Cycling of matter
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Cycling of Matter. What will we learn?. Cycling of matter within living systems Example of living system: compost bin. Conservation of Matter. Matter of a closed system will remain constant over time Matter is not created or destroyed but transformed into more complex forms.

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Presentation Transcript

What will we learn
What will we learn?

  • Cycling of matter within living systems

  • Example of living system: compost bin


Conservation of matter
Conservation of Matter

  • Matter of a closed system will remain constant over time

  • Matter is not created or destroyed but transformed into more complex forms


Cycling of matter1
Cycling of Matter

Decomposition

Plants

Herbivores

Predators

Nutrients in the Soil

Waste and Death

Decomposition


Decomposition
Decomposition

  • Break down of organic matter into simpler forms of matter

    AB  A+B

  • Complex plants break down into the major elements that compose them like carbon, nitrogen, phosphorous and more.

C + N + P + …


Composting
Composting

  • Break down of Matter


How does the matter break down
How does the matter break down?

  • Micro-organisms

    • Bacteria

    • Actinomycetes

    • Fungi

    • Protozoa

    • Rotifers

  • Worms


Ingredients for successful composting
Ingredients for Successful Composting

  • Carbon source (browns)

  • Nitrogen source (greens)

  • Water

  • Oxygen


Composting cycle
Composting Cycle

Micro-organisms

Worms

Compost

Organic

Waste

Replenish Soil

Cycle of Matter


Composting cycle1
Composting Cycle

  • The decomposing step within the cycle of matter has its own cycle.

  • This is the cycle of a compost bin


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