Fragments of rocks and seashells can be eroded into ________________.
What is sands?
100
Systems of cracks formed when the seafloor spreads apart are known as ______________________.
What is rift zones?
100
Through __________________, animals use the oxygen released by plants and food to produce energy.
What is respiration?
100
People can eliminate ___________________ by cooling water before releasing it into the ocean.
What is thermal pollution?
100
A seamount is an underwater mountain formed by a _____.
a. rift zone
b. buckling of the seafloor
c. volcano
d. trench
What is c. volcano?
200
Surface waves, tides, and ___________________ are the forces that affect shorelines.
What is currents?
200
A mid-ocean ridge is an underwater _______________ that forms near a rift zone.
What is mountain range?
200
Diatoms are an example of plant________________ found in the ocean.
What is plankton?
200
Disrupting food chains is one way that ocean pollution affects the__________________.
a. coastal communities
b. ocean
c. entire Earth
d. water supply
What is c. entire Earth?
200
A mid-ocean ridge is an underwater__________.
a. volcano
b. mountain chain
c. valley
d. plain
What is b. mountain chain?
300
Sand is a feature of ___________________ (type of shoreline).
What is beaches?
300
The _______________________ is the relatively flat seafloor in the deep ocean formed by deposits filling in valleys.
What is abyssal plain?
300
Excessive soil sediments can lead to the death of filter-breathing ______________________ such as oysters.
What is benthos?
300
A form of pollution that fertilizes the water is____________.
a. herbicides
b. human sewage
c. medical waste
d. soil sediments
What is b. human sewage?
300
Ocean plants and animals that live on the ocean floor are__________.
a. nekton
b. plankton
c. benthos
d. diatoms
What is c. benthos?
400
The width of a shore is dependent upon the ____________.
a. surface waves
b. currents
c. wind erosion
d. high and low tides
What is a. high and low tides?
400
Chemosynthesis is a process that takes place in________________.
a. ocean trenches
b. shorelines
c. coral reefs
d. rift zones
What is d. rift zones?
400
Coral reefs are made up of colonies of________________.
a. animals
b. plants
c. rocks
d. plants and animals
What is a. animals?
400
All of these can be found on the ocean floor EXCEPT_____.
a. the shoreline
b. benthos
c. an abyssal plain
d. an ocean trench
What is a. the shoreline?
400
The ocean provides organisms with all of the following EXCEPT_____________.
a. buoyancy
b. constant temperature changes
c. nutrients
d. method of reproduction
What is b. constant temperature changes?
500
All of the following are characteristics of rocky shorelines EXCEPT______________.
a. beaches
b. cliffs
c. hollows
d. caves
What is a. beaches?
500
____________ are formed when one part of the seafloor is forced under another part.
a. Rift zones
b. Ocean trenches
c. Mid-ocean ridges
d. Seamounts
What is b. Ocean trenches?
500
The ocean provides organisms with _______________ which enables them to move easily.
a. water
b. nutrients
c. chemosynthesis
d. buoyancy
What is d. buoyancy?
500
The continental slope is located at the end of the _______.
a. shoreline
b. continental shelf
c. rift zone
d. ocean trench
What is b. continental shelf?
500
_______________ animal plankton depend on surface currents to move them.
a. All
b. None of the
c. Some
d. Most