Question: Q: Also called lodestone, the mineral magnetite is the most powerful what? Choices: - material on Earth - synthetic magnet - healing magnet - natural permanent magnet A:
Answer: natural permanent magnet

Question: Q: Drip iirigation requires less water and reduces what? Choices: - moisture - bacteria - sediment - salinization A:
Answer: salinization

Question: Q: How many types of tissue are found in animals? Choices: - six - three - Ten - four A:
Answer:
four