LOUISIANA HORTICULTURE TEST
STUDY GUIDE EXAM QUESTIONS
WITH DETAILED VERIFIED
ANSWERS LATEST VERSION 2025
"List the priority in which plant parts receive food manufactured by the leaves. - CORRECT
ANSWER=> 1)Flower
2)Seed
3)Leaves
4)Stems
5)Roots"
"List three primary elements for essential plant growth. - CORRECT ANSWER=> Carbon;
Hydrogen; Oxygen"
"List the three macronutrients essential for plant growth. - CORRECT ANSWER=> Nitrogen;
Phosphorus; Potassium"
"List the seven Micronutrients needed for optimum plant growth. - CORRECT ANSWER=> Boron;
Copper; Chlorine; Iron; Manganese; Molybdenum; Zinc"
"How is light intensity commonly measured? - CORRECT ANSWER=> Foot Candles: The amount of
light falling on one square foot one foot away from a standard candle"
"List three functions of water in a plant. - CORRECT ANSWER=> 1)Ingredient of Photosynthesis
2)Solvent for nutrients
3)Gives the plant tissue rigidity"
"Define permanent wilting point. - CORRECT ANSWER=> when all gravitational water and the
available water are gone and only the graivable water remains"
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