MCQ
Which sentence is true for disease Tetany?
- AIt happened due to estrogen level decrease.
- ✓Less amount of $Ca^{+2}$ in body fluid.
- CInflamation cause due to deposition of uric acid in joints.
- DThis is an autoimmune disease.
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$(a)$ secretion of secondary metabolities and their deposition in the lumen of vessels.
$(b)$ deposition of organic compounds like tannins and resins in the central layers of stem.
$(c)$ deposition of suberin and aromatic substances in the outer layer of stem.
$(d)$ deposition of tannins, gum, resin and aromatic substances in the peripheral layers of stem.
$(e)$ presence of parenchyma cells, functionally active xylem elements and essential oils.
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