Water Quiz
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5 questions, one answer each
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1. Which reaction uses a water molecule to break a glycosidic bond?
- A. Condensation
- B. Hydrolysis
- C. Phosphorylation
- D. Polymerisation
2. A student states that water is a good solvent for ionic compounds. Which explanation is correct?
- A. Its molecules are non-polar so ions can pass between them
- B. Its molecules have a high specific heat capacity
- C. Its polar molecules are attracted to ions and surround them
- D. Its molecules are strongly cohesive
3. Sweating cools a mammal with little loss of water mainly because water has:
- A. a large latent heat of vaporisation
- B. a high specific heat capacity
- C. strong adhesion
- D. a low density
4. Which property of water allows a pond skater to stand on the surface?
- A. Its role as a metabolite
- B. Its ability to dissolve gases
- C. A high latent heat of vaporisation
- D. Surface tension from cohesion between water molecules
5. A lake warms by 2 °C while the air above it warms by 12 °C. Which property best explains this?
- A. Strong cohesion
- B. A large latent heat of vaporisation
- C. A relatively high specific heat capacity
- D. Water being a metabolite