BJU Life Science Chapter 18 Review

An ecosystem is made up of all the

• areas in the biosphere with similar climates.

• abiotic and biotic factors that affect each other.

• living organisms in an area.

• nonliving factors in an area.

Which of the following is (are) not part of the biotic factors in a lake?

• aquatic plants

• bacteria in the mud

• fish

• water

Tags

NGSS.MS-LS2-2

People are considered what part of an ecosystem?

• an abiotic factor

• a biotic factor

• a niche

• none of the above

Which of the following is (are) not part of the biosphere?

• mountain peaks

• Yellowstone hot springs

• the earth's core

• the Arctic Ocean

The plants of a deciduous forest that grow beneath the tall trees are called the

• canopy

• permafrost

• tree line

• understory

Which biome has the greatest diversity of living things?

• chaparral

• desert

• tropical rainforest

• tundra

Tags

NGSS.MS-LS2-5

Water that is a mixture of fresh water and seawater is called

• brackish

• intertidal

• marine

• transient

Animals that live on or attach to the bottom of a lake or ocean are called

• benthos

• nekton

• plankton

• transient

Tags

NGSS.MS-LS2-2

Coral reefs are found in which biome?

• freshwater

• marine

• tropical rainforest

• tropical grasslands

Hummingbirds build their nests in trees where they are protected from predators. This describes the hummingbirds' ________.

• biome

• habitat

• niche

• zone