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Вопрос 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.Правильный ответ
  3. Phosphorus has no nutritional role in plants.
  4. Fertilizers can supply it in compounds.Правильный ответ

Объяснение

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.

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