GS One‑Liners
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Latest facts first
| # | Question & Answer |
|---|---|
| 26 |
Which blood group has A antigen and B antibody?
-
A
|
| 27 |
What is the longest muscle in the human body?
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Sartorius
|
| 28 |
Which vitamin is also known as Niacin?
-
Vitamin B3
|
| 29 |
What is the site of lipid metabolism in a cell?
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Smooth Endoplasmic Reticulum
|
| 30 |
Which organ is known as the chemical laboratory of the body?
-
Liver
|
| 31 |
Which gas is responsible for the brown colour of photochemical smog?
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Nitrogen dioxide
|
| 32 |
What is the pH value of Human cerebrospinal fluid?
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About 7.3
|
| 33 |
Which metal is used in the making of surgical instruments?
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Stainless steel
|
| 34 |
What is the chemical formula of Aniline?
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C₆H₅NH₂
|
| 35 |
Which process is used for the manufacture of Ammonia?
-
Haber’s process
|
| 36 |
What is the third most abundant element in the Earth’s crust?
-
Aluminium
|
| 37 |
Which acid is present in Spinach?
-
Oxalic acid
|
| 38 |
What is the chemical name of Carbolic Acid?
-
Phenol
|
| 39 |
Which gas is known as Producer Gas?
-
CO + N₂
|
| 40 |
What is the chemical formula of Potassium Nitrate?
-
KNO₃
|
| 41 |
Which ray is used in the detection of forged documents?
-
Ultraviolet rays
|
| 42 |
What is the value of 1 atmosphere in mm of Hg?
-
760 mm Hg
|
| 43 |
Which instrument is used to measure the thickness of thin sheets?
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Screw gauge
|
| 44 |
What is the unit of Electric Susceptibility?
-
Dimensionless
|
| 45 |
Who discovered the Law of Conservation of Mass?
-
Antoine Lavoisier
|
| 46 |
What is the SI unit of Magnetic Flux Density?
-
Tesla
|
| 47 |
Which lens is used in a terrestrial telescope as the objective?
-
Convex lens
|
| 48 |
What is the refractive index of Carbon disulphide?
-
Approximately 1.63
|
| 49 |
Who invented the Electromagnet?
-
William Sturgeon
|
| 50 |
What is the SI unit of Thermal Conductivity?
-
Watt per metre Kelvin
|