The diagram shows a tree trunk, with a ring of bark, which includes the phloem removed.The tree will eventually die because this action cuts off the supply of:
Correct answer: B. Organic nutrients from the leaves
- A. Mineral salts to the leaves
- B. Organic nutrients from the leaves
- C. Oxygen to the roots
- D. Water to the leaves
Explanation
Organic nutrients such as sugar molecules are transported through phloem tubes,cutting off this tube cuts off this organic nutrients supply. Moreover, Oxygen supply to the roots is through oxygen dissolved in soil.Mineral salts and water supply to the leaves is through xylem vessels.
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