Question

Michelle is observing a sand sample under a microscope when she finds many perforated shelled organisms. Further testing reveals that these shells are made of calcium carbonate. How should she classify these organisms?

Answer 1

After a thorough research, there exists a question that has the following choices.
A.They are sarcodines, belonging to phylum heliozoa of protozoa.
B.They are radiolarians, belonging to phylum ciliata of protozoa.
C.They are foraminiferans, belonging to phylum sarcodina of protozoa.

The correct answer is letter (C) They are foraminiferans, belonging to phylum sarcodina of protozoa.