Ch. 6 and 7 SF Quiz

Sulfur Deficiencies are becoming more common.

• True

• False

Alfalfa removes more S from the soil than do many grain crops.

• True

• False

Sulfur is mobile in the plant.

• True

• False

Calcium stimulates _______ and is essential for normal leaf development.

• leaf development

• root development

• stem growth

• color

Magnesium is a ________.

• helpful

• needed

• ion

• cation

High crop yields have influenced the increase in soil micronutrient deficiencies.

• true

• false

The eight essential micronutrients are:

• Boron, Copper, Calcium, Iron, Manganese, Molybdenum, Nickel, and Zinc.

• Boron, Copper, Chloride, Iron, Manganese, Molybdenum, Nickel, and Sulfur

• Boron, Copper, Chloride, Iron, Manganese, Molybdenum, Nitrogen, and Zinc.

• Boron, Copper, Chloride, Iron, Manganese, Molybdenum, Nickel, and Zinc.

Boron is essential for seed and cell wall formation.

• true

• false

Some labs make fertilizer recommendations for chloride based on _____ and/or _______ analysis.

• soil, tissue

• soil

• tissue

• root

Zinc is easily leached from the soil.

• True

• False