Removals

Question 1

The great iron catastrophe states that:

Answer 1

The majority of the world’s iron deposit went to the core

Question 2

Based on the Bowen’s reaction series these two minerals should not coexist in the same rock

Answer 2

Quartz and Olivine

Question 3

In the selection below, which one is the most insignificant erosional agent?

Answer 3

Wind

Question 4

In the selection below, which process does not primarily form joints?

Answer 4

Vein filling

Question 5

This criteria indicates the uniformity of sediment size in the sedimentary rock

Answer 5

Sorting

Question 6

Based on the selection the most active volcanic belt is in the?

Answer 6

Circum Pacific ring

Question 7

A Cirque can be described as:

Answer 7

A bowl shaped depression at the upper reaches of the glacier

Question 8

These ate knife-like ridges in between glaciers

Answer 8

Arete

Question 9

Which volcanoes have slopes rarely steeper than 10 degrees because they are composed mostly of low viscosity lava flows?

Answer 9

Shield Volcanoes

Question 10

An igneous rock that possess a combination of minerals of markedly different sizes is

Answer 10

porphyry

Question 11

A tsunami is _____

Answer 11

Seismic sea wave

Question 12

P-wave is one in which

Answer 12

Movement is forward and back in the same directions the wave travels

Question 13

Most volcanoes takes place in the

Answer 13

Circum-Pacific Belt

Question 14

An earthquake’s source of energy is located at the ____ , but the location at the land surface above that point is called the _____.

Answer 14

Focus, epicenter

Question 15

Which step is essential to the development of an angular unconformity?

Answer 15

Uplift and tilting

Question 16

Which of the order of increasingly coarser grainsize and perfection of foliation?

Answer 16

Slate>Phyllite>Schist>Gneiss

Question 17

The interactions among the atmosphere, hydrosphere, and biosphere are major contribution to:

Answer 17

Weathering of Earth materials

Question 18

Plates are composed of

Answer 18

Continental and Oceanic Crust

Question 19

Plate movement is thought to be the result of

Answer 19

Convection cells

Question 20

Rock resulting from the crystallization of magma are:

Answer 20

Igneous

Question 21

Which of the following is an example of a divergent plate boundary?

Answer 21

The Mid-Atlantic Ridge;

Question 22

The premise that the present geologic processes have operated throughout geologic time is the principle of

Answer 22

Uniformitarianism;

Question 23

The person credited with developing the continental drift hypothesis is;

Answer 23

Wegener;

Question 24

The name of the supercontinent that formed from all landmassess on Earth is:

Answer 24

Pangea

Question 25

A pyramidal structure consisting of four oxygen atoms and one silicon atom is known as the;

Answer 25

Silica tetrahedron;

Question 26

An igneous rock having a composition of diorite and very large mineral crystals is;

Answer 26

Pegmatite

Question 27

The size of the mineral grains composing an igneous rock is a useful criterion for determining whether the rock is and/or

Answer 27

Plutonic/volcanic

Question 28

Which of the following pairs of igneous rocks have the same mineral composition?

Answer 28

Basalt-Gabbro

Question 29

Which of the following is a discordant pluton?

Answer 29

Dike

Question 30

Its a zone of many individual faults and fractures, their splays is called;

Answer 30

Fault splays;

Question 31

Which hypothesis states that as strain builds up, it overcomes friction to cause an earthquake?

Answer 31

Elastic Rebound Model;

Question 32

What evidence proved that South America, Africa, India and Australia were once covered by glaciers?

Answer 32

Glacial deposits and rock surfaces scarred by glaciers

Question 33

Emplaced bodies of ophiolites in an island arc setting like in the Philippines occur in

Answer 33

Supra-subduction zones

Question 34

Which of the following might provide evidence that a fault zone exists in an area?

Answer 34

Lines or lineaments on the surface of the Earth as seen from above the zone

Question 35

Earthquakes that occur along faults are created when;

Answer 35

Stress builds up until rocks break;

Question 36

Emplaced bodies of ophiolites is an island-arc setting like in the Philippines occur in?

Answer 36

Supre-subduction zones

Question 37

What happens to rock around a subducting slab?

Answer 37

it goes under the other plate

Question 38

It refers to presence of individual faults within an area of complex deformation

Answer 38

fault zone;

Question 39

In the selection below, which one is an iron pyroxene

Answer 39

Ferrosilite

Question 40

In the selection below, which one is an iron olivine

Answer 40

Fayalite

Question 41

Which silicate group is where Olivine belongs?

Answer 41

Nesosilicate

Question 42

Which silicate groupies where most clay and mica belong?

Answer 42

Phyllosilicate

Question 43

Based on the Metamorphic Facies diagram, where would blueschist most likely occur?

Answer 43

Subduction zone

Question 44

The source of heat for the formation of greenschist is most likely coming from;

Answer 44

Volcanism

Question 44

In the selection below, which mineral would indicate the metamorphism of the highest grade? a. Garnet b. Kyanite c. Biotite d. Chlorite e. Sillimanite

Answer 44

e. Sillimanite

Question 44

Metamorphic rock consisting chiefly of Quartz

Answer 44

Quartzite

Question 44

Blocks B is positioned south of Block A, if their overall displacement is northwards with Block B moving faster than A, what type of faulting is A-B?

Answer 44

Thrust fault

Question 45

This texture can be produced by plutons exhibits equigranular grain sizes with less than 50% relatively larger sizes

Answer 45

Porphyritic

Question 46

A Peridotite with composed of at least 90 % Olivine

Answer 46

Dunite

Question 47

These are cartilaginous jawed fish, first appearing in the Silurian Period

Answer 47

Chondrichthyes

Question 48

These are circular, geochemical markers for exploration

Answer 48

Geochemical halos

Question 49

Dendritic drainage pattern indicates that;

Answer 49

Underlying lithology is uniform

Question 50

This process is where a river abandons its channel rapidly to form a new one;

Answer 50

Avulsion

Question 51

This geomorphological process is where a mature or old river returns to a young or younger stream by tectonic processes, sea level changes, etc.

Answer 51

Rejuvenation

Question 52

These are elements that compose mostly of the Earth’s crust;

Answer 52

Lithophile

Question 53

These are elements that compose mostly of the metal-sulfides;

Answer 53

Siderophile

Question 54

This magmatic differentiation process indicates that magma evolves as minerals precipitate

Answer 54

Fractional Crystallization

Question 55

The following are criteria for index fossils except;

Answer 55

Complete

Question 56

This is the oldest intrusion in the Philippines

Answer 56

Lutopan Diorite

Question 57

This is the agreed age of the Philippine Fault

Answer 57

Plio-Pleistocene

Question 58

This is the “age of Philippine Gold” among explorationists

Answer 58

Oligo-Miocene

Question 59

The appearance of this delta is due to being a river dominated delta;

Answer 59

Bird’s foot

Question 60

This is a collective term for “chaotic” deposits,it may be caused by supra-subduction, submarine landslides, and emplacement;

Answer 60

Olistostrome

Question 61

Elements that the ionic radii is small enough to fit into the spaces along crystallographic sites

Answer 61

Incompatible Elements

Question 62

Minerals/Elements used as exploration markers, which are not necessarily of economic value

Answer 62

Pathfinder Elements

Question 63

This fractional crystallization method is where magma begins to crystallize from the outer parts of magma chamber to inward

Answer 63

Inward Crystallization

Question 64

These are the evidence for magma mixing except one a. Mingling of Magmas b. Disequilibrium of Mineral Assemblages c. Reverse Zoning in mineral assemblage d. All of the Above e. None of the Above

Answer 64

All of the Above

Question 65

Fossils that are composed of footprints, burrows and excreta

Answer 65

Trace Fossils

Question 66

The geoscientist who first published the geological map of Great Britain

Answer 66

William Smith

Question 67

All of these deposit type have the commodity intrinsically within the host rocks except:

Answer 67

Nickel Laterite

Question 68

All of these are supergene deposits, or mostly are enriched through supergene deposits except: a. Nickel Laterite b. Bauxite Laterite c. Gossan deposits d. High sulfidation Epithermal e. None of the Above

Answer 68

Nickel Laterite

Question 69

These occurs on veined type deposits where small low grade veins cm in scale suddenly becomes high grade veins, meters in size

Answer 69

Pinch and Swell

Question 70

In operating mines, the SDMP find will have to allocated as 1.5 % of the?

Answer 70

Gross Income

Question 71

This is a 2 year contract, intended for exploration work renewable for 2 terms

Answer 71

Exploration Permit

Question 72

These type of geophysical survey detects density differences a. Gravity b. Seismic c. GPR d. Electrical Resistivity e. A, B, and C

Answer 72

e. A, B, and C

Question 73

In the selection below, which geophysical technique will be used for groundwater exploration?

Answer 73

Electrical Resistivity

Question 74

What are the best exploration markers for gold? a. Small Scale miners b. Geochemical soil and water anomalies c. Alteration Markers d. All of the above e. None of the above

Answer 74

All of the above

Question 75

This is termed as the surface elevation of the hole when drilling?

Answer 75

Collar elevation