GS One‑Liners
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Latest facts first
| # | Question & Answer |
|---|---|
| 251 |
Which blood cells produce antibodies?
-
B-Lymphocytes
|
| 252 |
What is the process of conversion of vapour into solid?
-
Deposition
|
| 253 |
Which gas is filled in neon signs?
-
Neon
|
| 254 |
What is the unit of Electric Conductivity?
-
Siemens per metre
|
| 255 |
Which organ is responsible for the sense of taste?
-
Tongue
|
| 256 |
What is the chemical name of Dry Ice?
-
Solid Carbon dioxide
|
| 257 |
Which vitamin deficiency causes Bleeding gums?
-
Vitamin C
|
| 258 |
What is the freezing point of Mercury?
-
–39°C
|
| 259 |
Which metal is used in the making of aircraft bodies?
-
Aluminium alloys
|
| 260 |
Who is known as the Father of Atomic Theory?
-
John Dalton
|
| 261 |
What is the main constituent of Producer Gas?
-
Carbon monoxide and Nitrogen
|
| 262 |
Which instrument is used to measure rainfall?
-
Rain gauge
|
| 263 |
What is the chemical formula of Propane?
-
C₃H₈
|
| 264 |
Which disease is caused by the deficiency of Iron?
-
Anaemia
|
| 265 |
What is the SI unit of Radioactive Decay?
-
Becquerel
|
| 266 |
Which pigment is responsible for the blue colour of the sky?
-
No pigment (Rayleigh scattering)
|
| 267 |
What is the chemical name of Graphite?
-
Carbon
|
| 268 |
Which gas is used for artificial ripening of fruits?
-
Ethylene
|
| 269 |
What is the full form of ECG?
-
Electrocardiogram
|
| 270 |
Which vitamin deficiency causes Xerophthalmia?
-
Vitamin A
|
| 271 |
What is the scientific name of Domestic Cat?
-
Felis catus
|
| 272 |
Which hormone is secreted by the Pineal gland?
-
Melatonin
|
| 273 |
What is the functional unit of the lung?
-
Alveoli
|
| 274 |
Which plant is known as the ‘Tree of Heaven’?
-
Ailanthus
|
| 275 |
What is the normal lifespan of Red Blood Cells?
-
120 days
|