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Earth Science Review: Catastrophic Events, Ecoregions, Watersheds Flashcards | StudBud
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Earth Science Review: Catastrophic Events, Ecoregions, Watersheds
Earth Science Review: Catastrophic Events, Ecoregions, Watersheds
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Cat Events, Ecoregions-Weathering, Erosion, Deposition, Watersheds
Flashcards
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26
Answers
1
How do wildfires effect a forest ecosystem?
all of the above
animals can be endangered
Fires affect biotic & abiotic parts of the forest
economic losses can impact humans
2
What type of pollution is caused by farming?
wide spread pollution
non-point source pollution
fertilizer pollution
point source pollution
3
How are most valleys found between mountains formed?
flowing water
rock slide
volcanic eruptions
erosion by the wind
4
Which catastrophic event would result in uprooted trees, wind over 200 mph, & houses destroyed?
wildfire
earthquake
flash flood
tornado
5
Which of the following is a TRUE statement about watersheds?
Plants growing in a watershed cause erosion of soil
Water flows away from the rivers
Human activity does not affect watersheds
The boundary between two watersheds is called a divide
6
Clear cutting trees from the forest would lead to an increase in ___________.
tree and plant growth
deposition of soil
erosion of soil
weathering of rocks
7
Which ecoregion would have erosion from waves?
Big Bend
Gulf coast
South Texas Plains
Hill Country
8
How were these cave formations made?
sun weathered rock over a long period of time
acidic ground water chemically breaks down rock over time
earthquakes formed underground caves
heating and cooling of rock
9
What are the results of a drought?
decrease in forest fires
floods
over production of crops
increase in forest fires
10
An unlimited amount of fresh water is available on Earth.
False
True
11
How does human activity affect groundwater?
Humans do not affect groundwater
Humans use ground water for recreational activities
Humans drill wells to remove water for everyday use
Humans increase the amount of groundwater on Earth
12
Which region of Texas has plateau land forms, little rainfall or plants & soil eroded by wind?
Big Bend Country
Panhandle Plains
Hill Country
Gulf Coast
13
Which of the following is NOT an ecoregion in Texas?
Prairies and Lakes
Gulf Coast
Big Bend Country
Ocean Front
14
What landform is pictured that forms where a river meets another body of water?
valley
lake
delta
mountain
15
The amount of space between particles that make up rock is called ___________
porosity
runoff
aquifer
water table
16
How are deltas formed?
salt water and fresh water mix
river water slows as it enters the ocean
river water speed up as it enters the ocean due to waves
ocean waves deposit sand as they meet rivers
17
What are some effects of floods?
contamination of drinking water
Loss of life
Disease
all of the above
18
How do landforms like the one pictured form?
Rock is deposited but not weathered
Rock is eroded but not weathered
Rock is weathered & eroded at different rates
All rock is weathered equally
19
Which of the following is NOT part of the information we studied about ecoregions of Texas?
landforms in the region
climate of the region
amount of rainfall (precipitation)
people living in a region
20
How do human activities affect groundwater?
all of the above
Humans create pollution that enters the groundwater
Humans have no affect on groundwater
Humans add water from wells to the groundwater
21
Which catastrophic events below are Geological Events?
Hurricane and Tornado
Drought and Volcano
Earthquake and Tsunami
Flood and Wildfire
22
What might cause the sand to look like this picture?
wind or water erosion and deposition
wind weathering
wind erosion
water erosion
23
Which of the following catastrophic events are NOT caused by Weather events?
Tornado and Wildfire
Tsunamis
Droughts and floods
Hurricanes
24
What is the water called that moves under the Earth's surface through porous rock?
water table
watershed
groundwater
surface water
25
What force is mainly responsible for erosion in the desert?
ice
wind
water
gravity
26
How can human activity cause algae to over grow in a pond?
flow of stream is slowed by human activity
there are fewer fish to eat the algae
waste from city can cause algae to grow
farm runoff may contain excess nutrients from fertilizer
