4024403
Descrição
Quiz por Samantha Aitkens, atualizado more than 1 year ago
|
Criado por Samantha Aitkens
quase 11 anos atrás
|
|
Questão 1
Questão
Soil formation begins with the weathering of
Responda
-
litter
-
bedrock
-
the A horizon
Questão 2
Questão
Soil that is rich in humus has high
Responda
-
fertility.
-
Water content.
-
sand content.
Questão 3
Questão
When earthworms add their wastes to the soil, then die and decay in the soil, they are contributing to the formation of
Responda
-
silt.
-
litter.
-
humus.
Questão 4
Questão
Living organisms in soil help to
Responda
-
slow the rate of soil formation.
-
build up the C horizon.
-
mix the soil and make humus.
Questão 5
Questão
Decomposers are the soil organisms that
Responda
-
store moisture in the soil.
-
break down and digest the remains of dead organisms.
-
make spaces in the soil for air and water.
Questão 6
Questão
Soil is a valuable resource because it
Responda
-
is important to all living things on land.
-
contains sand and gravel.
-
is rich in decomposers.
Questão 7
Questão
What can cause the loss of soil that is not protected by plant cover?
Responda
-
chemical weathering
-
erosion by water or wind
-
mechanical weathering
Questão 8
Questão
Most of the work of mixing humus within the soil is done by
Responda
-
fungi.
-
ants.
-
earthworms.
Questão 9
Questão
A permeable rock weathers easily because it
Responda
-
is made up of small particles.
-
contains many small, connected airspaces.
-
is made up of only one mineral.
Questão 10
Questão
In which soil layer would you find loam that is rich in humus
Responda
-
A horizon.
-
B horizon.
-
C horizon.
Questão 11
Questão
The texture, or particle size, of soil determines
Responda
-
soil fertility.
-
whether the soil is topsoil or subsoil.
-
how much air and water the soil can hold.
Questão 12
Questão
The type of soil called loam is made up of
Responda
-
pure humus.
-
mostly clay.
-
nearly equal amounts of silt, sand, and clay.
Questão 13
Questão
In a cross section of soil, the B horizon consists of
Responda
-
clay, minerals, and little humus.
-
humus only.
-
partly weathered rock.
Quer criar seus próprios Quizzes gratuitos com a GoConqr? Saiba mais.