Ocean

Coral Reefs provide what to marine life? (a)  

• Food

• Oxygen

• Shelter

• Gentle Ocean waves

• All of them

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-3

Hurricanes are the result of heat energy and water evaporated from which of the following.

• natural springs in Texas

• reservoirs heated by industry

• oceans in tropics

• large lake in Africa

Tags

NGSS.MS-ESS2-5

NGSS.MS-ESS2-6

Which of the following human activities will have the greatest negative impact on the balance of organisms within ocean ecosystem?

• monitoring of major, global ocean currents

• recreational boating

• commercial fishing to provide food for humans

• mapping of the ocean floor by marine scientists

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Large nets are used to capture fish. These nets often catch unnecessary species that are not used by humans. What change could lessen the negative effect of using large nets for commercial fishing?

• exploring new and uncharted areas of the ocean where the nets can be used

• using nets in deeper regions of the oceans where different organisms live

• designing nets that release unwanted species without harming them

• decreasing the size of the nets, but using more of them

Tags

NGSS.MS-ESS3-3

NGSS.MS-ETS1-3

NGSS.MS-LS2-5

Which of the following substances necessary for human life is produced by ocean organisms that photosynthesize?

• Nitrogen

• Oxygen

• Carbon dioxide

• Helium

Tags

NGSS.MS-LS1-6

Chemicals used on crops to control insects affect ocean ecosystems when they -

• are washed into oceans, adding harmful substances.

• alter the climate and change ocean temperature.

• are made by using the salt found in ocean water.

• make rain water more acidic, destroying coral reefs.

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-5

Which of the following human activities will have the greatest negative impact on the balance of organisms within an ocean ecosystem?

• Commercial fishing to provide food for humans.

• Mapping of the ocean floor by marine scientists.

• Recreational boating in rivers, lakes, and streams.

• Monitoring of major global ocean currents.

Tags

NGSS.MS-LS2-4

Which of the following observations would indicate that runoff from terrestrial environments is reaching the ocean?

• Lower levels of carbon dioxide.

• Decrease in toxic chemicals.

• Increase in primary consumers.

• Accelerated growth of algae.

Fresh water can be produced by removing the salt from ocean water using a process called ______________.

• salt water cleanup

• water purification

• desalination

• wastewater treatment

Which of the following is NOT a source of pollution in the ocean?

• Fertilizers used on land.

• Sand drifting along the bottom of the ocean floor.

• Oils found on city streets.

• Emissions from gas-burning vehicles.

Tags

NGSS.MS-ESS3-3

NGSS.MS-ESS3-4