Human Dependence on Oceans

Quiz
•
Science
•
8th Grade
•
Hard
+4
Standards-aligned
Charles Martinez
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Some areas of an ocean are known as dead zones. These zones form when excess organic material decomposes. This increased decomposition uses up the oxygen from the water.
Which human activity is most affected by the increasing number of dead
zones in the ocean?
Offshore oil drilling, because water in dead zones is toxic
Commercial fishing, because fish cannot survive without oxygen
Commercial shipping, because dead zones change the course of ocean currents
Sand mining, because oxygen is not available to form the sands on ocean beaches
Tags
NGSS.MS-LS2-4
NGSS.MS-LS2-5
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Which of these human activities is most likely to cause the
excessive growth of phytoplankton in the world’s oceans?
The use of chemical fertilizers that are carried by runoff into rivers
The logging of old-growth forests, which results in erosion
The spraying of chemical herbicides that reduce carbon dioxide in the air
The mining of fossil fuels, which requires digging underground tunnels
Tags
NGSS.MS-ESS3-4
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Some areas of an ocean are known as dead zones. These zones form when excess organic material decomposes. This increased decomposition uses up the oxygen from the water. Which human activity is most affected by the increasing number of dead zones in the ocean?
Offshore oil drilling, because water in dead zones is toxic
Commercial fishing, because fish cannot survive without oxygen
Commercial shipping, because dead zones change the course of ocean currents
Sand mining, because oxygen is not available to form the sands on ocean beaches
Tags
NGSS.MS-ESS3-4
NGSS.MS-LS2-1
NGSS.MS-LS2-4
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
A coastal area that once supported a thriving fishing industry is overfished. The number of species found living in the marine ecosystem decreases. Which of these activities is most likely to increase the natural biodiversity in the area?
Building artificial reefs and limiting fishing activity
Introducing non-native species to fill unoccupied habitats and banning fishing
Building artificial reefs and increasing fishing activity
Eliminating non-native species and encouraging fishing for large predatory fish
Tags
NGSS.MS-LS2-4
NGSS.MS-LS2-5
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Which human activity would preserve nonrenewable resources?
Deforestation
Recycling
Removing carnivores from a forest
heating homes with fossil fuels
Tags
NGSS.MS-ESS3-4
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
What does biodiversity mean?
Only one species in an area.
The different amount of species in an area
All abiotic life
Nitrogen fixation
Tags
NGSS.MS-LS2-5
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Which process is responsible for carrying fertilizers that have been applied to crops into bodies of water, such as a river?
Runoff
Alien activity
Oceans
Evaporation
Tags
NGSS.MS-ESS2-4
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