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BJU Earth Science (4th Ed) Ch. 13 Review Flashcards | StudBud
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BJU Earth Science (4th Ed) Ch. 13 Review
BJU Earth Science (4th Ed) Ch. 13 Review
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Review from textbook section reviews and chapter review
Flashcards
25 cards
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Questions
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Answers
1
chemical elements that make up most of the salt in seawater
nitrogen
chorine
sodium
minerals
2
do NOT add minerals to the oceans
volcanic ash
hydrothermal sources
precipitation
rivers
3
whales, fish, phytoplankton are examples of
marine mammals
benthic organisms
pelagic organisms
4
depth of ocean causes
decrease in seawater temperature
increase in marine life
increase in seawater salinity
increase in sea pressure
5
Which ocean basin is the largest?
Atlantic
Pacific
Indian
Arctic
6
Increasing salinity lowers the freezing point of seawater.
True
False
7
Which does NOT remove minerals from seawater?
biological activity
precipitation
capture by sediments
sea pressure
8
Which ocean basin do geologists believe is NOT a result of global tectonic activity?
Pacific
Indian
Arctic
Atlantic
9
applies standard sciences in the study of
oceanography
geology
chemistry
biology
10
determine local sea level
seawater salinity
ocean tides
ocean zones
weather
11
main chemical building block of all living things
oxygen
nitrogen
carbon
12
bottom-dwelling animals and plants
pelagic organisms
squid
jellyfish
benthic organisms
13
The ocean is getting more salty every year.
True
False
14
shore, beach, continental shelf, abyssal plain
topographical features of ocean basins
ocean basin tectonic features
rocky formations near the ocean
an atoll
15
How many main ocean basins are there?
three
one
five
four
16
ocean zone associated with the seacoast
benthic zone
abyssal zone
open ocean
littoral zone
17
rock-like features developed from the action of marine organisms
island arcs
tectonic plates
coral reefs
18
There is no light in the deepest part of the ocean.
False
True
19
average depth of the abyssal plain
100 miles deep
2.4 miles deep
250 miles deep
20
human activity that adds to the nitrogen cycle
artificial fertilizers
pollution
deep-sea fishing
cruise ships
21
Why is it difficult to get pure water from the ocean?
There is no pure water in the ocean.
It takes a lot of time
Desalination requires advanced technology.
Desalination is expensive.
22
reference point for measuring elevation, altitude, and depth
ocean salinity
wave height
mean sea level
23
factor that does not determine what type of marine life can live where
amount of light
how fast the local ocean environment changes
salinity of water
water depth
24
a ring of low coral islands and reefs surrounding a central lagoon
barrier reef
fringing reef
atoll
25
the deepest, darkest, coldest ocean zone
photic zone
aphotic zone
abyssal zone
intertidal zone
