Earth Chapter 14 Test

A smooth, nearly flat region of the ocean floor is called _____.

• a trench

• a mid-ocean ridge

• an abyssal

• a sea mount

An area where rivers flow into the ocean and fresh water and salt water mix is _____.

• a tide pool

• a hydrothermal vent

• an estuary

• a kelp forest

Tags

NGSS.MS-LS2-3

A tropical ocean community made by tiny animals that have algae growing in their tissues is _____.

• a mangrove forest

• a salt marsh

• an intertidal zone

• a coral reef

Tags

NGSS.MS-LS2-3

NGSS.MS-LS1-6

In open-ocean zone, organisms depend directly or indirectly on food that is made by _______.

• marine animals

• nekton in the water column

• plants growing on the deep ocean floor

• algae near the surface

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-2

Most ocean pollutants come from ______.

• marine organisms

• the land

• the atmosphere

• Earth's core

Tags

NGSS.MS-LS2-4

Benthos are free-swimming animals that can move throughout the water column.

• true

• false

Nekton are free-swimming animals that can move throughout the water column.

• true

• false

The area between high and low tide lines is the neritic zone.

• true

• false

The area between the high and low tide lines is the intertidal zone.

• true

• false

Water that is partly salty and partly fresh is brackish.

• true

• false