperature?
-
Mercury
|
| 534 |
What is the chemical formula of Common Salt?
-
NaCl
|
| 535 |
Which gas is used in the preparation of Ammonia by Haber’s process?
-
Nitrogen and Hydrogen
|
| 536 |
What is the hardest natural substance?
-
Diamond
|
| 537 |
Which acid is present in Lemon?
-
Citric acid
|
| 538 |
What is the chemical name of Baking Soda?
-
Sodium Bicarbonate (NaHCO₃)
|
| 539 |
Which gas is known as Marsh Gas?
-
Methane (CH₄)
|
| 540 |
What is the chemical formula of Water?
-
H₂O
|
| 541 |
Which colour of light has the highest wavelength?
-
Red
|
| 542 |
What is the escape velocity from Earth?
-
11.2 km/s
|
| 543 |
Which instrument is used to measure atmospheric pressure?
-
Barometer
|
| 544 |
What is the unit of Power?
-
Watt
|
| 545 |
Who invented the Electric Bulb?
-
Thomas Alva Edison
|
| 546 |
What is the SI unit of Electric Current?
-
Ampere
|
| 547 |
Which mirror is used in the headlights of vehicles?
-
Concave mirror
|
| 548 |
What is the speed of light in vacuum?
-
3 × 10⁸ m/s
|
| 549 |
Who discovered the Law of Gravitation?
-
Isaac Newton
|
| 550 |
What is the SI unit of Force?
-
Newton
|