A1.1 Water Quiz
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5 questions, one answer each
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1. Which describes cohesion?
- A. Attraction of water to cellulose
- B. Attraction of water molecules to each other by hydrogen bonds
- C. Dissolving of ions in water
- D. Evaporation of water from leaves
2. Which part of a water molecule carries a partial negative charge?
- A. Each hydrogen atom
- B. The oxygen atom
- C. The covalent bond
- D. No part; water is non-polar
3. Water rising through the spaces between soil particles is an example of:
- A. Capillary action
- B. Surface tension only
- C. Buoyancy
- D. Active transport
4. Which substance would you expect to be insoluble in water?
- A. Glucose
- B. Sodium chloride
- C. Amino acids
- D. Triglyceride (fat)
5. Why does an animal lose heat faster in cold water than in cold air at the same temperature?
- A. Water has a lower specific heat capacity
- B. Water has a higher thermal conductivity
- C. Water is less viscous
- D. Water is less dense