Unit 6 Review

Which is true of macronutrients?

• All six are listed on the fertilizer label

• They are present in the soil in the smallest amounts

• They are used by the plants in large amounts

• They are used by the plants in small amounts

Sue uses a fertilizer that promotes early formation and growth of roots and increases the plant's hardiness and disease resistance vigor. Her fertilizer will most likely contain what primary element

• Boron

• Chlorine

• Phosphorus

• Zinc

Calcium, magnesium, and sulfur are:

• Macronutrients

• Micronutrients

• Primary elements

• Secondary elements

What is the function of nitrogen in plant growth?

• Makes seeds

• Produces a healthy green color

• Produces a yellow color in leaves

• Protects plants against winterkill

Angel selects a fertilizer that will promote good green growth for the leaves and stems of her houseplants. The fertilizer will most likely contain the primary element:

• Chlorine

• Copper

• Nitrogen

• Zinc

The analysis of a fertilizer shows the amount of:

• Boron, Calcium, and Water

• Carbon, Hydrogen, and Oxygen

• Nitrogen, Phosphorus, and Potassium

• Zinc, Sulfur, and Iron

Sandy drills holes about fifteen inches deep under her peach tree. She then puts granular fertilizer in the holes and backfills the holes with soil. Which fertilizer method is she using?

• Banding

• Foliar Spraying

• Perforating

• Side-dressing

Which nutrient do plants need in the greatest quantity?

• Calcium

• Nitrogen

• Sulfur

• Zinc

Which is the analysis of an incomplete fertilizer?

• 5-10-10

• 10-10-10

• 15-0-14

• 20-10-20

If Adonia wants to combine watering and fertilizing in her commercial greenhouse, she most likely needs to use a:

• Drop-type spreader

• Fertilizer injector

• Handheld rotary spreader

• Sprinkling can