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Hassan
1.The type of aggregate used for the manufacture of lightweight concrete blocks is:
A. crushed sandstone
B. pulverised fuel ash
C. granite chippings
D. crushed sandstone
2.Hatching is a method which is used to indicate:
A. materials
B. volume
C. density
D. materials
3.To prevent the occurrence of dry rot below hollow timber ground floors, it is necessary to:
A. ensure all d.p.c.s are correctly placed
B. use only well-seasoned timber
C. put a damp-proof membrane below the oversite concrete
D. ensure all d.p.c.s are correctly placed
4.Plasticisers used in mortars increase:
A. strength
B. density
C. adhesion
D. strength
5.A disadvantage with clayey subsoils is that in long periods of dry weather they tend to:
A. lift
B. shrink
C. explode
D. lift
6.The type of material suitable for a flexible d.p.c. is:
A. blue slate
B. bituminous felt
C. engineering bricks
D. blue slate
7. Honeycombs in sleeper walls:
A. improve speed of construction
B. increase underfloor warmth
C. provide underfloor ventilation
D. improve speed of construction
8.The use of wall plates on the top of sleeper walls is to:
A. provide equal distribution of load
B. increase the floor strength
C. reduce. the number of floor joists
D. provide equal distribution of load
9.The maximum thickness for hardcore when used below oversite concrete is normally:
A. 300 mm
B. 500 mm
C. 400 mm
D. 300 mm
10.. Backfilling and compaction of trenches should be carried out in layers of:
A. 150 mm
B. 200 mm
C. 300 mm
D. 150 mm
11. The first reading taken from an instrument position is termed the:
A. foresight
B. datum sight
C. intermediate sight
D. foresight
12. A d.p.c. placed under a stone sill should extend on each side of the sill at least:
A. 75 mm
B. 100 mm
C. 150 mm
D. 75 mm
13. Sand-lime bricks are hardened by:
A. steaming in an autoclave
B. firing in a continuous kiln
C. the addition of Portland cement
D. steaming in an autoclave
14. Before a foundation may be concreted, the natural foundation must be inspected by the:
A. clerk of works
B. factory inspector
C. safety officer
D. clerk of works
15. I n order to qualify for the weekly tool allowance, a bricklayer may be expected to provide:
A. bevel, square, dividers, carborundum stone
B. dividers, square, boat level, jointer
C. bevel, square, corner blocks, line level
D. bevel, square, dividers, carborundum stone
16. Intermediate level points between two previously established levels can be determined by using:
A. boning rods
B. builder's squares
C. trammel rods
D. boning rods
17.A d.p.c.:
A. provides a level bed
B. provides a bed for floor joists
C. holds back moisture
D. provides a level bed
18. Dry rot in timber is the result of:
A. chemical decay
B. insect attack
C. old age
D. chemical decay
19.A horizontal member used in trench timbering is a:
A. waling board
B. poling board
C. foot prop
D. waling board
20. The minimum lap for a flexible d.p.c. is:
A. 50 mm
B. 75 mm
C. 100 mm
D. 50 mm
21.The number of layers in which the slump cone is filled and the number of times each layer is rodded is:
A. 2; 25
B. 3; 25
C. 3; 35
D. 2; 25
22. A horizontal d.p.c. is placed to stop moisure:
A. rising up from the ground
B. running down into the foundations
C. passing from the outer leaf to the inner leaf
D. rising up from the ground
23. Coarse aggregate is mainly retained on a sieve of:
A. 3 mm
B. 4 mm
C. 5 mm
D. 3 mm
24.To keep the bed joints to the required thickness, it is advisable to:
A. level the work frequently
B. lay the bricks frog-uppermost
C. use the gauge staff regularly
D. level the work frequently
25.Which of these is the most advanced phylogenetically among the dicotyledonous families?
A. Scrophulariaceae
B. Acanthaceae
C. Umbelliferae
D. Scrophulariaceae
26.The substitute for the newly collected specimen when the original type material is missing in a herbarium is entitled as
A. Holotype
B. Neotype
C. Lectotype
D. Holotype
27. If all the puddles and ponds are destroyed, the entities likely to be destroyed are
A. Plasmodium
B. Ascaris
C. Leishmania
D. Plasmodium
28.In the five-kingdom system of classification, into which kingdom would you classify nitrogen-fixing organisms and archaea?
A. Fungi
B. Plantae
C. Protista
D. Fungi
29.This is considered as a demerit of the ‘Engler and Prantl’ in the system of classification
A. Gymnosperms are placed between monocotyledons and dicotyledons
B. Dicotyledons are placed after monocotyledons
C. Dicotyledons are placed before monocotyledons
D. Gymnosperms are placed between monocotyledons and dicotyledons
30.The basis of Phenetic classification is
A. Observable characteristics of existing entities
B. The ancestral lineage of existing organisms
C. Dendrograms based on DNA characteristics
D. Observable characteristics of existing entities
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