Upload
ali-mantel
View
216
Download
1
Tags:
Embed Size (px)
Citation preview
A rabbit was captured and consumed by a coyote in the forest. The rabbit remains
(skin, bones, intestines, and some muscle) were left by the coyote on the ground.
What answer best describes what happens to the rabbit remains over time.
• They disappear• They are absorbed by plants• They are transformed into heat energy• They are broken down by other organisms
Describe your thinking. Provide an explanation for your answer.
What happens when things decompose (rot)?
1. What causes the fruit to decompose?2. What happens to the matter that makes up
the fruit?3. What happens to the energy that was stored
in the fruit?
Decomposers
• Detritivores- Small organisms (worms, insects) break down waste and dead organisms into smaller parts.
• Saprotrophs- Microorganisms (bacteria, fungi) digest the smaller parts into chemical forms that can be used by plants.
PREDICTIONS Room Temperature
Refrigerator Incubator (warm place)
Sterilized
Not sterilized
1. Fill in the table below telling whether or not you will observe decomposition in each container:
Measuring carbon dioxide (CO2) and oxygen (O2) concentrations in closed containers with decomposing bread
• Fungi
• Oyster Mushrooms