Q: How is energy expressed when it is released in a chemical reaction? Choices: - as an equation - as a percentage - as a positive number - as negative number A:
as negative number

Q: Evolution occurs by what process whereby better-adapted members pass along their traits, according to darwin? Choices: - organic selection - natural change - spontaneous variation - natural selection A:
natural selection

Q: The sun, stars, moon, planets and comets are all type of what objects? Choices: - extraterrestrial - universal - spacial - celestrial A:
celestrial

Q: Triggered by changes in the environment, migration and hibernation occur as cycles on what temporal basis? Choices: - bi-annually - seasonally - monthly - annual A:
annual