| Other General Science Interview Questions |
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| Question | Asked @ | Answers |
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| Which of the following gases is lighter than air?
1 Carbon dioxide
2 Oxygen
3 Ammonia
4 Chlorine | | 1 |
| What is the Ecology ? | | 1 |
| Which of the following is used for removing air bubbles from
glass during its manufacture?
1 Feldspar
2 Arsenious oxide
3 Potassium carbonate
4 Soda ash | | 1 |
| Which of the following gases is used as an illuminant in
lamps used by hawkers?
1 Methane
2 Ethylene
3 Acetylene
4 Hydgrogen | | 1 |
| Which among the following is a positively charged particle
emitted by a radioactive element?
1 Alpha ray
2 Beta ray
3 Gamma ray
4 Cathode ray | | 1 |
| Old-written material, which cannot be read easily, can be
read by
1 Cosmic rays
2 Ultraviolet rays
3 Infra red rays
4 None of these | | 1 |
| The gas that usually causes explosions in coal mines is
1 Hydrogen
2 Carbon monoxide
3 Air
4 Methane | UPSC | 1 |
| What are soaps?
1 Salts of silicates
2 Esters of heavy fatty acids
3 Sodium or potassium salts of heavier fatty acids
4 Mixture of glycerol and alcohols | | 1 |
| In which of the following processes light energy is
converted into chemical energy?
1 Respiration
2 Fermentation
3 Photosynthesis
4 Photoresiration | | 1 |
| The process by which an organic compound breaks down into
simpler compounds on heating to high temperature is known as
1 Armatisation
2 Polymerization
3 Pyrolysis
4 Reduction | | 3 |
| What is the wavelength of visible spectrum?
1 1300A-3000A
2 3900A-7600A
3 7800A-8000A
4 8500A-9800A | | 1 |
| Galvanized iron sheets have a coating of
1 Tin lead
2 Zinc
3 Chromium
4 Lead | | 1 |
| In which of the following processes, is vanadium pent oxide
used as a catalyst?
1 Contact process
2 Haber’s process
3 Solvay process
4 None of these | | 1 |
| Find the odd one:
1 Marble
2 Chalk
3 Limestone
4 Slaked lime | | 1 |
| Which of the following colors in he visible spectrum has
maximum range?
1 Violet
2 Indigo
3 Orange
4 Red | | 1 |
| Of the various forms of carbon, the one which is used for
adsorption purpose, is
1 Diamond
2 Graphite
3 Coke
4 Wood charcoal | | 1 |
| An element that does not occur in nature but can be produced
artificially is
1 Thorium
2 Radium
3 Plutonium
4 Uranium | | 1 |
| A mixture of water and alcohol can be separated by
1 Filtration
2 Evaporation
3 Distillation
4 Decantation | | 2 |
| Which type of fire extinguisher is used for petroleum fire?
1 Foam type
2 Soda acid type
3 Powder type
4 None of these | | 1 |
| In fireworks, the green flame is produced because of
1 Mercury
2 Sodium
3 Potassium
4 Barium | | 1 |
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