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2025 Spring DCA Review Pt 1 Flashcards | StudBud
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2025 Spring DCA Review Pt 1
2025 Spring DCA Review Pt 1
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Questions
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Answers
1
Which of the following is NOT a human impact on surface water and groundwater?
Water Pollution
Irrigation
Increasing fish populations
Changing the flow of rivers
2
The region along plate boundaries where one plate is moved beneath another is called a
subduction zone
rift valley
divergent boundary
convergent boundary
3
How are humans changing and negatively affecting our oceans?
many types of chemicals being dumped into oceans from industrial plants
fishnets dragged along the ocean floor, destroying aquatic ecosystems
poor farming practices that push soil and chemicals into rivers and oceans
divers that extract coral from reef ecosystems
4
Continental drift theory
Continets are lost and need a map
Continents were once a super continent
Pagea
Continents were apart and then drifted together
5
Humans rely on oceans for which of the following?
All of the above
Income
Food
Oxygen
6
The region along plate boundaries where one plate is sinking beneath another is called
Rift valley
transform boundary
convergent boundary
subduction zone
7
where are plate tectonics located
under LA
S waves
crust and upper mantle of the Earth
p waves
8
What type of plate boundaries exists between the North American Plate and Eurasian Plate?
Convergent
Divergent
None of the above
Transform
9
Which is a
positive
human impact on watersheds?
Fertilizer
Plant trees
Road development
10
What is the impact of contaminated groundwater on human health?
Waterborne diseases
Increased resistance to diseases
Enhanced cognitive abilities
Improved immune system function
11
Which of these natural disasters tend to occur near plate boundaries?
volcanoes
none of these
both of these
earthquakes
12
What plate boundaries are responsible for earthquakes?
Divergent
Convergent
Transform
All three
13
The lithosphere can be ______ at plate boundaries.
Nothing can happen
Destroyed
Created
All of these
14
The human species has had a greater impact on Earth than any other.
False
True
15
Which type of plate boundaries form ocean trenches?
All boundaries
Transform
Divergent
Convergent
16
What is a beneficial human impact on watershed protection?
Removing riparian buffers
Establishing protected wetlands
Increasing chemical use
Creating more parking lots
17
What do scientists believe is the force behind the plate tectonics theory?
convection currents
the Sun's gravity
the movement of the planets
gravity slab pull
18
Which is a
negative
human impact on watersheds?
Picking up litter
Using a lot of chemicals outside
Cutting down water used
19
Why do so many volcanoes and earthquakes happen along plate boundaries?
none of these
bad weather in these areas
coincidence
plates move and shift
20
Which is not a human impact on watersheds
Hydroelectric Dams
Flood Control Dams
Watter pollution
Beaver Dams
21
Which is a
negative
human impact on watersheds?
Picking up litter
Using a lot of chemicals outside
Cutting down water used
22
What plate boundary movement made trenches?
Convergent
Divergent
Transform
23
At transform plate boundaries.....
The plates slide past eachother
None of the above
The plates collide
The plates divide
24
What are the three types of plate boundaries?
convergent, transverse, divergent
convergent, divergent, transform
divergent, transform, transverse
convergent, transverse, transform
25
The Himalayas were formed by which type of plate boundary movement
Transform
Convergence
Divergence
26
What events are common along plate boundaries?
Volcanoes
All Three
Mountain Formations
Earthquakes
27
Which of the following BEST describes human dependence on ocean systems?
food, climate regulation, recreation, oil extraction, and transportation
unimportant for human survival
source of recreational activities ONLY
for waste disposal
28
Which convergent plate boundaries form deep ocean trenches?
Oceanic-Oceanic Convergent
Continental-Continental Convergent
Continental-Oceanic Convergent
29
What are divergent plate boundaries?
Plates that don't move at all
Plates that move together
Plates that move apart
Plates that move past each other
30
Which type of plate boundary movement is caused by a heavier, more dense plate falling under another plate?
Convergent - subduction
Divergent
Transform
Convergent - continental to continental
31
Groundwater contamination is a human impact on which cycle?
Water
Nitrogen
Oxygen
Carbon
32
Humans rely on oceans for food and transport
False
True
33
tectonic plate movement is caused by
Earth spinning on its axis
convection currents in the atmosphere
convection currents in the mantle
the inner core spinning faster inside the outer core
34
True or False: New Oceanic Crust is made at Divergent Plate Boundaries
True
False
35
What impact do these human activities have on the groundwater?
The groundwater is contaminated (polluted)
The soil protects against pollutants
The leakage from septic tank will not reach the groundwater
The pesticides/fertilizers will have no impact
36
Which of these human actions can have a positive impact on all of Earth's spheres?
dumping waste
recycling plastic
burning fossil fuels
piling up landfills
37
This plate boundary movement causes
Earthquakes
Trench formation
Volcanic island formation
Mountain building
38
What is a way that humans do NOT rely on oceans?
mining
tourism
fresh water
scuba diving
39
What is the human impact on Groundwater?
polluted surface water gets into the ground it pollutes it
Humans fracking
Oil spills
Trash
40
Divergent plate boundaries....
pull away from each other
push toward/against each other
41
Places along plate boundaries where large numbers of interconnected faults are located are....
plate zones
aftershock zones
shake zones
fault zones
42
Convergent plate boundaries....
push toward each other
pull away from each other
43
examples of human impact on the groundwater part of the water cycle.
increase impervious surfaces create more run off.
depletion of aquifiers faster than they can be replaced
climate change changing precipiation patterns
acid rain from air pollution
44
One way that humans use seas and oceans is...?
We don't use the seas or oceans
For shelter
To throw trash away
For travelling
45
What plate boundaries are responsible for earthquakes?
Transform
All three
Convergent
Divergent
46
What type of plate boundaries create ocean basins?
transform
divergent
convergent
none of the above
47
Which answer is NOT a way to reduce Human impact on Watersheds?
Appropriate sewage treatment
Reduce, Reuse, Recycle
dump oil, soap, and human waste into fresh water sources
Clean up oil and gas spills
48
Before plate tectonics broke it into many continents, there was one supercontinent. What was it called?
Paraguay
Patagonia
Pangaea
Panacea
49
When plate boundaries form mountains this is an example of which boundary?
divergent
subduction zone
convergent
transform
50
Which one is not a evidence for plate tectonics?
Rocks
Dirt
Jigsaw like Continets
Fossils
51
Which is an example of negative human impact on watershed.
planting trees in erosion prone areas
building human activities away from runoff areas
reduce use of fertilizer on farmland
oil spills from cars and vehicles on roadways
52
Plate movement is caused by?
Earthquakes
Tsunamis
Plate convection
Convection Currents
53
Volcanoes happen at _____ plate boundaries.
divergent and convergent
divergent
convergent
54
What type of plate boundaries exists between the Pacific Plate and the North American Plate?
Convergent Only
Convergent + Transform
Convergent + Divergent
Divergent + Transfrom
