MCQ
Raphanus belongs to
- AAsteraceae
- ✓Brassicaceae
- CSolanaceae
- DLiliaceae
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$I$. It checks the mixing of oxygenated and deoxygenated blood in heart
$II$. It circulates only oxygenated blood through heart.
Choose the correct option accordingly
$(i)$ Provides shape to the cell.
$(ii)$ Protects the cell from mechanical damage and infection.
$(iii)$ Helps in cell to cell interaction.
$(iv)$ Provides barrier to undesirable macromolecules.