Which of the following best describes the lithosphere?

Combined layer of crust + solid upper mantle

Which of the following is true according to the convection current hypothesis of plate motion?

Upwelling in the mantle pushes plates apart.

What is the plate tectonic super-cycle?

The ongoing cycle of formation/breakup of supercontinents

Why are there no active volcanoes on the Australian continent?

The Australian continent is not on a plate boundary.

What features are associated with Continent-Continent Convergent boundaries (see diagram)?

Mountain ranges and frequent powerful earthquakes

What structure is shown in the diagram?

A fold at a convergent boundary.

Where is a deep focus earthquake most likely to occur on the Australian–Indian Plate?

At the subduction zone along the northern plate boundary

Which of the following events is most likely to cause a tsunami?

Shallow earthquake along north edge of Aust. – Indian Plate

Which of the following rocks are the oldest?

Gneisses of the Gawler Craton in South Australia

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12 EES Tectonic Impacts Quiz

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Answers

1
Which of the following best describes the lithosphere?
Combined layer of crust + solid upper mantle
Layers of solid rock which occur within the earth
Upper fluid layer of mantle
Outermost layer which consists continental and oceanic crust
2
Which type of wave, associated with earthquakes, causes the most damage?
X
P
S
L
3
Which of the following is true according to the convection current hypothesis of plate motion?
Hot spots in the mantle cause lithospheric thickening.
Upwelling in the mantle pushes plates apart.
Colder regions in the mantle attract plates.
Down-welling in the mantle causes transform faults.
4
What is the plate tectonic super-cycle?
The ongoing cycle of formation/breakup of supercontinents
Cycles in the motion of plates at divergent boundaries
Recycling of lithospheric plates at convergent boundaries
The regular cyclic motion of supercontinents around equator
5
Name the two types of lithospheric plates.
Oceanic and Continental.
Marine and Terrestrial
Marine and Continental.
Oceanic and Terrestrial.
6
Which boundary type does the diagram represent?
Ocean-Continental Divergent
Continent-Continental Convergent
Ocean-Continental Convergent
Continent-Continental Divergent
7
Which plate boundary type is most likely to contain basalt?
Conservative
Divergent
Convergent
8
Which volcanic product is most likely to cause a decrease in global temperatures?
CO2 emissions
Lava flows
Lahars
Sulfur dioxide emissions
9
Why are there no active volcanoes on the Australian continent?
Conservative boundaries do not produce magma.
The Australian continent is not on a plate boundary.
Australia's ancient cratons are resistant to volcanoes.
Australian earthquakes are not intense enough to make magma.
10
What features are associated with Continent-Continent Convergent boundaries (see diagram)?
Mountain ranges and andesitic volcanoes
Mountain ranges and basaltic volcanoes
Mountain ranges and no earthquakes
Mountain ranges and frequent powerful earthquakes
11
Intra-plate earthquakes occurring in Australia are most likely caused by...
Hot spots under the plate
Subduction of the plate
Thining of the plate
Stress on the plate
12
In which state are Australia's oldest rocks are found?
NSW
South Australia
Western Australia
Tasmania
13
Which rock type usually makes up oceanic plates?
sandstone
limestone
granite
basalt
14
Which type of lithospheric plate is thicker?
Continental
Oceanic
15
What structure is shown in the diagram?
A fault at a divergent boundary.
A fault at a convergent boundary.
A fold at a divergent boundary.
A fold at a convergent boundary.
16
Where is a deep focus earthquake most likely to occur on the Australian–Indian Plate?
At the continental margins of New South Wales
At the subduction zone along the northern plate boundary
At the centre of the Sydney Basin
At the mid-oceanic ridge along the southern plate boundary
17
Two super-continents which have been formed/destroyed by the plate tectonics supercycle are...
Pangea and Laurasia
Rodinia and Laurasia
Pangea and Gondwana
Rodinia and Pangea
18
Which rock type usually makes up continental plates?
sandstone
limestone
basalt
granite
19
What plate boundary type is displayed in the picture?
Convergent
Divergent
Conservative
20
Which plate boundary type is most likely to contain andesite?
Conservative
Convergent
Divergent
21
Where are earthquakes and volcanoes are most likely to occur?
At plate boundaries
At the centre of plates
At the equator
On the sea floor
22
Which of the following events is most likely to cause a tsunami?
Out pouring magma at south edge of Aust–India Plate boundary
A volcanic eruption in Hawaii producing a lava flow
Shallow earthquake along north edge of Aust. – Indian Plate
Volcanic eruption causing an earthquake in central Australia
23
What geological event may be preceded by the release of radon gas?
Volcanic eruption
Earthquake
Tsunami
24
Which of the following rocks are the oldest?
Quartzites of the Lachlan Fold Belt in New South Wales
Gneisses of the Gawler Craton in South Australia
Limestones of the Canning Basin in Western Australia
Basalts of the Older Volcanics in central Victoria

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