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• Let's take a moment to review what you observed at Nilpena. The organisms you
observed represented: -✓✓The rise of the oldest complex organisms
• If life was microscopic, what kind of evidence would be the easiest to look for
while observing the rock to indicate something once lived here? -✓✓Indirect
• -✓✓click on image 2 or 3
• What characteristics could you use to identify more of these structures? The
structure has been outlined for you and you can get a closer look in the gigapan
image (magnifying glass icon) if necessary. -✓✓- Tiny laminations in the layers
- A foamy texture within the rock
- Appears eroded or a deeper cut in the rock
• Here you see all of the observations that have been collected from this field site.
Using your new skills to identify possible signs of life, identify the images that
could possibly contain these signs of life based on visual observations. Click
"Next" once you've made your selections. -✓✓choose all 6
• Below you see all of the items that have been collected from this field site.
Identify the structures that could possibly be signs of life based on visual
observation. -✓✓- image 2
- image 4
- image 6