Trace Fossils
- Created by: Maria5
- Created on: 28-05-17 18:54
Other questions in this quiz
2. What do borings show?
- Evidence of alternating layers of hard and soft substrate
- Evidence of a marine environment
- Evidence of a hard substrate
- Evidence of a soft substrate
3. What conditions do burrows form in?
- Soft terrestrial soils
- Soft sand or mud
- Hard rock, for example, sandstone
4. What conditions are root structures found in?
- Deep marine or deltaic conditions
- Shallow marine, deltaic or terrestrial conditions
- Terrestrial conditions with an acidic soil
- Deep marine or terrestrial conditions with acidic soil
5. What is Bioturbation?
- Burrowing or working the sediment in a way that disrupts the sediment, created by living organisms
- The impression of a dis-articulated animal
- Burrowing or working the sediment in a way that disrupts the sediment, created by fossils in eddy currents
- The impression of a whole animal
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