Q: Crystallization separates mixtures based on differences in what, which usually increases with temperature? Choices: - density - viscosity - humidity - solubility A:
solubility

Q: A mycorrhiza refers to what kind of relationship between a fungus and the roots of a plant? Choices: - predator-prey - semantic - familial - symbiotic A:
symbiotic

Q: What is the scientific name of the thighbone, the longest, heaviest, and strongest bone in the body? Choices: - fibula - humerus - tibia - femur A:
femur

Q: Sugars, starches, and cellulose are examples of what biochemical compounds that organisms use for energy? Choices: - calories - prokaryotes - proteins - carbohydrates A:
carbohydrates