IB ESS 5.1 quiz

The B soil horizon (subsoil) is made up of

• leaf litter

• bedrock

• clay and minerals

• decomposed organic matter and minerals

Which of the following horizons has the most HUMUS?

• Horizon A

• Horizon B

• Horizon C

• Horizon R

Tags

NGSS.MS-LS2-1

In which answer choice are the soil particles arranged in order from LARGEST to SMALLEST?

• Silt, sand, clay
• Silt, clay, sand
• Clay, silt, sand
• Sand, silt, clay

Which soil has the greatest permeability?

• sand

• silt

• clay

• humus

Legumes add ........................... to the soil via the Rhizobium bacteria in their root nodules.

• Oxygen

• Carbon

• Nitrogen

• Calcium Carbonate

Tags

NGSS.MS-LS2-4

Soil storages include all of the following EXCEPT

• leaching

• water

• nutrients

• air

• organisms

Tags

NGSS.MS-LS2-3

Weathering is a process where

• organic matter is broken down into smaller parts, usually by living organisms

• rock is broken down into soil and small grains

• soluble nutrients and minerals are drained from soil through water action

• soil/rock is moved from one surface to another by wind/water/glaciers

Tags

NGSS.MS-ESS2-2

Humus is important because...

• It contains toxic waste
• It contains acids and bases
• It breaks down rocks
• It helps plants grow

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-3

Soil is a ___________ resource.

• Renewable
• Nonrenewable
• Conservation
• Human

Tags

NGSS.HS-ESS3-1

40 % Sand

50% Silt

10% Clay

• Clay

• Clay Loam

• Silt Loam

• Sandy Loam