- 1. a combination of fertilizer and herbicide – provides nutrients while killing weeds
A) weed and feed fertilizers B) phosphorus C) potassium D) nitrogen
- 2. an essential nutrient for ensuring optimal plant growth
A) phosphorus B) nitrogen C) weed and feed fertilizers D) potassium
- 3. an essential macronutrient for plant function
A) weed and feed fertilizers B) potassium C) phosphours D) nitrogen
- 4. an essential nutrient for plant growth
A) nitrogen B) phosphours C) potassium D) weed and feed fertilizers
- 5. a fertilizer missing one or two of the primary macronutrients - example 0-20-0
A) fertilizer analysis B) complete fertilizer C) incomplete fertilizer D) high analysis E) balanced fertilizer
- 6. a fertilizer containing 30% or more primary macronutrients - example 33-0-0
A) incomplete fertilizer B) complete fertilizer C) fertilizer analysis D) high analysis E) balanced fertilizer
- 7. the minimum amount of each element in a fertilizer as stated on the label example 16-4-8
A) fertilizer analysis B) balanced fertilizer C) complete fertilizer D) incomplete fertilizer E) high analysis
- 8. contains equal percentages by weight of macronutrients, nitrogen, phosphorus, and potassium, with or without additional nutrients example. 10-10-10
A) fertilizer analysis B) balanced fertilizer C) complete fertilizer D) incomplete fertilizer E) high analysis
- 9. contains all the major nutrients required for growth, nitrogen, phosphorus and potassium example 12-4-8
A) incomplete fertilizer B) complete fertilizer C) balanced fertilizer D) fertilizer analysis E) high analysis
- 10. the scorch-like damage caused when plants are exposed to high concentrations of fertilizers
A) alkaline B) acidic C) fertilizer burn D) lime
- 11. the state when a substance measures between 7.0 and 14.0 on the pH scale, 14.0 being the most alkaline
A) lime B) fertilizer burn C) acidic D) alkaline
- 12. a substance produced from natural limestone that’s applied to restore pH balance in acidic soil
A) fertilizer burn B) alkaline C) acidic D) lime
- 13. the state when a substance measures between 0.0 and 7.0 on the pH scale, 0.0 being the most acidic
A) fertilizer burn B) acidic C) alkaline D) lime
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