GS One‑Liners
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| # | Question & Answer |
|---|---|
| 201 |
Which blood cells are involved in allergic reactions?
-
Eosinophils
|
| 202 |
What is the process of conversion of solid into liquid?
-
Melting
|
| 203 |
Which gas is used in the airships?
-
Helium
|
| 204 |
What is the unit of Magnetic Field Intensity?
-
Ampere per metre
|
| 205 |
Which organ helps in maintaining body balance?
-
Ear (Semicircular canals)
|
| 206 |
What is the chemical name of Epsom Salt?
-
Magnesium Sulphate
|
| 207 |
Which vitamin deficiency causes Night blindness and dry eyes?
-
Vitamin A
|
| 208 |
What is the boiling point of Liquid Oxygen?
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–183°C
|
| 209 |
Which metal is used in the making of magnets?
-
Iron, Nickel, Cobalt
|
| 210 |
Who is known as the Father of Chemistry in India?
-
Prafulla Chandra Ray
|
| 211 |
What is the main constituent of Natural Gas?
-
Methane
|
| 212 |
Which instrument is used to measure the height of an aircraft?
-
Altimeter
|
| 213 |
What is the chemical formula of Fructose?
-
C₆H₁₂O₆
|
| 214 |
Which disease is caused by the deficiency of Vitamin E?
-
Sterility / Muscle weakness
|
| 215 |
What is the SI unit of Noise Intensity?
-
Decibel
|
| 216 |
Which pigment gives colour to carrots?
-
Carotene
|
| 217 |
What is the chemical name of Rock Salt?
-
Sodium Chloride
|
| 218 |
Which gas is used in the purification of drinking water?
-
Chlorine
|
| 219 |
What is the full form of DNA?
-
Deoxyribonucleic Acid
|
| 220 |
Which vitamin deficiency causes Keratomalacia?
-
Vitamin A
|
| 221 |
What is the scientific name of Indian Elephant?
-
Elephas maximus
|
| 222 |
Which hormone is secreted by the Testis?
-
Testosterone
|
| 223 |
What is the functional unit of the kidney?
-
Nephron
|
| 224 |
Which plant is known as the ‘Wonder Plant’?
-
Aloe Vera
|
| 225 |
What is the normal haemoglobin level in adult males?
-
13–17 g/dL
|