Podcast
Questions and Answers
What type of fossil is formed when sediments and minerals fill up the body cavities of an organism?
What type of fossil is formed when sediments and minerals fill up the body cavities of an organism?
- Trace fossils
- Cast fossils (correct)
- True form fossils
- Mold fossils
Which fossil preservation process involves groundwater filling up spaces in an organism's body?
Which fossil preservation process involves groundwater filling up spaces in an organism's body?
- Mold fossilization
- Replacement
- Permineralization (correct)
- Carbonization
Which type of dating method provides a numerical estimate of the age of rock layers and fossils?
Which type of dating method provides a numerical estimate of the age of rock layers and fossils?
- Relative dating
- Index dating
- Stratigraphy dating
- Radiometric dating (correct)
What do index fossils provide information about in relation to other fossils?
What do index fossils provide information about in relation to other fossils?
Which fossil type represents traces left behind by organisms in the past?
Which fossil type represents traces left behind by organisms in the past?
In what fossil preservation process are minerals in an organism's body replaced by other minerals?
In what fossil preservation process are minerals in an organism's body replaced by other minerals?
Which dating method involves estimating sequences of events by sequencing rock layers through stratigraphy?
Which dating method involves estimating sequences of events by sequencing rock layers through stratigraphy?
What is a scientific name composed of?
What is a scientific name composed of?
What does a cladogram show relationships between organisms based on?
What does a cladogram show relationships between organisms based on?
What type of evidence involves studying molecules like DNA, RNA, and proteins?
What type of evidence involves studying molecules like DNA, RNA, and proteins?
What do phylogenetic trees commonly use to show relationships between organisms?
What do phylogenetic trees commonly use to show relationships between organisms?
What does the length of branches in a phylogenetic tree sometimes indicate?
What does the length of branches in a phylogenetic tree sometimes indicate?
In terms of evolution, what do homologous structures indicate?
In terms of evolution, what do homologous structures indicate?
