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