Unit 1 - Practice Quiz

GEO295 50 Questions
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1 Who postulated the concept that 'Landscapes are a function of structure, process, and stage'?

A. L.C. King
B. James Hutton
C. W.M. Davis
D. Walther Penck

2 Which principle states that 'The present is the key to the past'?

A. Uniformitarianism
B. Continental Drift
C. Isostasy
D. Catastrophism

3 Which of the following is considered an Endogenetic force?

A. Glaciers
B. Volcanism
C. Wind
D. Running Water

4 Diastrophism includes all of the following processes EXCEPT:

A. Weathering
B. Orogenic movements
C. Earthquakes
D. Epeirogenic movements

5 Which layer of the Earth constitutes the SIAL (Silica and Aluminium)?

A. Lower Mantle
B. Inner Core
C. Upper Crust
D. Outer Core

6 The boundary separating the Crust from the Mantle is known as:

A. Lehmann Discontinuity
B. Gutenberg Discontinuity
C. Conrad Discontinuity
D. Mohorovicic Discontinuity

7 What is the primary source of energy for Exogenetic forces?

A. Gravitational force of the Moon
B. The Sun
C. Radioactive decay
D. Core heat

8 The 'Asthenosphere' is located in which part of the Earth's interior?

A. Lower Mantle
B. Inner Core
C. Lower Crust
D. Upper Mantle

9 Which term describes mountain-building movements?

A. Exogenetic
B. Orogenic
C. Epeirogenic
D. Denudation

10 Who first used the term 'Geosyncline'?

A. J.A. Steers
B. J.D. Dana
C. E. Haug
D. James Hall

11 According to the theory of Isostasy, who proposed that columns of crustal material have uniform density but varying heights?

A. Bowie
B. G.B. Airy
C. Hayford
D. J.H. Pratt

12 Which discontinuity separates the Mantle from the Core?

A. Repetti
B. Conrad
C. Gutenberg
D. Mohorovicic

13 The core of the Earth is primarily composed of:

A. Basalt and Granite
B. Silica and Magnesium
C. Nickel and Iron
D. Silica and Aluminium

14 Who is the proponent of the 'Continental Drift Theory'?

A. Harry Hess
B. Arthur Holmes
C. W.J. Morgan
D. Alfred Wegener

15 The supercontinent in Wegener's theory was named:

A. Laurasia
B. Gondwanaland
C. Tethys
D. Pangaea

16 Which evidence for Continental Drift involves the fitting together of coastlines?

A. Tillite deposits
B. Placer deposits
C. Paleomagnetism
D. Jig-saw Fit

17 In the context of Isostasy, what does the 'Level of Compensation' refer to in Pratt's theory?

A. The height of the highest mountain
B. The surface of the ocean
C. The boundary between crust and mantle
D. The depth where all rock columns exert equal pressure

18 Which seismic waves cannot travel through liquids, indicating the outer core is liquid?

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

19 The huge water body surrounding Pangaea was known as:

A. Tethys
B. Atlantic Ocean
C. Panthalassa
D. Indian Ocean

20 Geosynclines are often described as the:

A. Graveyard of sediments
B. Cradle of mountains
C. Root of volcanoes
D. Birthplace of oceans

21 The generation of the Earth's magnetic field is primarily attributed to:

A. Magnetic minerals in the crust
B. Convection currents in the liquid outer core
C. The rotation of the solid inner core
D. Solar winds

22 Paleomagnetism is the study of:

A. Atmospheric magnetism
B. Current magnetic field strength
C. Magnetic fields of other planets
D. Magnetic properties of rocks preserving past magnetic fields

23 The temperature at which magnetic materials lose their permanent magnetism is called:

A. Dew Point
B. Melting Point
C. Curie Point
D. Boiling Point

24 Which force did Wegener suggest was responsible for the equator-ward movement of continents?

A. Slab pull
B. Pole-fleeing force
C. Tidal force
D. Convection currents

25 The term 'Isostasy' was coined by:

A. Pratt
B. Dutton
C. Heiskanen
D. Airy

26 Which of the following is NOT a stage in the development of a Geosyncline?

A. Lithogenesis
B. Gliptogenesis
C. Metamorphosis
D. Orogenesis

27 Which layer of the Earth has the highest density?

A. Outer Core
B. Inner Core
C. Mantle
D. Crust

28 Epeirogenic movements typically result in:

A. Mountain ranges
B. Volcanic eruptions
C. Tsunamis
D. Uplift or subsidence of large landmasses

29 The occurrence of identical fossil species like Glossopteris on widely separated continents is evidence of:

A. Ocean currents
B. Volcanic activity
C. Parallel evolution
D. Continental Drift

30 What happens to the Earth's magnetic polarity over geological time scales?

A. It rotates 90 degrees only
B. It weakens but never flips
C. It undergoes reversals
D. It remains constant

31 In Kober's Geosynclinal theory, the rigid masses bordering the geosyncline are called:

A. Randketten
B. Median Mass
C. Foreland
D. Kratogen

32 Sudden endogenetic forces include:

A. Continental uplift
B. Weathering
C. Volcanism and Earthquakes
D. Mountain building

33 The lithosphere includes:

A. The crust and the uppermost solid mantle
B. Only the crust
C. The mantle and the core
D. The crust and the asthenosphere

34 Which hypothesis regarding Isostasy assumes varying densities of crustal blocks but a uniform depth of compensation?

A. Pratt's Hypothesis
B. Wegener's Hypothesis
C. Holmes' Hypothesis
D. Airy's Hypothesis

35 The angle between Magnetic North and Geographic North is called:

A. Magnetic Inclination
B. Azimuth
C. Magnetic Dip
D. Magnetic Declination

36 Which sea separated Angaraland and Gondwanaland during the Mesozoic era?

A. Caribbean Sea
B. Tethys Sea
C. Red Sea
D. Mediterranean Sea

37 Denudation is a general term that covers:

A. Folding and Faulting
B. Weathering and Erosion
C. Uplift and Subsidence
D. Volcanism and Earthquakes

38 Vine and Matthews used magnetic anomalies on the ocean floor to prove:

A. The shrinking Earth theory
B. Sea Floor Spreading
C. The expanding Earth theory
D. Isostasy

39 The average density of the Earth's crust is approximately:

A. 5.5 g/cm³
B. 13.0 g/cm³
C. 2.7 - 3.0 g/cm³
D. 11.0 g/cm³

40 Which factor is NOT a primary control of landform development?

A. Rock type (Lithology)
B. Population density
C. Climate
D. Tectonic stability

41 According to Plate Tectonics, the lithosphere is broken into:

A. Plates
B. Shields
C. Continents
D. Oceans

42 Glacial Isostatic Adjustment refers to:

A. The melting of glaciers
B. The movement of glaciers downhill
C. The formation of ice sheets
D. The rebound of crust after the removal of ice weight

43 The 'Median Mass' in Kober's theory is:

A. The volcanic zone
B. The deepest part of the ocean
C. The unaffected middle part of the geosyncline between folded ranges
D. The foreland

44 Magnetic inclination (Dip) at the magnetic poles is:

A. 90 degrees
B. 180 degrees
C. 45 degrees
D. 0 degrees

45 Which of the following rocks is most susceptible to chemical weathering?

A. Sandstone
B. Quartzite
C. Limestone
D. Granite

46 Tillite deposits found in India, Africa, and Australia provide evidence for:

A. River deposition
B. Volcanic eruptions
C. Desertification
D. Ancient Glaciation regarding Continental Drift

47 The zone of low velocity seismic waves in the upper mantle is the:

A. Asthenosphere
B. Barysphere
C. Mesosphere
D. Lithosphere

48 What is the approximate radius of the Earth?

A. 3,400 km
B. 6,371 km
C. 12,000 km
D. 4,500 km

49 Which of the following is an example of an Exogenetic process?

A. Earthquake
B. Vulcanicity
C. Mass Wasting
D. Faulting

50 The concept that 'Mountains have roots' is associated with:

A. Pratt
B. Jeffreys
C. Airy
D. Holmes