Ecosystems and Communities

Single-celled algae that grow in lakes and ponds are called ____________________.

• zooplankton

• amoebas

• phytoplankton

• viruses

A small city park that is sunnier and windier than the climate of the surrounding areas has it own ____________________.

• density

• climate

• microweather

• microclimate

Organisms within an ecosystem are ____________________ factors in that ecosystem.

• biotic

• abiotic

• limiting

• ambient

Atmospheric gases that trap heat inside Earth’s atmosphere are called ____________________ gases.

• inert

• noble

• greenhouse

• greenish

Tags

NGSS.HS-ESS2-6

The energy of incoming ____________________ drives Earth’s weather and helps to determine climate.

• sunlight

• x-rays

• gamma radiation

• electricity

Tags

NGSS.MS-ESS2-6

NGSS.MS-ESS2-5

NGSS.MS-ESS2-4

A swamp is different from a lake as a freshwater ecosystem because a swamp is a(an) ____________________ ecosystem.

• aquatic

• wetland

• desert

• brackish

An aquatic environment’s water ____________________ refers to the amount of dissolved salts, nutrients, and oxygen in the water.

• physics

• biology

• chemistry

• thermodynamics

Tags

NGSS.MS-ESS2-4

Weather differs from ____________________ in that weather can change on a daily basis and is not considered a description of year-to-year conditions of temperature and precipitation.

• temperature

• climate

• meteorology

• precipitation

The photic zone

• extends to the bottom of the open ocean.

• extends to a depth of about 200 meters.

• is deep, cold, and permanently dark.

• is where chemosynthetic bacteria are the producers.

Tags

NGSS.MS-LS1-6

Ponds and lakes are

• wetlands.

• estuaries.

• standing-water ecosystems.

• flowing-water ecosystems.