Oceans Review

Motions

100

What does the word salinity mean?

The amount of salt in the water

200

The rise and fall of the ocean due to Moon's gravity is called?

a. currents

b. waves

c. tides

c. tides

300

Waves are?

a. the rise and fall of the ocean

b. the up and down motion of the water

c. the underwater movement of water

B. the up and down motion of the water

400

Currents move as a result of? Select all correct answer choices. 

a. temperature changes

b. salinity

c. wind

d. Moon's gravity

a,b,c

500

What current follows along the east coast and brings warm waters from Mexico?

a. East current

b. Mexican current

c. Gulf Stream current

d. Southern current

c. Gulf Stream 

Ocean Layers

100

Which layer in the warmest?

a. sunlight layer

b. twilight layer

c. midnight layer

a. sunlight

200

Which layer gets some sun?

a. sunlight layer

b. twilight layer

c. midnight layer

b. twilight

300

What layer is the darkest?

a. sunlight layer

b. twilight layer

c. midnight layer

c. midnight layer

400

Which layer(s) have no plants?

a. sunlight layer

b. twilight layer

c. midnight layer

b and c

500

List the layers in order

Sunlight, twilight, midnight

Ocean Floor

100

The part of the ocean that we stand on is?

a. continental shelf

b. continental slope

c. continental rise

a. continental shelf

200

The deepest part of the ocean is?

ocean trench 

300

what part of the ocean floor covers the most of the ocean? 

a. ocean trenches

b. abyssal plain

c. continental slope. 

b. abyssal plain

400

What is the world's tallest and longest mountain range underwater called?

a. abyssal plain

b. mid-ocean ridge

c. continental rise

b. mid ocean ridge 

500

What is the name of the deepest trench?

Mariana Trench

Food Webs

100

Animals that make their own food are?

Producers

200

Animals that eat other animals are? 

consumers

300

A great example of a producer is? 

a. phytoplankton

b. zooplankton 

a. phytoplankton

400

Look at the printed food web on your table. What is eating the elephant seal? 

the orca

500

In the food web, who is a consumer? 

answer will vary

Ocean Animals

100

Name an ocean animal

answers will vary

200

Kelp is an example of a ?

a. Non-moving

b. Floating

c. Swimming

a. Non-moving

300

A clownfish is?

a. swimming

b. non-moving

c. floating

a. swimming

400

What plankton is animal like?

Zooplankton 

500

Few animals live in the twilight zone, which of the following animals do?

A. anglerfish

b. clownfish

c. Blobfish

d. Whale shark

a and c