IB Biology SL A1.1.5 Water as a Solvent Question Bank

Practise IB Biology SL A1.1.5 by linking water polarity and solvent properties to nutrient transport, metabolic reactions and sweat analysis.

Exam points

Explain how water polarity dissolves solutes and supports transport in blood.
Relate solvent and thermal properties to metabolism, cooling and biological transport.

[Maximum number: 1]

Researchers have developed a skin patch which can detect and measure very small concentrations of ions, sugars, amino acids, proteins and hormones which remain when sweat evaporates. What allows the presence of these substances in sweat?

Cohesion

Hydrophobic interactions

Solvent properties

Thermal properties

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A1.1.5—Solvent properties of water question 1