1) Which one is NOT a composition of soil a) Air b) Mineral particles c) Relief d) Organic matter e) Water f) Humus 2) What is leaching? a) When soil is fertilised b) When water drains nutrients from soil 3) Plant litter fertilizes soil a) True b) False 4) Soil is a thick layer of the earth a) True b) False 5) Which is an important use of soil a) Storing greenhouse gas emissions b) Making clothes 6) How many main ingredients is soil made of? a) Seven b) Thirteen c) Three d) Five 7) What is permeability? a) The speed at which water moves through soul or rock b) The level of humus in the soil 8) Worms help water and air circulate through soil a) True b) False

Leaderboard

Visual style

Options

Switch template

Continue editing: ?