Quiz: Properties and Roles of Water
OCR H420 A-Level Biology
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Welcome to this quiz on the properties and roles of water. Test your understanding of this essential molecule and its biological significance!
What type of bond forms between water molecules?
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Which of the following are properties of water that make it essential for life? (Select all that apply)
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Water is a {{blank0}} molecule, meaning it has a slightly positive and slightly negative end. This makes it an excellent {{blank1}} for ionic and polar substances.
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Match the items on the left with their correct pairs on the right
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Water has a high {{blank0}}, which means it can absorb large amounts of heat energy without a significant change in temperature. This property is important for {{blank1}} regulation in organisms.
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Match the items on the left with their correct pairs on the right
What causes surface tension in water?
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Why is water an effective transport medium in living organisms? (Select all that apply)
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When water freezes, it becomes less {{blank0}} than its liquid form. This is because the hydrogen bonds form a {{blank1}} structure, increasing the space between molecules.
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