Question: Q: Around 97% of all water on earth is what type of water? Choices: - excess water - fresh water - rivers water - salt water A:
Answer: salt water

Question: Q: What organ protects the body from injury, water loss, and microorganisms? Choices: - heart - hair - liver - skin A:
Answer: skin

Question: Q: What is the main component of phytoplankton? Choices: - amoebas - seawater - cells - algae A:
Answer:
algae