Earth's Oxygen Cycle
Earth's Carbon Cycle
Earth's Nitrogen Cycle
Forms of Carbon
100

The driving force for making oxygen available for life

What is Photosynthesis?

100

Name of the process by which living organisms take in carbon.

What is consumption?

100

The process where nitrates are converted to nitrogen gas and released to the atmosphere.

What is denitrification?

100

The hardest material on earth

What are diamonds?

200

The term used for "dead zones" that have low oxygen levels.

What is hypoxic?

200

The process by which living organisms, including plants and animals, convert carbon into CO2 and release energy.

What is respiration?

200

The process by which bacteria and fungi convert nitrogen in dead plants and animals into ammonia.

What is ammonification?

200

The odorless, colorless gas found that humans exhale.

What is Carbon Dioxide?

300

The sphere that oxygen enters when it dissolves into water.

What is the hydrosphere?

300

The process where plants convert carbon dioxide from the atmosphere into organic matter using sunlight and water.

What is photosynthesis?

300

The appearance-deciding genetic item that nitrogen is crucial for the formation of.

What is Deoxyribonucleic Acid (DNA)?

300

The material used for pencil tips.

What is graphite?

400

The structural difference between ozone and oxygen.

What is ozone having an extra oxygen molecule?

400

The part of the carbon cycle where bacteria and fungi break down dead organisms and release carbon back into the atmosphere and soil.

What is decomposition?

400

Compounds that plants more easily absorb nitrogen through.

What are nitrates?

400

The liquid substance used to power vehicles.

What is gasoline?

500

The form that oxygen takes when entering organisms that has the following formula: C6H12O6

What are carbohydrates?

500

The two sources of energy for the carbon cycle.

What are solar energy & the earth's internal energy?

500

The industrial process by which ammonia is produced by combining nitrogen with hydrogen.

What is the Haber-Bosch process?

500

Carbon based fuels that come from prehistoric decomposed organisms.

What are Fossil Fuels

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