Statements:
No plant is a tree.
No tree is a shrub.
No shrub is a herb.
Conclusions: Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â
I. Some shrub are tree.
II. Some shrub are not tree.     Â
No tree is a shrub (E) ⇒   Conversion ⇒ No shrub is a tree (E) ⇒ I.I. ⇒ Some shrub are not tree (O) . Hence, conclusion I will not follow but conclusion II will follow.
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