Q: Bivalvia and gastropoda are classes of what phylum? Choices: - Insects - fishes - diatoms - mollusks A:
mollusks

Q: What is another term for all eukaryotic organisms that are neither animals, nor plants, nor fungi? Choices: - paramecium - prokaryotes - arthropods - protists A:
protists

Q: Q: Animals that molt their exoskeletons belong to which clade? Choices: - protists - spirogyra - trichina - ecdysozoa A:
A: ecdysozoa

Question: Q: What are the only regions of space that electrons can occupy? Choices: - galaxies - inside nuclei - inside protons - orbits A:
Answer: orbits

*Question*
Q: What cage composed of 12 pairs of ribs, with their costal cartilages and the sternum, protects the heart and lungs? Choices: - sacral - lumbar - cervical - thoracic A:
**Answer**
thoracic

(Question)
Q: Spores are generally produced through what type of reproduction? Choices: - similar - asexual - hormone - sexual A:
(Answer)
sexual