CAIE IGCSE Biology 3.2.1 Water As a Solvent Questions

Practise explaining how water dissolves substances so that digested nutrients, excretory products and transported solutes can move through organisms in solution.

Exam points

state that water is the solvent for digested molecules and other dissolved substances in organisms
link water's solvent role to transport in plants or the human body and to digestion and excretion

[Maximum number: 1]

Digestive enzymes catalyse the breakdown of large insoluble molecules.

State the name of the substance that is the solvent for most molecules that have been digested by enzymes.

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CAIE IGCSE Biology 3.2.1 Water As a Solvent Questions question 1