Why do plant fossils typically occur as carbonized impressions between layers in rocks?
A) because chemical reactions leave behind only the carbon
B) because they often begin to decay before fossilization
C) because they are easily moved by winds and water
D) because they are generally scavenged by animals

Question

Quizplus · Accepted Answer

When plants are buried in sediment, the organic material undergoes chemical reactions that result in the release of gases and the preservation of the carbon-rich structure of the plant. This leaves behind a carbonized impression that is often the only remaining evidence of the plant fossil.

Why Do Plant Fossils Typically Occur as Carbonized Impressions Between