The drainage basin as an open system

Across

• 1. Water flows laterally through the soil channel. caused by animal activity or the growth of plant roots (7, 4)
• 4. Water stored in the soil above the water table (4, 5)
• 5. Water reaches the ground by flowing down trunks or stems or by dropping ogg leaves. (8)
• 6. Precipitation directly entering the river channel (7, 4)
• 7. The passage of water vertically into the soil. Infiltration cannot occur if soil is saturated. (12)
• 8. Biological process where water is lost as vapour through pores in plants leaves (18)
• 10. Water stored on Earth's surfaces e.g lakes and rivers (7, 5)