Q: What lipid, added to certain foods to keep them fresher longer, increases the risk of heart disease? Choices: - Omega-3 fatty acids - fatty acids - cholesterol - trans fat A:
trans fat

Q: In a science lab, what device would you use to measure the volume of a liquid? Choices: - anemometer - Richter scale - yardstick - graduated cylinder A:
graduated cylinder

Q: What type of compound contains atoms of two or more different elements in its ring structure? Choices: - aldehyde - polymer - hydrocarbon - heterocyclic A:
heterocyclic