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Biology · Paper 2 · Foundation + Higher · B7

The water cycle

Key ideas1 of 3

Water enters the air

Energy from the Sun drives evaporation from water surfaces. Liquid water becomes water vapour. Plants absorb water through roots and lose water vapour through leaves by transpiration. These transfers move water into the atmosphere.

Evaporation transfers water from the sea to the atmosphere.

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Daily 5 · Exam practice · Revision sheet ↓

Foundation + Higher · B7. Fifteen lessons for Foundation and Higher, including required practical 7.

AQA Combined Science Trilogy 8464 · 4.7.2.2. Original notes, questions and diagrams. Models are simplified; teaching data are illustrative.