MCQ
In sclerenchyma, cell wall is:
- ✓Lignified
- BSuberised
- CPectinised
- DCutinised
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$(1)$ On and average a healthy human breaths ...$X$....times/minutes
$(2)$ Every $100\, ml$ of oxygenated blood can deliver around ....$Y$.... of $O_2$ of the tissues under normal physiological conditions.
$X-Y$

Statement $I$: Parenchyma is living but collenchyma is dead tissue.
Statement $II$ : Gymnosperms lack xylem vessels but presence of xylem vessels is the characteristic of angiosperms.
In the light of the above statements, choose the correct answer from the options given below: