Questenaتدريب يوضح لك ما ينبغي مراجعته لاحقًا
السؤال 94

Which statements correctly describe the role of phosphorus in common fertilizers? Select all that apply.

  1. White phosphorus pieces are the normal source.
  2. Phosphorus is an essential plant nutrient.الإجابة الصحيحة
  3. Phosphorus has no nutritional role in plants.
  4. Fertilizers can supply it in compounds.الإجابة الصحيحة

الشرح

Plants require phosphorus as a nutrient, and fertilizers commonly supply it through phosphorus-containing compounds. Normal fertilizer use does not mean adding pieces of elemental white phosphorus, which is a different and hazardous substance.

تابع هذا الاختبار

بدء التدريب
السؤال 94: Which statements correctly describe the role of phosphorus… · The Periodic Table and Elements · Questena