Q: What are the simplest hydrocarbons? Choices: - unsaturated hydrocarbons - complex carbohydrates - fossil fuels - saturated hydrocarbons A:
saturated hydrocarbons

Q: What do you call the transfer of thermal energy? Choices: - formation - humidity - precipitation - heat A:
heat

Q: Q: What type of light can you feel as heat but not see and has the longest wavelengths and lowest frequencies? Choices: - solar light - ultraviolet light - thermal light - infrared light A:
A: infrared light

Question: Q: Which planet is closest to the sun? Choices: - Earth - Jupiter - Venus - mercury A:
Answer: mercury

*Question*
Q: What is it called when a gene at one location (locus) alters the phenotypic expression of a gene at another locus? Choices: - exogenous - epigenesis - spontaneous mutation - epistasis A:
**Answer**
epistasis

Q: What makes up 99 percent of air? Choices: - oxygen and dioxide - phosphorus and oxygen - dioxide and nitrogen - nitrogen and oxygen A:
nitrogen and oxygen