Ecology Chap 3 (7)

*THE PROPERTIES OF WATER*
Conversion of N₂ into useful compounds as nutrients for plants/animals w/in aquatic systems, soil, and roots of some plants where nitrogen fixing bacteria complete conversion

Nitrogen
*THE PROPERTIES OF WATER*
Circulates through H₂O, earth's crust, and living organisms

Phosphorus
*THE PROPERTIES OF WATER*
Circulates through biosphere humans have affected the sulfur cycle primarily by releasing large amounts of sulfur dioxide into the atmosphere

Sulfur
3 ways scientist study ecosystem
- 1. Some study Nature directly
- 2. Some study in Laboratory
- 3. Some use use models to stimulate ecosystems
What happens to energy as it flows through the food chains and food webs of an ecosystem ?

Each succeeding level decreases
What happens to Matter in a ecosystem ?

In the form of nutrients, cycles within and during ecosystems

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Ecology Chap 3 (7)

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Ecology

Updated

2013-10-16T22:40:10Z

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