{"id":"r05-2017-styczen-egzamin-zawodowy-pisemny/zad/21","paper_id":"r05-2017-styczen-egzamin-zawodowy-pisemny","number":"21","points":null,"ptype":"closed","subject":"r05","category":"egzamin-zawodowy","year":2017,"month":"styczen","level":null,"text":"Zadanie 21.\nOdczyn pH gleby pod uprawę kopru powinien wynosić\nA. 3,5-4,0\nB.\n4,5-5,0\nC.\n5,5-6,5\nD. 6,0-7,5","answer":null,"answer_text":null,"solution":null,"image":"img/r05-2017-styczen-egzamin-zawodowy-pisemny/zad-21.webp","solution_image":null,"topics":null,"page_from":5,"source":"ocr","answer_source":null,"answer_text_source":null,"solution_source":null,"text_source":"ocr","source_label":"R05 · Egzamin zawodowy · styczeń 2017","subject_label":"r05","category_label":"Egzamin zawodowy","text_html":"<p>Zadanie 21.<br>Odczyn pH gleby pod uprawę kopru powinien wynosić<br>A. 3,5-4,0<br>B.<br>4,5-5,0<br>C.<br>5,5-6,5<br>D. 6,0-7,5</p>","solutions":[]}