Trace Fossils 0.0 / 5 ? GeologyF795A2/A-levelOCR Created by: Maria5Created on: 28-05-17 18:54 What is Ichnology? The study of trace fossils 1 of 8 What is Bioturbation? Burrowing or working the sediment in a way that disrupts the sediment, created by living organisms 2 of 8 What conditions do tracks form in? Muddy, fine grained sediments 3 of 8 What conditions do trails form in? Soft or muddy fine grained sediments. Terrestrial or marine 4 of 8 What conditions do burrows form in? Soft sand or mud 5 of 8 What do borings show? Evidence of a hard substrate 6 of 8 What conditions are root structures found in? Shallow marine, deltaic or terrestrial conditions 7 of 8 What do trace fossils preserve? The activity or behaviour of an organism 8 of 8
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