If you pull out any weed you will see that all of them have roots, stems and leaves. They may be bearing flowers and fruits. The underground part of the flowering plant is the root system while the portion above the ground forms the shoot system.
What constitutes the underground part of a flowering plant?
Correct answer: D — Root system
The underground part of the flowering plant is specifically called the root system, while the portion above ground forms the shoot system.
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