Q: Give an example of benthos that live near vents on the deep ocean floor. Choices: - amphipods - crustaceans - arthropods - tubeworms A:
tubeworms

Q: What two element makes up a hyrdocarbon? Choices: - nitrogen and carbon - hydrogen and carbonite - helium and carbon - carbon and hydrogen A:
carbon and hydrogen

Q: Q: Soft cartilage gradually turns into hard bone through what process? Choices: - oxidation - elongation - calcification - ossification A:
A: ossification

Question: Q: What are scientists able to determine about stars using emission and absorption spectra? Choices: - shape - size - distance - composition A:
Answer: composition

*Question*
Q: After cell division what are the two new cells called? Choices: - offspring cells - production cells - step cells - daughter cells A:
**Answer**
daughter cells

(Q).
Q: Chemists use simple diagrams to show an atom's valence electrons and how they do what? Choices: - bond - react - escape - transfer A:
(A).
transfer