WorksheetsUnit 9: Soils and Hydroponic Management
Total questions: 42
Worksheet time: 21mins
Medium
Surrounding environment in which a living organism functions and thrives
smallest of soil particles; less than .002mm
soils deposited by wind
soil classifications indicating the most intensive but safe land use
capability classes
Surrounding environment in which a living organism functions and thrives
smallest of soil particles; less than .002mm
soils deposited by wind
soil classifications indicating the most intensive but safe land use
Hydroponics
The practice of growing plants without soil
Soil deposited by wind
Smallest of soil particles; less than .002 mm
Soils deposited by ice
Glacial Deposits
The practice of growing plants without soil
Soil deposited by wind
Smallest of soil particles; less than .002 mm
Soils deposited by ice
Compost
Mixture of partially decayed organic matter
Layer
A form of nitrogen used by plants
An organism that breaks down material that was once living
Sphagnum
Pale and ashy mosses used to condition soil
Intermediate soil particles; .05 to .002 mm.
The soil layer that is on the surface that i composed of organic matter and a small amount of mineral matter
A form of nitrogen used by plants
Peat Moss
A type of organic matter made from sphagnum moss
Percentages of primary nutrients in fertilizer
The area below the C horizon consisting of large soil particles
Measurement of acidity or alkalinity from 0 to 14
PH
A type of organic matter made from sphagnum moss
Percentages of primary nutrients in fertilizer
The area below the C horizon consisting of large soil particles
Measurement of acidity or alkalinity from 0 to 14
Acidity
Sourness
Sweetness
Natural volcanic glass material having water-holding capabilities
Pale of ashy mosses used to condition soil
Perlite
Natural volcanic glass material having water-holding capabilities
the plants roots hang in the air and are misted regularly with a nutrient solution
neither acid or alkaline
a relatively even mixture of sand, salt, and clay
Neutral
Natural volcanic glass material having water-holding capabilities
the plants roots hang in the air and are misted regularly with a nutrient solution
neither acid or alkaline
a relatively even mixture of sand, salt, and clay
Vermiculite
Mineral matter seed for starting plant seeds and cuttings.
Soil deposited by gravity.
Conversion of nitrogen gas to nitrate by bacteria.
In addition to; change in.
Horizon
Layer
A cross sectional view of the soil
Layer near the soil surface that is made up of desirable proportions of mineral and organic matter
Largest soil particles; 1 to .5 mm.
A horizon
Layer
A cross sectional view of the soil
Layer near the soil surface that is made up of desirable proportions of mineral and organic matter
Largest soil particles; 1 to .5 mm.
Topsoil
Desirable proportion of plant nutrients, chemicals, and living organisms located near the surface which support good plant growth
Layer
Smallest of soil particles; less than .002 mm.
Conversion of nitrogen gas to nitrate by bacteria
Profile
A cross sectional view of the soil
Soils deposited by lakes
The tendency of soil particles to cluster together and function as soil units.
Neither acid or alkaline
Soil structure
A cross sectional view of the soil
Soils deposited by lakes
The tendency of soil particles to cluster together and function as soil units.
Neither acid or alkaline
Bedrock
The area below C horizon; it is important for strong particles
Layer
Parent materials formed in place
Soil below the A horizon or topsoil and generally referred to as subsoil
B horizon
The area below C horizon; it is important for strong particles
Layer
Parent materials formed in place
Soil below the A horizon or topsoil and generally referred to as subsoil
Aeroponics
The plant roots hang in the air and are misted regularly with a nutrient solution
A form of nitrogen used by plants
Percentages of primary nutrients in fertilizer
A cross section view of the soil
Profile
A cross-sectional view of the soil
parent materials formed in place
soils transported by streams
soils deposited by lakes
Residual Soils
A cross-sectional view of the soil
parent materials formed in place
soils transported by streams
soils deposited by lakes
Alluvial Deposits
A cross-sectional view of the soil
parent materials formed in place
soils transported by streams
soils deposited by lakes
Lacustrine Deposits
A cross-sectional view of the soil
parent materials formed in place
soils transported by streams
soils deposited by lakes
Loess Deposits
Soils deposited by wind
soils deposited by gravity
movement of water through soil
largest soil particles
Colluvial Deposits
Soils deposited by wind
soils deposited by gravity
movement of water through soil
largest soil particles
Percolation
Soils deposited by wind
soils deposited by gravity
movement of water through soil
largest soil particles
Clay
Smallest of soil particles; less than .002 mm
intermediate soil particles; .05 to .002 mm
largest soil particles; 1 to .05mm
Silt
Smallest of soil particles; less than .002 mm
Intermediate soil particles; .05 to .002 mm
Largest soil particles; 1 to .05mm
Sand
Smallest of soil particles; less than .002 mm
Intermediate soil particles; .05 to .002 mm
Largest soil particles; 1 to .05mm
O horizon
the soil layer that is on the surface that is composed of organic matter and a small amount of mineral matter
a soil layer that corresponds to the B horizon that is composed almost entirely of mineral matter with generally large chunky soil structure
soil below the B horizon; it is important for storing and releasing water to the upper layers of soil
diluted mixtures of single or complete fertilizer used when plants are transplanted
subsoil
the soil layer that is on the surface that is composed of organic matter and a small amount of mineral matter
a soil layer that corresponds to the B horizon that is composed almost entirely of mineral matter with generally large chunky soil structure
soil below the B horizon; it is important for storing and releasing water to the upper layers of soil
diluted mixtures of single or complete fertilizer used when plants are transplanted
C horizon
the soil layer that is on the surface that is composed of organic matter and a small amount of mineral matter
a soil layer that corresponds to the B horizon that is composed almost entirely of mineral matter with generally large chunky soil structure
soil below the B horizon; it is important for storing and releasing water to the upper layers of soil
diluted mixtures of single or complete fertilizer used when plants are transplanted
Starter Solutions
the soil layer that is on the surface that is composed of organic matter and a small amount of mineral matter
a soil layer that corresponds to the B horizon that is composed almost entirely of mineral matter with generally large chunky soil structure
soil below the B horizon; it is important for storing and releasing water to the upper layers of soil
diluted mixtures of single or complete fertilizer used when plants are transplanted
Loam
a relatively even mixture of sand, silt, clay
an organism that breaks down material that was once living
in addition to; change in
percentages of primary nutrients in fertilizer
Decomposer
a relatively even mixture of sand, silt, clay
an organism that breaks down material that was once living
in addition to; change in
percentages of primary nutrients in fertilizer
Soil Amendment
a relatively even mixture of sand, silt, clay
an organism that breaks down material that was once living
in addition to; change in
percentages of primary nutrients in fertilizer
Fertilizer Grade
percentages of primary nutrients in fertilizer
components that achieve one or more purposes of mixtures
a form of nitrogen used by plants
conversion of nitrogen gas to nitrate by bacteria
Active Ingredients
percentages of primary nutrients in fertilizer
components that achieve one or more purposes of mixtures
a form of nitrogen used by plants
conversion of nitrogen gas to nitrate by bacteria
Nitrate
percentages of primary nutrients in fertilizer
components that achieve one or more purposes of mixtures
a form of nitrogen used by plants
conversion of nitrogen gas to nitrate by bacteria
Alkalinity
Sweetness
Sourness
Conversion of nitrogen gas to nitrate by bacteria
A form of nitrogen used by plants
Nitrogen Fixation
Sweetness
Sourness
Conversion of nitrogen gas to nitrate by bacteria
A form of nitrogen used by plants
