Wednesday, November 14, 2012

Fungsi Akar Tumbuhan

Akar pada tumbuhan memiliki fungsi bermacam-macam. Fungsi akar pada tumbuhan antara lain:
1) Untuk mengikat tubuh tumbuhan pada tanah.
2) Dapat berfungsi untuk menyimpan cadangan makanan.
3) Menyerap air dan garam-garam mineral terlarut.
Secara umum struktur akar dibedakan menjadi struktur bagian luar (morfologi) dan struktur bagian dalam (anatomi). Perhatikan gambar 2.11.

Gambar 2.11 Struktur akar, (a) struktur morfologi, (b) struktur anatomi.

Gambar 2.11 Struktur akar, (a) struktur morfologi, (b) struktur anatomi.


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