MCQOPTIONS
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MCQOPTIONS
This section includes 268 Mcqs, each offering curated multiple-choice questions to sharpen your Banking And Financial Awareness knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Which of the following statements, is not correct, about glass? |
| A. | Because of its high viscosity glass exists in solid state |
| B. | There is no definite melting point for glass. |
| C. | The silicate units in glass are arranged in a way that is quite similar to the arrangement found in liquids. |
| D. | Glass is a solid because it has a regular crystalline arrangement. |
| Answer» E. | |
| 2. |
The cathode ray experiment was done for the first time by |
| A. | J. J. Thomson |
| B. | John Dalton |
| C. | Goldstein |
| D. | Rutherford |
| Answer» B. John Dalton | |
| 3. |
The nucleus of an atom contains |
| A. | protons |
| B. | electrons |
| C. | protons and neutrons |
| D. | neutrons |
| Answer» D. neutrons | |
| 4. |
The number of electron in an element with atomic number X and atomic mass Y will be |
| A. | (X - Y) |
| B. | (Y - X) |
| C. | (X+Y) |
| D. | X |
| Answer» E. | |
| 5. |
Which of the following has a charge of+1 and a mass of 1 amu? |
| A. | A neutron |
| B. | A proton |
| C. | An electron |
| D. | A helium nucleus |
| Answer» C. An electron | |
| 6. |
Soft soaps are |
| A. | sodium and potassium salt |
| B. | sodium salt of fatty acids |
| C. | potassium salt of fatty acids |
| D. | potassium salt of sulphonic acids |
| Answer» D. potassium salt of sulphonic acids | |
| 7. |
The atomic number of an element is 11 and its mass number is 23. The correct order representing the number of electrons, protons and neutrons respectively in this atom is |
| A. | 11, 11, 12 |
| B. | 11, 12, 11 |
| C. | 12, 11, 11 |
| D. | 23, 11, 23. |
| Answer» B. 11, 12, 11 | |
| 8. |
Which would be the electrical charge on a sulphur atom containing 18 electrons? |
| A. | \[2-\] |
| B. | \[1-\] |
| C. | \[0\] |
| D. | \[2+\] |
| Answer» B. \[1-\] | |
| 9. |
Which of the statements about glass are correct? 1. Glass is a super-cooled liquid having infinite viscosity. 2. Violet coloured glass is obtained by adding \[Mn{{O}_{2}}\]. 3. Glass is a man-made silicate. 4. Glass is a crystalline substance. Select the correct answer using the codes given below. |
| A. | 1, 2 and 4 |
| B. | 2, 3 and 4 |
| C. | 1, 2 and 3 |
| D. | 1 and 3 |
| Answer» E. | |
| 10. |
Which one among the following is the main ingredient in cement? |
| A. | Gypsum |
| B. | Limestone |
| C. | Clay |
| D. | Ash |
| Answer» C. Clay | |
| 11. |
The chemical symbol for barium is |
| A. | B |
| B. | Ba |
| C. | Be |
| D. | Bi |
| Answer» C. Be | |
| 12. |
By which one among the following mechanisms, soap removes dirt (soil) from cloth? |
| A. | Soap dissolves the soil as such |
| B. | Soap reacts with soil and converts them into soluble silicates |
| C. | Soap takes away the oily part of the soil and thus separates the soil from the cloth |
| D. | The soap molecules bind with the soil, lift the soil and keep it suspended which can then be rinsed away |
| Answer» E. | |
| 13. |
Consider the following statements 1. Soap cannot be used in acidic water. 2. Ionic part of a soap is \[-CO{{O}^{-}}N{{a}^{+}}\] 3. Soap dissolves in water faster than detergent. Which of the statements given above is/are correct? |
| A. | l and 2 |
| B. | 2 and 3 |
| C. | 3 only |
| D. | 1 only |
| Answer» B. 2 and 3 | |
| 14. |
Which of the following is known as dead burnt plaster? |
| A. | Quicklime |
| B. | Slaked lime |
| C. | Limestone |
| D. | Gypsum |
| Answer» C. Limestone | |
| 15. |
When glass is heated, it |
| A. | does not melt at a fixed temperature |
| B. | vapourises |
| C. | melts only above \[1000{}^\circ C\] |
| D. | None of these |
| Answer» B. vapourises | |
| 16. |
Glass is a transparent substance obtained by heating silica with oxides or carbonates of metals. Glass is a mixture of |
| A. | phosphates |
| B. | sulphates |
| C. | oxides |
| D. | silicates |
| Answer» E. | |
| 17. |
Deficiency of vitamin E causes |
| A. | Beriberi |
| B. | Scurvy |
| C. | Hemolytic anemia |
| D. | None of these |
| Answer» D. None of these | |
| 18. |
Alkaline hydrolysis of esters is known as |
| A. | esterification |
| B. | saponification |
| C. | dehydration |
| D. | alkalination |
| Answer» C. dehydration | |
| 19. |
The total number of atoms represented by the compound \[CuS{{o}_{4}}.5{{H}_{2}}o\]is |
| A. | 27 |
| B. | 21 |
| C. | 5 |
| D. | 8 |
| Answer» C. 5 | |
| 20. |
The percentage of copper and oxygen in samples of CuO obtained by different methods were found to be the same. The illustrate the law of |
| A. | constant proportions |
| B. | conservation of mass |
| C. | multiple proportions |
| D. | reciprocal proportions |
| Answer» B. conservation of mass | |
| 21. |
The correct symbol for silver is |
| A. | Ag |
| B. | Si |
| C. | Ar |
| D. | Al |
| Answer» B. Si | |
| 22. |
The aqueous solution of one of the following vitamins is dark in colour |
| A. | \[{{B}_{1}}\] |
| B. | \[{{B}_{2}}\] |
| C. | \[{{B}_{6}}\], |
| D. | \[{{B}_{12}}\] |
| Answer» E. | |
| 23. |
Washing soap can be prepared by saponification with alkali of which of the following oil |
| A. | Rose oil |
| B. | Paraffin oil |
| C. | Groundnut oil |
| D. | Kerosene oil |
| Answer» D. Kerosene oil | |
| 24. |
The formation of \[S{{O}_{2}}\] and \[S{{O}_{3}}\] explain |
| A. | the law of conservation of mass |
| B. | the law of multiple proportions |
| C. | the law of definite properties |
| D. | Boyle's law |
| Answer» B. the law of multiple proportions | |
| 25. |
The atomic weights are expressed in terms of atomic mass unit. Which one of the following is used as a standard? |
| A. | \[^{1}{{H}_{1}}\] |
| B. | \[^{12}{{C}_{6}}\], |
| C. | \[^{16}{{O}_{8}}\], |
| D. | \[^{35}C{{l}_{17}}\] |
| Answer» C. \[^{16}{{O}_{8}}\], | |
| 26. |
Which one of the following laws explains the formation of carbon monoxide and carbon dioxide from carbon and oxygen? |
| A. | Law of conservation of mass |
| B. | Law of multiple proportions |
| C. | Law of reciprocal proportions |
| D. | Law of difinite proportions |
| Answer» C. Law of reciprocal proportions | |
| 27. |
The principle of cleaning by soap is |
| A. | surface tension |
| B. | floatation |
| C. | viscosity |
| D. | elasticity |
| Answer» B. floatation | |
| 28. |
Given below is an approximate composition of a substance: \[CaO\] 60-70% \[Si{{O}_{2}}\] 20-25% \[A{{l}_{2}}{{O}_{3}}\] 5-10% \[F{{e}_{2}}{{O}_{3}}\] 2-3% The substance is |
| A. | plaster of Paris |
| B. | cement |
| C. | marble stone |
| D. | quartz |
| Answer» C. marble stone | |
| 29. |
Which of the following have equal number of neutrons and protons? |
| A. | Hydrogen |
| B. | Deuterium |
| C. | Fluorine |
| D. | Chlorine |
| Answer» C. Fluorine | |
| 30. |
Which substance is used to retard the setting action of cement? |
| A. | \[CaO\] |
| B. | \[A{{l}_{2}}{{O}_{3}}\] |
| C. | \[CaS{{O}_{4}},2{{H}_{2}}O\] |
| D. | \[N{{a}_{2}}O+{{K}_{2}}O\] |
| Answer» D. \[N{{a}_{2}}O+{{K}_{2}}O\] | |
| 31. |
Which one of the following is not present in cement? |
| A. | Clay |
| B. | Alumina |
| C. | Alum |
| D. | Gypsum |
| Answer» D. Gypsum | |
| 32. |
By whom was neutron discovered? |
| A. | Bohr |
| B. | Chadwick |
| C. | Rutherford |
| D. | Dalton |
| Answer» C. Rutherford | |
| 33. |
Soaps are |
| A. | sodium salts of sulphuric acids containing carbon atoms 10 to 16 |
| B. | sodium salts of fatty acids containing carbon atoms 16 to 18 |
| C. | sodium salts of trihydroxy alcohols |
| D. | none of these |
| Answer» C. sodium salts of trihydroxy alcohols | |
| 34. |
One of the properties of glass is its transparency. This property of glass is due to |
| A. | its high viscosity. |
| B. | regular arrangement of silicate units in glass. |
| C. | irregular arrangement of silicate units in glass. |
| D. | its high coefficient of thermal expansion. |
| Answer» D. its high coefficient of thermal expansion. | |
| 35. |
Washing soaps are potassium and sodium salts of |
| A. | dicarboxylic acids |
| B. | fatty acids |
| C. | mineral acids |
| D. | None of these |
| Answer» C. mineral acids | |
| 36. |
The property of plasticity is shown by clay, when it is |
| A. | mixed with proper proportion of water |
| B. | heated strongly |
| C. | dried at room temperature after kneading |
| D. | glazed |
| Answer» B. heated strongly | |
| 37. |
In a chemical change the total weight of the reacting substances compared to total weight of products is |
| A. | never the same |
| B. | always less |
| C. | always more |
| D. | always the same |
| Answer» E. | |
| 38. |
Which of the following describes an isotope with a mass number of 99 that contains 56 neutrons in its nucleus? |
| A. | \[_{56}^{99}Ba\] |
| B. | \[_{56}^{43}Ba\] |
| C. | \[_{43}^{99}Tc\] |
| D. | \[_{43}^{56}Tc\] |
| Answer» D. \[_{43}^{56}Tc\] | |
| 39. |
A group of atoms chemically bonded together is a (an) |
| A. | molecule |
| B. | ion |
| C. | salt |
| D. | element |
| Answer» B. ion | |
| 40. |
Common salt besides being used in kitchen can also be used as the raw material for making (i) washing soda (ii) bleaching powder (iii) baking soda (iv) slaked lime |
| A. | (i) and (ii) |
| B. | (i), (ii) and (iv) |
| C. | (i) and (iii) |
| D. | (i), (iii) and (iv) |
| Answer» D. (i), (iii) and (iv) | |
| 41. |
Glass is actually |
| A. | a crystalline solid |
| B. | an ionic solid |
| C. | an elastic solid |
| D. | a vitrified liquid |
| Answer» D. a vitrified liquid | |
| 42. |
What is the composition of nitrile - a chemical fertilizer? |
| A. | Nitrogen and limestone |
| B. | Calcium carbide and nitrogen |
| C. | Calcium carbide and carbon |
| D. | None of these |
| Answer» E. | |
| 43. |
Which one of the following will result in the formation of a mixture? |
| A. | Crushing of a marble tile into small particles |
| B. | Breaking of ice cubes into small pieces |
| C. | Adding sodium metal to water |
| D. | Adding milk in water |
| Answer» E. | |
| 44. |
Normal solution is : |
| A. | inert solution |
| B. | acidic solution |
| C. | one litre containing one equivalent |
| D. | basic solution |
| Answer» D. basic solution | |
| 45. |
Cloud or fog is an example of colloidal system of |
| A. | liquid dispersed in gas |
| B. | gas dispersed in gas |
| C. | solid dispersed in gas |
| D. | solid dispersed in liquid |
| Answer» B. gas dispersed in gas | |
| 46. |
In which of the following the constituents are present in any ratio? |
| A. | Mixture |
| B. | Compound |
| C. | Solution |
| D. | Colloid |
| Answer» B. Compound | |
| 47. |
On passing through a colloidal solution, the beam of light gets.......... |
| A. | reflected |
| B. | refracted |
| C. | scattered |
| D. | absorbed |
| Answer» D. absorbed | |
| 48. |
Select the one that is a physical change. |
| A. | Digestion of food |
| B. | Growth of plant |
| C. | Rusting of iron |
| D. | None of these |
| Answer» E. | |
| 49. |
Magnetism is most beneficial for separating |
| A. | gases and non-metallic liquids |
| B. | magnetic solids and solids such as sulfur |
| C. | non-metallic solids and solids such as sulfur |
| D. | non-magnetic solids from non-magnetic liquids |
| Answer» C. non-metallic solids and solids such as sulfur | |
| 50. |
Solubility is a good separation technique for |
| A. | pure metals |
| B. | noble gases |
| C. | different salts |
| D. | metallic alloys |
| Answer» D. metallic alloys | |