Q: What refers to a substance made from two or more elements joined by chemical bonds? Choices: - basic - component - contrast - compound A:
compound

Q: Ultraviolet radiation has the highest energy; which has the lowest? Choices: - kinetic - nuclear - thermal - infrared A:
infrared

Q: What often relies on cooperation between the motor and autonomic nervous systems? Choices: - ketosis - thermoregulation - hypothalamus - homeostasis A:
homeostasis

Q: In the body, oxygen is used by cells of the body's tissues and carbon dioxide is produced as what? Choices: - oxygen - fuel - food - waste product A:
waste product