MCQ
The chief function of sieve tubes is
- ✓To translocate the organic materials manufactured in the leaves
- BTo conduct minerals
- CTo transport water from root to leaves
- DTo help the plant in forming wood
Usually the perforations in the sieve plates are surrounded by callose. The callose is soluble and disappears when the solute is dilute so that the solute can pass from one cell to another cell through the pores.
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