MCQOPTIONS
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MCQOPTIONS
This section includes 15 Mcqs, each offering curated multiple-choice questions to sharpen your Building Construction knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Basalt is an example of _________ rock. |
| A. | Sedimentary |
| B. | Volcanic |
| C. | Metamorphic |
| D. | Plutonic |
| Answer» C. Metamorphic | |
| 2. |
Which of the following is also called white mica? |
| A. | Biotite |
| B. | Felspar |
| C. | Muscovite |
| D. | Microline |
| Answer» D. Microline | |
| 3. |
Quartz sand is an example of polymineralic rock while granite is an example of a monomineralic rock. |
| A. | True |
| B. | False |
| Answer» C. | |
| 4. |
Which of the following facts about gypsum is not correct? |
| A. | It is hydrated sulphate of calcium |
| B. | It has excellent solubility in water |
| C. | It is white in the pure state |
| D. | Its solubility in water is extremely poor |
| Answer» C. It is white in the pure state | |
| 5. |
In attrition test used to find the rate of wear of stones, wear should be equal to or less than ___________ for good building stone. |
| A. | 2% |
| B. | 3% |
| C. | 5% |
| D. | 6% |
| Answer» B. 3% | |
| 6. |
For a stone to be used in road work, coefficient of hardness should be greater than ___________ |
| A. | 7 |
| B. | 10 |
| C. | 15 |
| D. | 17 |
| Answer» E. | |
| 7. |
Dolomite is a bicarbonate of _________ and ___________ |
| A. | Magnesium and aluminium |
| B. | Calcium and aluminium |
| C. | Magnesium and calcium |
| D. | Sodium and aluminium |
| Answer» D. Sodium and aluminium | |
| 8. |
Crushing strength should be greater than ___________ for a good structural stone. |
| A. | 10 kg per cm2 |
| B. | 100 kg per cm2 |
| C. | 1000 kg per cm2 |
| D. | 10,000 kg per cm2 |
| Answer» D. 10,000 kg per cm2 | |
| 9. |
Smith’s test is used to find out ____________ |
| A. | The toughness of a stone |
| B. | Compressive strength of a stone |
| C. | Presence of soluble material in a sample of stone |
| D. | Rate of wear of stones |
| Answer» D. Rate of wear of stones | |
| 10. |
The acid test used for testing building stones cannot be applied to limestones. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 11. |
Augite forms crystals of ________ shape. |
| A. | Square |
| B. | Circular |
| C. | Hexagonal |
| D. | Octagonal |
| Answer» E. | |
| 12. |
In which of the following rocks, clay predominates? |
| A. | Argillaceous rocks |
| B. | Calcareous rocks |
| C. | Silicious rocks |
| D. | Volcanic rocks |
| Answer» B. Calcareous rocks | |
| 13. |
Which of the following is not a physical classification of rocks? |
| A. | Stratified rocks |
| B. | Unstratified rocks |
| C. | Calcareous rocks |
| D. | Foliated rocks |
| Answer» D. Foliated rocks | |
| 14. |
Dolerite is an example of ________ rock. |
| A. | Plutonic |
| B. | Sedimentary |
| C. | Hypabyssal |
| D. | Volcanic |
| Answer» D. Volcanic | |
| 15. |
Which of the following is not a classification of rocks from which building stones are obtained? |
| A. | Geological classification |
| B. | Biological classification |
| C. | Physical classification |
| D. | Chemical classification |
| Answer» C. Physical classification | |