Option A Water

Question 1

precipitation

Answer 1

transfer of water from atmosphere to lithosphere in snowfall or rainfall

Question 2

evaporation

Answer 2

physical process by which mixture is lost directly into the atmosphere

Question 3

evapotranspiration

Answer 3

comprises the two components of evaporation and transpiration

Question 4

transpiration

Answer 4

a biological process by which water is lost from a plant through the pores

Question 5

percolation

Answer 5

water moving vertically through strata of soil and rock through pores

Question 6

infiltration

Answer 6

water moving from surface vertically into pores of soil

Question 7

interception

Answer 7

rainfall that has fallen on vegetation sheltering underlying ground

Question 8

throughflow

Answer 8

water transferred laterally through soil layers

Question 9

stemflow

Answer 9

water flowing down stems of plants to ground

Question 10

surface runoff

Answer 10

excess rainfall that flows over the surface

Question 11

channel flow

Answer 11

water moving through rivers to sea and lost from drainage basin

Question 12

groundwater flow

Answer 12

water transferred laterally along water table

Question 13

surface storage

Answer 13

rainfall lying on the surface eg in lakes

Question 14

groundwater storage

Answer 14

water collected above an impermeable rock layer, may fill spaces creating a zone of saturation

Question 15

water table

Answer 15

upper boundary of zone of saturation

Question 16

channel storage

Answer 16

water stored in rivers