Unit 2 - Practice Quiz

GEO295 50 Questions
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1 Which scientist is credited with proposing the theory of Continental Drift, the precursor to Plate Tectonics?

A. J. Tuzo Wilson
B. Alfred Wegener
C. Arthur Holmes
D. Harry Hess

2 The semi-molten layer of the mantle on which tectonic plates move is known as the:

A. Mesosphere
B. Inner Core
C. Asthenosphere
D. Lithosphere

3 Which type of plate boundary is characterized by plates sliding past each other horizontally?

A. Divergent boundary
B. Transform boundary
C. Convergent boundary
D. Subduction zone

4 The San Andreas Fault in California is an example of which type of plate margin?

A. Constructive margin
B. Conservative margin
C. Destructive margin
D. Collision margin

5 The formation of the Himalayas is primarily attributed to the collision between which two tectonic plates?

A. Nazca and South American
B. Indian and Eurasian
C. Pacific and North American
D. African and Arabian

6 What is the primary evidence used to support the theory of Sea-Floor Spreading?

A. Paleomagnetism (Magnetic striping)
B. Glacial striations
C. Coastline fit
D. Fossil distribution

7 A 'Benioff zone' is associated with which geological feature?

A. Shield volcanoes
B. Rift valleys
C. Mid-ocean ridges
D. Subduction zones

8 The concept of 'Isostasy' refers to:

A. The flow of lava
B. The magnetic polarity of rocks
C. The cycle of erosion
D. The gravitational equilibrium of the Earth's crust

9 According to the Geosynclinal Theory, the long, narrow, shallow water depressions where sediments accumulate are called:

A. Horsts
B. Grabens
C. Cratons
D. Geosynclines

10 Which of the following mountain systems was formed during the Alpine Orogeny?

A. The Urals
B. The Alps
C. The Caledonian mountains
D. The Appalachians

11 In the context of mountain building, what is a 'Nappe'?

A. A large-scale recumbent fold that has been thrust forward
B. A vertical fault
C. A basin formation
D. A type of volcanic intrusion

12 Block mountains, such as the Vosges in France, are primarily formed by:

A. Folding
B. Erosion
C. Volcanism
D. Faulting

13 Kober’s theory of mountain building focuses on the contraction of:

A. The ocean floor
B. Continental shields
C. Geosynclines
D. The entire globe

14 Which term describes a large-scale depression formed by the collapse of a volcano's magma chamber?

A. Caldera
B. Fissure
C. Crater
D. Vent

15 Lava with a high silica content causes explosive eruptions because it is:

A. High viscosity
B. Low viscosity
C. Very hot
D. Rich in iron

16 Which intrusive volcanic landform is a horizontal sheet of solidified magma usually intruded between sedimentary layers?

A. Dyke
B. Batholith
C. Sill
D. Laccolith

17 A massive, deep-seated intrusion of igneous rock, often forming the core of mountain ranges, is called a:

A. Neck
B. Phacolith
C. Lopolith
D. Batholith

18 The Hawaiian Islands are an example of what type of volcanism?

A. Mid-ocean ridge volcanism
B. Hotspot volcanism
C. Subduction zone volcanism
D. Continental rift volcanism

19 What is a 'Pyroclastic Flow'?

A. A flow of groundwater heated by magma
B. A mudflow caused by volcanic melting of snow
C. A fast-moving current of hot gas and volcanic matter
D. A slow-moving stream of basaltic lava

20 Which scale is used to measure the intensity of an earthquake based on observed effects and damage?

A. Richter Scale
B. Mercalli Scale
C. Mohs Scale
D. Moment Magnitude Scale

21 The point within the Earth where an earthquake rupture starts is called the:

A. Shadow zone
B. Fault scarp
C. Focus (Hypocenter)
D. Epicenter

22 Which seismic waves are the fastest and the first to arrive at a seismic station?

A. P-waves
B. L-waves
C. S-waves
D. Rayleigh waves

23 S-waves (Secondary waves) cannot travel through:

A. The mantle
B. Liquids
C. Solids
D. Gases

24 The 'Elastic Rebound Theory' explains the mechanism of:

A. Earthquake generation
B. Mountain folding
C. Tsunami propagation
D. Volcanic eruptions

25 Tsunamis are most commonly generated by:

A. Tides
B. Surface winds
C. Hurricanes
D. Vertical displacement of the ocean floor

26 In W.M. Davis's Cycle of Erosion, the three main factors controlling landscape development are:

A. Rock type, Slope, Rainfall
B. Climate, Vegetation, Time
C. Uplift, Erosion, Deposition
D. Structure, Process, Stage

27 The end product of the Davisian cycle of erosion is a low-lying surface called a:

A. Etchplain
B. Panplain
C. Pediplain
D. Peneplain

28 Which geomorphologist proposed the concept of 'Slope Replacement' and criticized Davis's time-dependent model?

A. G.K. Gilbert
B. Walther Penck
C. L.C. King
D. J.T. Hack

29 According to L.C. King, the dominant process in landscape evolution in semi-arid and arid regions is:

A. Scarp retreat (Back-wearing)
B. Down-wearing
C. Solution
D. Glacial scouring

30 A 'Monadnock' refers to:

A. A type of glacial deposit
B. A volcanic vent
C. A river terrace
D. An isolated hill of resistant rock on a peneplain

31 The concept of 'Dynamic Equilibrium' in landscape development was proposed by:

A. Charles Lyell
B. J.T. Hack
C. Alfred Wegener
D. W.M. Davis

32 What landform is formed by the coalescence of pediments according to L.C. King?

A. Peneplain
B. Floodplain
C. Pediplain
D. Delta

33 The term 'Primarumpf', referring to an initial convex uplifted surface, is associated with:

A. Hutton
B. Penck
C. Davis
D. King

34 Rejuvenation of a river cycle is often indicated by the presence of:

A. Knickpoints and river terraces
B. Meanders
C. Ox-bow lakes
D. Deltas

35 Which theory suggests that landscapes are formed by the stripping of deeply weathered saprolite?

A. Peneplanation
B. Glaciation
C. Pediplanation
D. Etchplanation

36 The 'Base Level of Erosion' concept was first introduced by:

A. J.W. Powell
B. A. Penck
C. W.M. Davis
D. G.K. Gilbert

37 An 'Inselberg' is most closely associated with which landscape cycle?

A. Karst cycle
B. Coastal cycle
C. Glacial cycle
D. Arid/Semi-arid cycle (Pediplanation)

38 Polycyclic or Multi-cyclic landscapes result from:

A. Volcanic deposition only
B. Wind erosion
C. Multiple interruptions by uplift or climate change
D. A single uninterrupted period of erosion

39 The term 'Panplain', suggesting a surface formed by lateral planation of rivers, was proposed by:

A. Davis
B. Crickmay
C. Strahler
D. Penck

40 Which drainage pattern is likely to form on a dome or volcanic cone?

A. Trellis
B. Dendritic
C. Rectangular
D. Radial

41 A 'Graben' is a feature associated with:

A. Tensional forces
B. Compressional forces
C. Shear forces
D. Glacial erosion

42 Which of the following is an example of an antecedent river?

A. A river that flows underground
B. A river that maintains its course despite the uplift of land across its path
C. A river that changes course frequently
D. A river formed after the landscape was uplifted

43 In the context of erosion surfaces, a 'Summit Accordance' often indicates:

A. Glacial deposition
B. Recent volcanic activity
C. Random erosion
D. A former extensive erosion surface (Peneplain) that has been dissected

44 What is the specific term for the boundary between the crust and the mantle?

A. Mohorovicic Discontinuity (Moho)
B. Conrad Discontinuity
C. Gutenberg Discontinuity
D. Lehmann Discontinuity

45 Lapilli and Volcanic Bombs are examples of:

A. Lava flows
B. Tephra / Pyroclasts
C. Chemical precipitates
D. Intrusive rocks

46 The 'Ring of Fire' is located around which ocean?

A. Arctic Ocean
B. Pacific Ocean
C. Indian Ocean
D. Atlantic Ocean

47 Which type of volcano has gentle slopes and is formed by low-viscosity basaltic lava?

A. Composite Cone
B. Lava Dome
C. Shield Volcano
D. Cinder Cone

48 In plate tectonics, what is a 'constructive margin'?

A. Where plates collide
B. Where plates slide past each other
C. Where plates are destroyed
D. Where plates move apart and new crust is formed

49 The term 'Denudation' includes:

A. Only weathering
B. Volcanism and earthquakes
C. Only erosion
D. Weathering, mass wasting, and erosion

50 Exfoliation domes are primarily the result of which weathering process?

A. Carbonation
B. Pressure release (Unloading)
C. Frost action
D. Oxidation