Which type of rock is most likely formed from compacted shells and skeletons?
A) marble
B) salt
C) coal
D) limestone

Question

Which type of rock is most likely formed from compacted shells and skeletons? 
A) marble 
B) salt 
C) coal 
D) limestone

Quizplus · Accepted Answer

Limestone is primarily composed of calcium carbonate, which is commonly found in the shells and skeletons of marine organisms such as coral, mollusks, and foraminifera. Over time, these shells and skeletons can accumulate and become compacted to form limestone.

Which Type of Rock Is Most Likely Formed from Compacted