| Other General Science Interview Questions |
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| Question | Asked @ | Answers |
| |
| Permanent hardness of water may be removed by the addition of
1 Alum
2 Sodium carbonate
3 Lime
4 Potassium permanganate | | 1 |
| A substance which changes readily into vapor without heating
is called
1 Efflorescent
2 Synthetic
3 Volatile
4 Effervescent | | 1 |
| The chemical used as a ‘fixer’ in photography is
1 Borax
2 Sodium thiosulphate
3 Sodium sulphate
4 Ammonium persulphate | | 1 |
| Isotopes are separated by
1 Filtration
2 Sublimation
3 Distillation
4 Crystallization | NIFT | 1 |
| Which of the following re synthetic rubbers?
1.Thiokol 2.Isoprene 3.Neoprene
1 1 and 2
2 2 and 3
3 1 and 3
4 1,2 and 3 | | 3 |
| Heavy water is
1 Tritium oxide
2 Deuterium oxide
3 Rain water
4 None of these | | 1 |
| Polythene is industrially prepared by the polymerization of
1 Methane
2 Styrene
3 Acetylene
4 Ethylene | | 1 |
| Which of the following fibers is least prone to fire?
1 Rayon
2 Nylon
3 Cotton
4 Terycott | | 1 |
| An element that does not occur in nature but can be produced
artificially is
1 Thorium
2 Radium
3 Plutonium
4 Uranium | | 1 |
| Long distance photography is facilitated by
1 Visible light
2 X-rays
3 Infrared rays
4 Ultraviolet rays | | 1 |
| Which of the following is used in making artificial
sweetener saccharin?
1 Benzene
2 Toluene
3 Phenol
4 Aniline | | 1 |
| In fireworks, the green flame is produced because of
1 Mercury
2 Sodium
3 Potassium
4 Barium | | 1 |
| What is the Respiration ? | | 1 |
| The wavelength of X-ray is of order of
1 1 cm
2 1m
3 1 Angstrom
4 10 micron | | 1 |
| The chemical (ethyl merceptan) added to the otherwise
odorless LPG cooking gas for imparting a detectable smell to
the gas is a compound of
1 Sulphur
2 Fluorine
3 Chlorine
4 Bromine | | 1 |
| The purest form of iron is
1 Steel
2 Cast iron
3 Pig iron
4 Wrought iron | | 3 |
| wheather lightning will attack a aeroplane during flying if
not why | TCS | 1 |
| Galvanized iron sheets have a coating of
1 Tin lead
2 Zinc
3 Chromium
4 Lead | | 1 |
| Which of the following materials are used for preparing
blur-black ink?
1 Gallic acid
2 Tannic acid
3 Ferrous sulphate
4 All of these | IOCL | 2 |
| Amalgams are
1 Alloys which contain carbon
2 Alloys which have great resistance to abrasion
3 Alloys which contain mercury as one of the contents
4 None of these | | 1 |
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