Q: Q: In winter, water does what, becoming solid and causing hoses to rupture and engine blocks to crack? Choices: - crystallizes - shrinks - fractures - freeze A:
A: freeze

Q: Q: Which planet is the kuiper belt closest to? Choices: - Mars - Jupiter - Venus - neptune A:
A: neptune

Q: Q: Of all the mineral nutrients, what contributes the most to plant growth and crop yields? Choices: - oxygen - methane - silicon - nitrogen A:
A: nitrogen

Q: Q: What term describes scientists who debate the origin of the earliest plants? Choices: - specialists - archaebotanists - protobotanists - paleobotanists A:
A: paleobotanists