FFA AGRONOMY TEST QUESTIONS AND ANSWERS #1
What is the ideal stage of maturity for alfalfa?
A. 1/4 to 1/2 bloom
B. Blooms emerged
C. Bud to 1/10th bloom
D. Boot stage
E. Seed heads emerged - correct answer c
Forage legumes ________ digestible protein compared to grasses?
A. Have the same amount of
B. Do not require much
C. Are higher in
D. Are lower in - correct answer c
Which soils have the best water-holding capacity?
A. Clay soils
B. Silt soils
C. Sandy soils - correct answer b
Which soils have large pore spaces?
A. Clay soils
B. Silt soils
C. Sandy soils - correct answer c
Which soils have nutrients that are held tightly?
A. Clay soils
B. Silt soils
C. Sandy soils - correct answer a
Which type of soil has small pore spaces?
A. Clay soils
B. Silt soils
C. Sandy soils - correct answer a
______ leaf tips indicate phosphorus deficiencies and occur more often in young plants
exposed to good growing conditions after cool, wet conditions?
A. Yellow
B. Dark green
C. Purple
D. Pale green - correct answer c
The parent line for registered or certified seed.
A. Certified seed
B. Treated seed
C. Foundation seed
, D. Breeder seed - correct answer c
Seed used to produce foundation seed.
A. Certified seed
B. Treated seed
C. Foundation seed
D. Breeder seed - correct answer d
Requires labeling by law.
A. Certified seed
B. Treated seed
C. Foundation seed
D. Breeder seed - correct answer b
Which is NOT a role of potassium in corn plants?
A. Fight diseases
B. Central element in chlorophyll
C. Strong stalks
D. Translocates water - correct answer b
Soybeans begin flowering after night lengths
A. Reach 13 hours
B. Become longer
C. Equal darkness
D. Become shorter - correct answer b
In southeast Missouri you are more likely to find which growth habitat of soybeans?
A. Intermediate
B. Semi-dwarf
C. Dwarf
D. Determinant - correct answer d
If you planted a soybean variety in extreme northern Missouri in May that was suited for
extreme southeast Missouri, what would happen?
A. It would mature a few weeks later.
B. It would mature a few weeks earlier.
C. It would stay green until frost.
D. It would never come up. - correct answer c
For each 1% of organic matter in the soil, ____ pounds of nitrogen per acre may be
available for wheat or small grain use.
A. 5 to 6
B. 6 to 8
C. 8 to 12
D. 12 to 18 - correct answer c
What is the ideal stage of maturity for alfalfa?
A. 1/4 to 1/2 bloom
B. Blooms emerged
C. Bud to 1/10th bloom
D. Boot stage
E. Seed heads emerged - correct answer c
Forage legumes ________ digestible protein compared to grasses?
A. Have the same amount of
B. Do not require much
C. Are higher in
D. Are lower in - correct answer c
Which soils have the best water-holding capacity?
A. Clay soils
B. Silt soils
C. Sandy soils - correct answer b
Which soils have large pore spaces?
A. Clay soils
B. Silt soils
C. Sandy soils - correct answer c
Which soils have nutrients that are held tightly?
A. Clay soils
B. Silt soils
C. Sandy soils - correct answer a
Which type of soil has small pore spaces?
A. Clay soils
B. Silt soils
C. Sandy soils - correct answer a
______ leaf tips indicate phosphorus deficiencies and occur more often in young plants
exposed to good growing conditions after cool, wet conditions?
A. Yellow
B. Dark green
C. Purple
D. Pale green - correct answer c
The parent line for registered or certified seed.
A. Certified seed
B. Treated seed
C. Foundation seed
, D. Breeder seed - correct answer c
Seed used to produce foundation seed.
A. Certified seed
B. Treated seed
C. Foundation seed
D. Breeder seed - correct answer d
Requires labeling by law.
A. Certified seed
B. Treated seed
C. Foundation seed
D. Breeder seed - correct answer b
Which is NOT a role of potassium in corn plants?
A. Fight diseases
B. Central element in chlorophyll
C. Strong stalks
D. Translocates water - correct answer b
Soybeans begin flowering after night lengths
A. Reach 13 hours
B. Become longer
C. Equal darkness
D. Become shorter - correct answer b
In southeast Missouri you are more likely to find which growth habitat of soybeans?
A. Intermediate
B. Semi-dwarf
C. Dwarf
D. Determinant - correct answer d
If you planted a soybean variety in extreme northern Missouri in May that was suited for
extreme southeast Missouri, what would happen?
A. It would mature a few weeks later.
B. It would mature a few weeks earlier.
C. It would stay green until frost.
D. It would never come up. - correct answer c
For each 1% of organic matter in the soil, ____ pounds of nitrogen per acre may be
available for wheat or small grain use.
A. 5 to 6
B. 6 to 8
C. 8 to 12
D. 12 to 18 - correct answer c
