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WorksheetsSoil
Total questions: 15
Worksheet time: 8mins
Name the types of soil
(a)
how much time does it take for a centimeter of soil to form
300 - 400 years
100 - 200 years
200-300 years
1000-2000 years
the process of breaking of rocks to form soil is called
breakdown of rocks
weathering
The layers of soil
topsoil,subsoil and Bedrock
humus, rock , bed for rocks
what causes soil erosion
planting trees
wind ,water,deforestation
rocks
soil conservation includes
afforestation
deforestation
what is terrace farming ? (select more than one answer)
Terrace farming is a type of farming in which the cultivation is done in steps.It is mostly done in hilly areas.
farminng on terrace
type of soil conservation
what does soil contain ?
teddy bears
wind
rocks and minerals
granite
soil is made of layers
true
false
what is humus
a substance that is made of dead plants and animals that make the soil fertile
earthworm
leaf
rock
type of soil that contains large amount of water
sandy
clayey soil
loamy
most fertile layer of soil is
subsoil
bedrock
top soil
all of these
over grazing of soil leads to soil erosion
true
false
do some human activities cause soil erosion
yes
no
what is soil erosion
conservation of soil
Soil erosion is a naturally occurring process that affects all land forms. In agriculture, soil erosion refers to the wearing away of a field's topsoil by the natural physical forces of water and wind or through forces associated with farming activities
