What is the kind of soil that has equal quantities of sand and clay called ?
loam
gravel
humus
manure
What is the upper layer of the soil called ?
Subsoil
Topsoil
Crust
Mantle
Which of these make its home in the soil ?
Squirrel
Kiwi
Snake
Cat
Which of these has very large grains which do not hold any water between them ?
clay
sand
What is the protecting of soil from soil erosion called ?
Weathering
Soil conservation
Fertilization
None of these
Which soil is made up of very fine grains that sticks together ?
Gravel
Sand
Loam
Clay
Which of the following soil has a grey or brown colour ?
What is the layer just beneath the top soil called ?
crust
mantle
core
What is the substance that makes the soil more fertile called ?
Manure
Fertilizer
Humus
Soil is formed by the breaking up of
rock
stone
day