NEW
Font size
S
M
L
XL
WorksheetsOcean Resources
Total questions: 10
Worksheet time: 5mins
Name
Class
Date
1.
People depend on ocean organisms for __________________.
a)
minerals
b)
fuels
c)
food and water
d)
All of these choices
2.
Minerals and nutrients from deep in the ocean are brought to the surface in cold water as a result of __________________.
a)
thermal pollution
b)
upwelling
c)
marine turbulence
d)
human activity
3.
Fisheries renew themselves naturally each year, but __________________ has caused a shortage of fish in some areas.
a)
overfishing
b)
catch limits
c)
global warming
d)
aquaculture
4.
Fuels such as ________________ are created naturally over the course of hundreds of millions of years from the remains of dead marine organisms.
a)
coal
b)
nuclear material
c)
oil and natural gas
d)
wood
5.
_________________, the farming of salt and freshwater organisms, is increasingly common.
a)
Aquaculture
b)
Fisheries
c)
Surf fishing
6.
Although some ocean pollution is the result of natural occurrences, most pollution is related to _______________.
a)
global warming
b)
human activities
c)
ozone depletion
d)
upwelling
7.
Metals on the ocean floor can concentrate around pieces of shell, forming black lumps called _____________.
a)
coal
b)
nodules
c)
tar balls
d)
pollution
8.
Fresh water can be produced by removing the salt from ocean water using a process called ______________.
a)
salt water cleanup
b)
desalination
c)
water purification
d)
wastewater treatment
9.
___________________ from damaged tankers or drilling platforms can cause wide destruction to living things in the ocean.
a)
Propellors
b)
Sewage dumping
c)
Scrap metal
d)
Oil pollution
10.
The best way to keep the ocean clean is to ______________________.
a)
skim trash regularly
b)
stop using the ocean as a resource
c)
establish regulations for safety and environmental regulations
d)
start a war to take over the ocean as our own resource
Reset
