PART - 1 - Unit II : CH - 6 Anatomy of Flowering Plants — BIOLOGY STD 11 Science — Question

 $\begin{array}{|p{0.3\linewidth}|p{0.6\linewidth}|} \hline Column\,\,-I & Column\,\,-II   \\ \hline A.\,\,G_2-\,\,phase & 1.\,\,First\,\,phase\,\,of\,\,prophase\,\,-I  \\ \hline B.\,\,Anaphase & 2.\,\,Proteins\,\,are\,\,synthesized\,\,in\,\,preparation\,\,for\,\,mitosis \\ \hline C.\,\,Leptoteme & 3.\,\,Terminalisation\,\,of\,\,chismata  \\ \hline D.\,\,Diakinesis & 4.\,\,Contromeres\,\,split\,\,and\,\,chromatids\,\,separate  \\ \hline \end{array}$

$I.$ Diffusion membrane is made up of $3$ layers

$II.$ Solubility of $CO _{2}$ in blood is higher than $O _{2}$ by $25$ times

$III.$ Breathing volumes are estimated by spirometer

$IV.$ High $H ^{+}$ in blood favours oxygen dissociation

Choose the correct option