Q: When an oxidation number of an atom is decreased in the course of a redox reaction, that atom is being what? Choices: - replaced - increased - destroyed - reduced A:
reduced

Q: The mole fraction of the solvent is just one minus the mole fraction of what? Choices: - nutrients - solution - molecules - solute A:
solute

Q: Q: When flagellated sperm must swim to the egg, sexual reproduction requires the presence of what substance? Choices: - air - nitrogen - sunshine - water A:
A: water

Question: Q: Human culture is related to evolutionary theory in the discipline of what? Choices: - astrology - psychopathology - ethnology - sociobiology A:
Answer: sociobiology

*Question*
Q: What are two types of frozen percipitation? Choices: - icycles and icebergs - rain and hail - ice and frost - snow and hail A:
**Answer**
snow and hail

(Q).
Q: What is another term for the parabolic motion of a thrown object? Choices: - newtonian motion - regular motion - simple motion - projectile motion A:
(A).
projectile motion