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Biologie cls. a V-a Botanica prof. Crina-Maria Rusu Scoala nr. 30 Timisoara

B). 1.Tipuri a. aeriene -ierboase -lemnoase b. subp ă mintene -rizom -bulb -tubercul c. acvatice 2. Structura extern ă -noduri -intrenoduri -muguri. Biologie cls. a V-a Botanica prof. Crina-Maria Rusu Scoala nr. 30 Timisoara. TULPINA.

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Biologie cls. a V-a Botanica prof. Crina-Maria Rusu Scoala nr. 30 Timisoara

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  1. B) 1.Tipuri a. aeriene -ierboase -lemnoase b. subpămintene -rizom -bulb -tubercul c. acvatice 2. Structuraexternă -noduri -intrenoduri -muguri Biologie cls. a V-a Botanica prof. Crina-Maria Rusu Scoala nr. 30 Timisoara

  2. TULPINA B) 1. Tipuri de tulpini in functie de mediul in care traiesc a) Tulpini aeriene : ierboase drepte ex. floarea soarelui

  3. TULPINA B) a) Tulpini aeriene : ierboase agătătoare ex. viţa de vie

  4. TULPINA B) a) Tulpini aeriene : ierboase volubile ex. volbura

  5. TULPINA B) a) Tulpini aeriene : ierboase târâtoare ex. stolonii la căpşun

  6. TULPINA B) 1. Tipuri de tulpini in functie de mediul in care traiesc a) Tulpini aeriene : lemnoase alcătuite din : trunchi coroană

  7. TULPINA B) 1. Tipuri de tulpini in functie de mediul in care traiesc a) b) Tulpini subpământene : rizom prezintă : rădăcini adventive muguri ex. stânjenelul, lăcrămioara

  8. TULPINA B) 1. Tipuri de tulpini in functie de mediul in care traiesc a) b) Tulpini subpământene : bulb alcătuit din : mugure frunze cărnoase frunze protectoare tulpină ex. ceapa, lalea, crin

  9. TULPINA B) 1. Tipuri de tulpini in functie de mediul in care traiesc a) b) Tulpini subpământene : tubercul prezintă ochiuri → lăstari ex. cartoful

  10. TULPINA B) 1. Tipuri de tulpini in functie de mediul in care traiesc a) b) c) Tulpini acvatice : ex. nufăr, lintiţă

  11. TULPINA B) 1. 2. Structura externă a tulpinii tulpina principalăprezintă : noduri, de care se prind : frunze tulpini secundare

  12. TULPINA B) 1. 2. Structura externă a tulpinii tulpina principală prezintă : întrenoduri

  13. TULPINA B) 1. 2.Structura externă a tulpinii tulpina principală prezintă : muguri terminali ( asigură creşterea in lungime a tulpinii ) axilari ( laterali ) alcătuiţi din : ax frunze verzi frunze solzoase

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