MCQ
The vessel elements of angiosperms differ from other elements of xylem in having
- ASimple pits on their radial walls
- BBordered pits on their lateral walls
- CSimple and bordered pits on their end walls
- ✓Simple perforation on their end walls
Usually the perforations in vessels are present in the end walls but they may be present in the lateral wall too.
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
$\begin{array}{|p{0.4\linewidth}|p{0.4\linewidth}|} \hline Respiratory\,\,capacities & Respiratory\,\,Volumes \\ \hline (i)\,\,RV\,\, & 2500\,\,\,mL \\ \hline (ii)\,\,VC\,\, & 2500\,\,-\,\,3000\,\,\,mL \\ \hline (iii)\,\,IRV\,\, & 1100\,\,-\,\,1200\,\,\,mL \\ \hline (iv)\,\,IC & 4500\,\,\,mL \\ \hline \end{array}$
Which one of the following is the correct matching of two copacities and volumes?
$R-$ In stroma, enzymatic reactions incorporate $CO_2$ into the plant leading to the synthesis of sugar.