GEOLOGY

EARTH SCIENCE

FOSSILS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What are cavities left in rocks when a shell or bone dissolves called?
A
cast
B
mold
C
index fossil
D
premineralized remains
Explanation: 

Detailed explanation-1: -Sometimes, open pores in the rock let water and air reach the organism or part, causing it to decay or dissolve. What is left behind is a cavity in the rock where the organism or part was. This empty space is called a mold.

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