Carbon cycle
Water cycle
Nitrogen cycle
Phosphorus cycle
Sulfur cycle
100

The process of eating 

Feeding 

100

What are 2 of the stages from the water cycle 

Evaporation and condensation 

100

What is nitrogen used in? 

Fertilizer 

100

Where does phosphorus enter through the atmosphere? 

Volcanic aerosloes 

100

What is the Sulfur cycle 

The sulfur cycle is a biogeochemical cycle in which the sulfur moves between rocks, waterways and living systems

200

What is photosynthesis? 

The process where a plant takes in CO2 and gives O2 

200

What is precipitation?

Any form of water or liquid that comes from the clouds

200

Where does nitrogen rank in abundant elements 

5th 

200

Is the phosphorus cycle slow? 

Yes 

200

What releases Sulfur into the atmosphere 

Burning fossil fuels 

300

Burning fuel + O2 = ? 

Energy 

300

What is a form of precipitation? 

Rain, hail, snow and sleet 

300

Is nitrogen orderless and colourless? 

Yes 

300

What is the phosphorus cycle 

The phosphorus cycle is a vital biogeochemical cycle that plays a crucial role in the Earth’s ecosystem.

300

What is Sulfur? 

A nonmetallic chemical element

400

what is decompostation? 

The process of breaking down a material

400

What is evaporation? 

The process of turning liquid into vapour 

400

What happenes when you have too much nitrogen? 

You can get sick 

400

Who discovered phosphorous? 

Hennig Brand in 1669 

400

Plants absorb Sulfur in what form? 

In the form of amino acids such as methionine, cystine

500

how is decomposition stored 

decomposed is stored as carbon compounds in dead organism. 

500

How long ago did the water cycle begin 

3.8 billion years ago when the ocean 

500

Where is the largest source of nitrogen on earth found

The atmosphere 

500

Five steps from the phosphorus cycle 

Weathering, mineralisation by plants, assimilation by animals, decomposition by microorganism and geological uplift by tectonic movements 

500

 Sulfur makes up which essential compound in living organisms?

Proteins an vitamins 

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