Cycles In Nature

Name ONE gas that is released during decomposition of dead plant and animal parts:

• Oxygen

• Carbon Dioxide

• Nitrates

• Glucose

Tags

NGSS.MS-LS2-3

Which process is responsible for the release of oxygen into the atmosphere?

• Consumption

• Respiration

• Photosynthesis

• Perspiration

Tags

NGSS.MS-LS1-6

Which cycle involves condensation, evaporation, and precipitation?

• The water cycle

• The carbon cycle

• The nitrogen cycle

• The motor cycle

Tags

NGSS.MS-ESS2-4

When humans burn fossil fuels, most of the carbon quickly enters the                       as carbon dioxide.

• Water
• Atmosphere
• Sun
• Air

In the carbon cycle, producers take in the gas __

• carbon dioxide
• oxygen
• nitrogen
• carbon monoxide

Tags

NGSS.MS-LS1-6

Where is carbon stored in the environment?

• Fossil fuels
• Wood of trees
• Calcium carbonate (shells and bones)
• All of the above

Tags

NGSS.MS-LS2-3

Carbon dioxide is added to the atmosphere by

• Burning fossil fuels 
• Cellular respiration
• Decomposing organic matter
• All answers are correct

Animals use O₂ in the process of _____ to make more CO₂

• photosynthesis

• fermentation

• cellular respiration

• decomposition

The carbon in coal, oil, and natural gas came from

• the combustion of fossil fuels

• the remains of dead organisms

• carbon-fixing bacteria in swamp soil

• carbon dioxide dissolved in ocean water

Tags

NGSS.MS-ESS3-1

How animals get the nitrogen they need

• from the air they breathe
• from the water they drink
• from the food they eat
• from the Sun