Biogeochemical Cycles Review

Water molecules enter the atmosphere when they ________ from bodies of water.

• precipitate

• evaporate

• condense

• infiltrate

Tags

NGSS.MS-ESS2-4

During _____, water enters the atmosphere by evaporating from the leaves of plants.

• photosynthesis

• evaporation

• precipitation

• transpiration

Tags

NGSS.MS-ESS2-4

Examples of precipitation in the gas form include:

• rain and dew

• vapor, humidity, and steam

• ice, snow, and hail

• rain, sleet, and snow

Tags

NGSS.MS-ESS2-4

NGSS.MS-PS1-4

Human activities such as ____________ cycle carbon through the carbon cycle.

• consumption

• photosynthesis

• burning fossil fuels

• decay

Tags

NGSS.MS-ESS2-1

NGSS.MS-LS1-6

Plants use ____ to build organic molecules during _____.

• CO2; photosynthesis

• O2; photosynthesis

• CO2; respiration

• O2; respiration

Tags

NGSS.MS-LS1-6

Where are the sources of carbon in the ocean?

• respiration of large aquatic mammals

• biomass reservoirs

• limestone rock beds

• shells and dissolved CO2

Tags

NGSS.MS-LS2-3

The conversion of atmospheric nitrogen into a form used by plants is a process called _____

• ammonification

• denitrification

• nitrogen fixation

• decay

Tags

NGSS.MS-LS2-3

The conversion of nitrogen from the soil into nitrogen gas is called _____

• ammonification

• denitrification

• nitrogen fixation

• decay

The atmosphere is ______ nitrogen gas.

• 25%

• 52%

• 78%

• 87%

Nitrogen fixing ______ live in the _____ or within _____ of plants.

• bacteria; water; leaves

• bacteria; air; stems

• bacteria; soil; flowers

• bacteria; soil; roots