Question

across
2.with two symmetrical shells- mirror images of each other
3. the term crinoid means
5.rocktype made of layers of sand and clay
7.multicellular organisms that often live in colonies

down
1. exoskeletons are made up of this material
4. livied inside thier shells
6. phylum where starfish and sea urchins belong
8. individuality of coral is called​

Answer 1

Answer:

I don't no sorr

Explanation:

i am really sorry