Question 1
Which of the following is
not a fossil?
◦ a tooth from an early man site in a lake sediment deposit
◦ imprint of an invertebrate shell in a mudstone
◦ a mummified sloth in a cave
◦ None of the above-these are all fossils.
Question 2
Petrified wood is an example of a fossil formed by ________.
◦ permineralization replacing original cellulose of the wood
◦ cast and mold preservation
◦ trace fossil imprints
◦ direct preservation