Oceans Review

Which answer choice correctly describes the continental shelf? (Read the answer choices carefully!)

• A steep drop

• A gentle slope

• A shallow, gentle slope that is the first part after the shore.

• Deep and nearly flat

What organism is missing from this ocean food chain:

sun --> _______ --> consumers --> decomposer

• producer

• plant

• organism

Tags

NGSS.MS-LS2-3

NGSS.MS-LS1-6

True or False: A food web is made of connected food chains.

• False

• True

Tags

NGSS.MS-LS2-3

What is salinity?

• A complex mixture of gases, water, and dissolved solids.

• A measure of all salts dissolved in H2O.

• A specific type of phytoplankton.

Check all of the following that correctly describe ocean currents.

• Affect navigation routes (paths ships take)

• Caused by wind patterns & differences in temperature

• Amount of salt in ocean water

• Affect mixing of ocean waters and plant and animal populations.

Tags

NGSS.MS-ESS2-6

Ocean depth varies from ________ to ________.

• Deep to shallow

• Shallow to deep

Which part of the ocean floor is the yellow arrow pointing towards?

• Continental Shelf

• Abyssal Plain

• Continental Rise

• Ocean Trench

Salinity varies in some places. Click all of the following that affect salinity.

• Amount of runoff from nearby land

• Depth of water

• Melting icebergs

• Rate of evaporation

Tags

NGSS.MS-ESS2-4

True or False: The ocean floor is covered in thick layers of sediment (sand, mud, rocks).

• True

• False

Tags

NGSS.MS-ESS2-3

Huge ocean waves that travel in a circular pattern are called:

• Tides

• Currents

• Waves

• None of the above