GS One‑Liners
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Latest facts first
| # | Question & Answer |
|---|---|
| 226 |
Which blood group has both antibodies A and B?
-
O
|
| 227 |
What is the smallest muscle in the human body?
-
Stapedius
|
| 228 |
Which vitamin is also known as Pyridoxine?
-
Vitamin B6
|
| 229 |
What is the site of protein synthesis?
-
Ribosomes
|
| 230 |
Which organ is known as the blood bank of the body?
-
Spleen
|
| 231 |
Which gas is responsible for the greenhouse effect?
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Carbon dioxide and Methane
|
| 232 |
What is the pH value of Human urine?
-
4.5–8.0
|
| 233 |
Which metal is used in the making of electric wires?
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Copper
|
| 234 |
What is the chemical formula of Benzene?
-
C₆H₆
|
| 235 |
Which process is used for the concentration of ores?
-
Froth Flotation
|
| 236 |
What is the most abundant gas in the Earth’s atmosphere?
-
Nitrogen
|
| 237 |
Which acid is present in Ant sting?
-
Formic acid
|
| 238 |
What is the chemical name of Chloroform?
-
Trichloromethane
|
| 239 |
Which gas is known as Swamp Gas?
-
Methane
|
| 240 |
What is the chemical formula of Hydrogen Peroxide?
-
H₂O₂
|
| 241 |
Which ray is used in remote controls of TVs?
-
Infrared rays
|
| 242 |
What is the value of 1 bar in Pascal?
-
10⁵ Pa
|
| 243 |
Which instrument is used to measure the thickness of paper?
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Screw gauge
|
| 244 |
What is the unit of Electric Resistance?
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Ohm
|
| 245 |
Who discovered the Photoelectric Effect?
-
Albert Einstein (explanation)
|
| 246 |
What is the SI unit of Electric Flux?
-
Newton metre squared per Coulomb
|
| 247 |
Which lens is used in a compound microscope as the objective?
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Convex lens
|
| 248 |
What is the refractive index of air?
-
Approximately 1.0003
|
| 249 |
Who invented the Thermometer?
-
Galileo Galilei
|
| 250 |
What is the SI unit of Specific Heat Capacity?
-
J/kg K
|