- 1. a combination of fertilizer and herbicide – provides nutrients while killing weeds
A) potassium B) nitrogen C) weed and feed fertilizers D) phosphorus
- 2. an essential nutrient for ensuring optimal plant growth
A) potassium B) phosphorus C) nitrogen D) weed and feed fertilizers
- 3. an essential macronutrient for plant function
A) phosphours B) weed and feed fertilizers C) nitrogen D) potassium
- 4. an essential nutrient for plant growth
A) phosphours B) weed and feed fertilizers C) potassium D) nitrogen
- 5. a fertilizer missing one or two of the primary macronutrients - example 0-20-0
A) high analysis B) incomplete fertilizer C) balanced fertilizer D) complete fertilizer E) fertilizer analysis
- 6. a fertilizer containing 30% or more primary macronutrients - example 33-0-0
A) high analysis B) complete fertilizer C) balanced fertilizer D) fertilizer analysis E) incomplete fertilizer
- 7. the minimum amount of each element in a fertilizer as stated on the label example 16-4-8
A) complete fertilizer B) fertilizer analysis C) balanced 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) high analysis B) complete fertilizer C) incomplete fertilizer D) balanced fertilizer E) fertilizer analysis
- 9. contains all the major nutrients required for growth, nitrogen, phosphorus and potassium example 12-4-8
A) balanced fertilizer B) high analysis C) incomplete fertilizer D) complete fertilizer E) fertilizer analysis
- 10. the scorch-like damage caused when plants are exposed to high concentrations of fertilizers
A) fertilizer burn B) lime C) alkaline D) acidic
- 11. the state when a substance measures between 7.0 and 14.0 on the pH scale, 14.0 being the most alkaline
A) fertilizer burn B) alkaline C) acidic D) lime
- 12. a substance produced from natural limestone that’s applied to restore pH balance in acidic soil
A) lime B) fertilizer burn C) acidic D) alkaline
- 13. the state when a substance measures between 0.0 and 7.0 on the pH scale, 0.0 being the most acidic
A) lime B) acidic C) alkaline D) fertilizer burn
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