Oceans Lessons 9-2 and 9-3 Review

This underwater structure is made up of small animals called corals.

• coral reef

• open-ocean zone

• currents

• continental shelf

Besides the vent ecosystem at the bottom of the open-ocean, where does most of the life live in this zone?

• near the surface

• close to the bottom

• nothing lives in this zone

Which zone is always changing?

• intertidal zone

• near-shore zone

• open-ocean zone

• vent zone

The California Current forms near the ________.

• continents

• desert

• mountains

• poles

The Gulf Stream begins in___________regions

• cold

• frigid

• tropical

• ocean

Without oceans, Earth's climate would be too harsh to support life.

• True

• False

Tags

CCSS.RI.5.2

CCSS.RI.6.2

CCSS.RL.5.2

CCSS.RL.6.1

CCSS.RL.6.2

What is the primary producer near ocean vents?

• seaweed

• krill

• plankton

• bacteria

This ocean zone is over the continental shelf, where the water gets no deeper than 200 meters. This zone is teeming with life.

• intertidal zone

• near-shore zone

• open -ocean zone

• zone

_________are streams of flowing water.

• coral reefs

• currents

• seafood

• trenches

Tags

CCSS.RI.5.2

CCSS.RI.6.2

CCSS.RI.7.2

CCSS.RL.5.2

CCSS.RL.6.2

This region of the ocean is closest to shore.

• continental shelf

• continental slope

• abyssal plain

• Mariana Trench