1. _________ is the common word used in place of earthquake
(A) Thunder
(B) Seismic
(C) Mantle
(D) Quake center
2. The science which deals with all aspects of earthquakes is known as_________
(A) Seismology
(B) Seismograph
(C) Focus
(D) Effects
3. The point from where the earthquake originates is called ___________
(A) Focus
(B) Epicentre
(C) Quake centre
(D) Seismica
4. The measure of the... of an earthquake is known as intensity of the earthquake
(A) Focal depth
(B) Focus
(C) Effects
(D) Stability
5. The lines passing through points of same intensity in case of an earthquake are called________
(A) Isoseismals
(B) Effects
(C) Stability
(D) Seismica
6. The instrument which records an earthquake is called ___________
(A) Quake scale
(B) Seismograph
(C) Marcall scale
(D) Richard scale
7. ___________ seismic waves are responsible for horizontal earth motion
(A) High
(B) Low
(C) Long
(D) Short
8. Buildings are usually preferred in highly seismic zones
(A) Framed structure
(B) Steel structure
(C) Brick masonry
(D) All of these
9. The centre of gravity of an earthquake-resisting building should be kept as __________ as possible
(A) High
(B) Low
(C) Center
(D) None of these
10. Scale used to measure magnitude of earthquake
(A) Richter scale
(B) Marcall scales
(C) Seismic scales
(D) Quake scales
11. According to intensity of earthquakes Pakistan is divided into zones
(A) 4
(B) 6
(C) 7
(D) 5
12. Central portion of earth is termed as
(A) Magma
(B) Mantle
(C) Core
(D) Crust
13. The most suitable ratio of width and length of seismic resisting building
(A) 1:3
(B) 1:2
(C) 1:4
(D) 1:5