CEPTAM Sample Paper on General Science for Technician Post
| 1 | Evaporation of water is –
(a) A process accompained by a chemical reaction (b) An endothermic Change (c) An exothermic change (d) An process in which no heat exchange reaction |
| 2 | Which of the following scientific discoveries was made by C.V. Raman ?
(a) Inelastic scattering of light by molecules (b) Super Conductivity (c) Controlled nuclear fission (d) Cyclotron |
| 3 | At room temperature, which metal remains liquid?
(a) Mercury (b) Platinum (c) Lead (d) Zinc |
| 4 | Holography is a technique of
(a) recording a permanent sharp two dimensional black and white or multicolor photograph (b) recording a permanent three dimensional multicolor photograph (c) recording a permanent three dimensional black and white photograph (d) recording a permanent three dimensional photograph of a given single colour or a multicolor |
| 5 | Who is known as father of blood group?
(a) Maxwell (b) Einstein (c) Karl Landsteniner (d) Chales Darwin |
| 6 | The matter that supports the sound is called _____.
(a) Medium (b) Temperature (c) Density (d) None of these |
| 7 | Which force is required to increase the momentum of an object to 40 kg m/s in 5 seconds?
(a) 2N (b) 4N (c) 8N (d) 10N |
| 8 | Ionic bond exists in (a) Kcl (b) H2O (c) NH3 (d) Cl3 |
| 9 | A person standing on a railway platform listens to the whistles of arriving and departing trains. The whistle heard is
(a) the same in both cases in all respects (b) of higher intensity when train arrives (c) of higher pitch when train arrives (d) of higher pitch when train departs |
| 10 | In the periodic table of elements, from left to right across a period, what happens to the atomic radius?
(a) decreases (b) increases (c) remains unchanged (d) does not follow a definite pattern |
| 11 | The element which is commonly used in nuclear for producing electricity by nuclear fission is?
(a) Radium (b) Plutonium (c) Uranium (d) Deuterium |
| 12 | In fireworks, the green flame is produced because of
(a) Sodium (b) Potassium (c) Barium (d) Mercury |
| 13 | ’Amalgam’ is a term used for an alloy of a metal with –
(a) Copper (b) Mercury (c) Lead (d) Aluminium |
| 14 | The bauxite ore is found in (a) Musabani (b) Karnapura (c) Koderma (d) Palamu |
| 15 | Which of the following substances or chemicals is obtained from plants?
(a) Insulin (b) Qunine (c) Chloromycetin (d) Aspirin |
Answer –
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 |
| b | a | a | d | c | a | c | a | c | a | c | c | b | d | b |
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