Q: An aqueous solution is a homogeneous mixture in which the most abundant component is what? Choices: - air - oxygen - blood - water A:
water

Q: What type of organism causes many common diseases such as strep throat and food-borne illnesses? Choices: - prion - parasite - virus - bacteria A:
bacteria

Q: What organ do most fish have that is used to detect movement and vibration in the surrounding water? Choices: - nares - operculum - eye - lateral line A:
lateral line

Q: What is the term for a period when temperatures are cooler than normal causing glaciers to spread to lower latitudes? Choices: - cooling era - cold age - freezing point - ice age A:
ice age