Plant Nutrient Functions and Deficiencies

Which promotes fast growth of leaves and stems?

• Oxygen

• Hydrogen

• Phosphorus

• Nitrogen

Which nutrient increases disease resistance, vigor and hardiness?

• Nitrogen

• Potassium

• Sulfur

• Magnesium

Which nutrient strengthens cell walls allowing the plant to develop a strong stem?

• Carbon

• Calcium

• Nitrogen

• Phosphorus

Which nutrient helps make fats?

• Magnesium

• Nitrogen

• Phosphorus

• Potassium

Which nutrient is very important in chlorophyll formation?

• Iron

• Magnesium

• Nitrogen

• Sulfur

Which nutrient promotes root growth, vigorous vegetative growth and is essential in protein formation?

• Magnesium

• Nitrogen

• Potassium

• Sulfur

Which nutrient stimulates flowering and seed development?

• Magnesium

• Nitrogen

• Phosphorus

• Potassium

Which nutrient does NOT play a role in protein development in the plant?

• Nitrogen

• Phosphorus

• Sulfur

What is chlorosis?

• Yellowing of the stem

• Shedding of flowers

• Rotting of the roots

• Yellowing of the leaf blade

Which deficiency is shown?

• Magnesium

• Nitrogen

• Phosphorus

• Sulfur