McqMate
These multiple-choice questions (MCQs) are designed to enhance your knowledge and understanding in the following areas: Civil Engineering .
Chapters
| 1. |
The rocks formed due to solidification of molten mass are called. |
| A. | aqueous rocks |
| B. | sedimentary rocks |
| C. | metamorphic rocks |
| D. | igneous rocks |
| Answer» D. igneous rocks | |
| 2. |
Granite is an example of |
| A. | aqueous rocks |
| B. | sedimentary rocks |
| C. | metamorphic rocks |
| D. | igneous rocks |
| Answer» D. igneous rocks | |
| 3. |
Solidification of molten magma at the surface of the earth results in the formation of |
| A. | sedimentary rock |
| B. | basalt and traps |
| C. | granite |
| D. | metamorphic rock |
| Answer» B. basalt and traps | |
| 4. |
.Solidification of molten magma within the earth’s crust results in the formation of |
| A. | sedimentary rock |
| B. | basalt and trap |
| C. | granite |
| D. | metamorphic rack |
| Answer» C. granite | |
| 5. |
Sedimentary rocks are formed due to |
| A. | solidification of molten mass |
| B. | gradual deposition of materials like sand, clay, generally by setting water |
| C. | alteration of original stones under heat and pressure |
| D. | none of the above |
| Answer» B. gradual deposition of materials like sand, clay, generally by setting water | |
| 6. |
Under metamorphism, which of the following changes is correct? |
| A. | granite changes to gnesis. |
| B. | trap and basalt change into laterite. |
| C. | limestones change into marble. |
| D. | all the above |
| Answer» D. all the above | |
| 7. |
Granite has |
| A. | crystalline, glossy and fused texture |
| B. | foliated structure |
| C. | layers of different compositions |
| D. | none of the above |
| Answer» A. crystalline, glossy and fused texture | |
| 8. |
The principal constituent of argillaceous rock is |
| A. | Sand |
| B. | lime |
| C. | clay |
| D. | all the above |
| Answer» C. clay | |
| 9. |
Laterite is chemically classified as |
| A. | calcareous rock |
| B. | siliceous rock |
| C. | metamorphic rock |
| D. | argillaceous rock |
| Answer» D. argillaceous rock | |
| 10. |
Which of the following is an example of siliceous rock? |
| A. | granite |
| B. | gnesis |
| C. | quartzite |
| D. | all the above |
| Answer» C. quartzite | |
| 11. |
Marble is an example of |
| A. | aqueous rock |
| B. | metamorphic rock |
| C. | sedimentary rock |
| D. | igneous rock |
| Answer» B. metamorphic rock | |
| 12. |
Slate is used for |
| A. | building walls |
| B. | road metal |
| C. | manufacture of cement |
| D. | roofing |
| Answer» D. roofing | |
| 13. |
Which one of the following takes polish very well? |
| A. | basalt and trap |
| B. | granite |
| C. | sandstone |
| D. | quartzite |
| Answer» B. granite | |
| 14. |
The colour of granite is |
| A. | grey |
| B. | green |
| C. | brown |
| D. | all of these |
| Answer» D. all of these | |
| 15. |
A fine grained granite |
| A. | can be polished well |
| B. | can be used for exterior facing of buildings |
| C. | offers higher resistance to weathering |
| D. | all of the above |
| Answer» D. all of the above | |
| 16. |
Siliceous sand subjected to metamorphic action is known as |
| A. | laterite |
| B. | murram |
| C. | quartzite |
| D. | dolomite |
| Answer» C. quartzite | |
| 17. |
When quarrying is to be done in hard and compact rocks, the usual method employed is |
| A. | wedging |
| B. | using channeling machine |
| C. | blasting |
| D. | all of the above |
| Answer» C. blasting | |
| 18. |
Quarrying by using channeling machine is employed for quarrying in |
| A. | soft rock |
| B. | hard rock |
| C. | sandstones |
| D. | all the above |
| Answer» A. soft rock | |
| 19. |
Heating technique of breaking rocks is suitable if the aim is to get |
| A. | aggregates |
| B. | slabs |
| C. | building blocks |
| D. | none of the above |
| Answer» A. aggregates | |
| 20. |
The process of taking out stones of various sizes from natural rock is known as |
| A. | dressing |
| B. | seasoning |
| C. | polishing |
| D. | quarrying |
| Answer» D. quarrying | |
| 21. |
The process of giving required shape and size to stones is known as |
| A. | dressing |
| B. | seasoning |
| C. | polishing |
| D. | quarrying |
| Answer» A. dressing | |
| 22. |
Boasted finish of dressing stone is |
| A. | making non-continuous parallel marks |
| B. | giving finish to a 20 mm margin only at edges |
| C. | providing continuous lines on the face |
| D. | working out 30–50 mm wide margin around the face with chisel |
| Answer» A. making non-continuous parallel marks | |
| 23. |
Dressing of the stone is made |
| A. | immediately after quarrying |
| B. | after three months of quarrying |
| C. | just before using for building works |
| D. | after seasoning |
| Answer» A. immediately after quarrying | |
| 24. |
The most powerful explosive used in blasting is. |
| A. | gunpowder |
| B. | guncotton |
| C. | dynamite |
| D. | cordite |
| Answer» B. guncotton | |
| 25. |
Moisture absorption of a good stone should be less than |
| A. | 1% |
| B. | 5% |
| C. | 8% |
| D. | 12% |
| Answer» B. 5% | |
| 26. |
Most of the stones possess the specific gravity in the range of |
| A. | 1.2 – 1.6 |
| B. | 1.6 – 2.0 |
| C. | 2.4 – 2.8 |
| D. | 3.0 – 4.0 |
| Answer» C. 2.4 – 2.8 | |
| 27. |
Limestone used for manufacture of cement is |
| A. | kankar |
| B. | magnesium limestone |
| C. | compact limestone |
| D. | granular limestone |
| Answer» A. kankar | |
| 28. |
Which of the following has the highest crushing strength? |
| A. | granite |
| B. | gneiss |
| C. | basalt |
| D. | trap |
| Answer» D. trap | |
| 29. |
Which of the following stone has the highest resistance to fire? |
| A. | granite |
| B. | limestone |
| C. | sandstone |
| D. | argillaceous material |
| Answer» D. argillaceous material | |
| 30. |
Smith’s test on stone is to check |
| A. | toughness |
| B. | hardness |
| C. | compressive strength |
| D. | presence of muddy substance |
| Answer» D. presence of muddy substance | |
| 31. |
Los Angeles testing machine is used to find the following. In stone |
| A. | surface wear |
| B. | hardness |
| C. | compressive strength |
| D. | presence of mud |
| Answer» A. surface wear | |
| 32. |
Impact value of stone for road work specified are |
| A. | wearing coat 30% |
| B. | bituminous macadam 35% |
| C. | water bound macadam 40% |
| D. | all the above |
| Answer» D. all the above | |
| 33. |
Deterioration of stones takes place due to |
| A. | temperature variation |
| B. | freezing and thawing |
| C. | rainwater |
| D. | all of the above |
| Answer» D. all of the above | |
| 34. |
Which one of the follo ing is not a preservative of stone |
| A. | coal tar |
| B. | paraffin |
| C. | linseed oil |
| D. | ASCU |
| Answer» D. ASCU | |
| 35. |
After felling and separating branches the tree is known as |
| A. | log |
| B. | converted timber |
| C. | rough timber |
| D. | none of the above |
| Answer» C. rough timber | |
| 36. |
Which one of the following does not belong to exogenous tree |
| A. | deodar |
| B. | pine |
| C. | mahogany |
| D. | bamboo |
| Answer» C. mahogany | |
| 37. |
Which one of the following dose not belong to endogenous trees |
| A. | teak |
| B. | coconut |
| C. | bamboo |
| D. | cane |
| Answer» C. bamboo | |
| 38. |
On the basis of durability test, Forest Research Institute of India, Dehradun, a tree is highly durable if its average life is more than |
| A. | 5 years |
| B. | 10 years |
| C. | 15 years |
| D. | 20 years |
| Answer» B. 10 years | |
| 39. |
The trees, of which leaves fall in autumn and new ones appear in spring are classified as |
| A. | coniferous trees |
| B. | deciduous trees |
| C. | endogenous trees |
| D. | none of the above |
| Answer» B. deciduous trees | |
| 40. |
The oldest part of exogenous tree is |
| A. | pith |
| B. | heartwood |
| C. | sapwood |
| D. | cambium layer |
| Answer» A. pith | |
| 41. |
Age of exogenous tree can be judged from |
| A. | medullary rays |
| B. | annual rings |
| C. | cambium layer |
| D. | inner bark |
| Answer» B. annual rings | |
| 42. |
The layer between the dark and sapwood which is yet to be converted into wood is known as |
| A. | pith |
| B. | heartwood |
| C. | softwood |
| D. | cambium layer |
| Answer» D. cambium layer | |
| 43. |
Which one of the following is softwood |
| A. | deodar |
| B. | teak |
| C. | sal |
| D. | mahogany |
| Answer» A. deodar | |
| 44. |
Which one of the following is not a softwood: |
| A. | oak |
| B. | pine |
| C. | deodar |
| D. | bamboo |
| Answer» A. oak | |
| 45. |
On the basis of availability, timber is classified as |
| A. | I. II, III Class |
| B. | grade I, II, and III |
| C. | A, B, C Class |
| D. | , Y, Z Class |
| Answer» D. , Y, Z Class | |
| 46. |
Seasoning makes timber |
| A. | durable |
| B. | light, strong and stable |
| C. | resistant to fungi and termites |
| D. | all of the above |
| Answer» D. all of the above | |
| 47. |
Which of the following statements is not correct? |
| A. | by kiln seasoning moisture content can be reduced to the desired extent. |
| B. | kiln seasoning is quicker than natural seasoning. |
| C. | kiln seasoning is superior to natural seasoning. |
| D. | kiln seasoning needs less stacking place than natural seasoning. |
| Answer» C. kiln seasoning is superior to natural seasoning. | |
| 48. |
Most economical method of sawing wood is |
| A. | ordinary sawing |
| B. | quarter sawing |
| C. | tangential sawing |
| D. | radial sawing |
| Answer» A. ordinary sawing | |
| 49. |
Sections of more uniform moisture content are obtained by |
| A. | ordinary sawing |
| B. | quarter sawing |
| C. | tangential sawing |
| D. | radial sawing |
| Answer» B. quarter sawing | |
| 50. |
The defect in timber due to broken branch of the tree during the tree growth is |
| A. | knot |
| B. | shake |
| C. | rind gall |
| D. | burl |
| Answer» A. knot | |
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