MCQ
The cytoplasmic connections from cell to cell are known as:
- AMiddle lamella.
- ✓Plasmodesmata.
- CCell membrane system.
- DEndoplasmic reticulum.
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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.
Choose the correct answer from the options given below:
$\begin{array}{|p{0.35\linewidth}|p{0.55\linewidth}|} \hline Column\,\,-\,\,I & Column\,\,-\,\,II \\ \hline 1.\,\,Smooth\,\,muscles & p.\,\,Hard\,\,and\,\,not\,\,pliable\,\,ground\,\,substance \\ \hline 2.\,\,Skeletal\,\,muscles & q.\,\,Blood\,\,vessel\,\,stomach\,\,intestine \\ \hline 3.\,\,Bone & r.\,\,Condroblast \\ \hline 4.\,\,Cartilage & s.\,\,A-band \\ \hline \end{array}$