MCQ
The function of $DNA$ in an organism is
- ATo assist in the synthesis of $RNA $ molecule
- BTo store information of heredity characteristics
- CTo assist in the synthesis of proteins and polypeptides
- ✓All of these
$(ii)$ store information of heridity characteristics
$(iii)$ assist in the synthesis of protein and polypeptide
all of the above are the functions of $DNA$
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| List $I$ | List $II$ |
| $P.$ $PbO _2+ H _2 SO _4 \xrightarrow{?} PbSO _4+ O _2+$ other product | $1.$ NO |
| $Q.$ $Na _2 S _2 O _3+ H _2 O \xrightarrow{?} NaHSO _4+$ other product | $2.$ $I_2$ |
| $R.$ $N _2 H _4 \xrightarrow{\text { ? }} N _2+$ other product | $3.$ Warm |
| $S.$ $XeF _2 \xrightarrow{?} Xe +$ other product | $4.$ $Cl _2$ |
Codes: $ \quad P \quad Q \quad R \quad S $

$\begin{array} {|l|p{0.6\linewidth}|} \hline List\,\,I\,\,Equations & List\,\,II\,\,Type\,\,of\,\,processes \\ \hline A. K_p > Q & (i)\,\,Non-\,\,spontaneous \\ \hline B.\, \Delta G^o < RT ln Q & (ii)\,\,Equilibrium \\ \hline C. K_p=Q & (iii)\,\,Spontaneous\,\,and\,\,endothermic \\ \hline D. T > \frac{\Delta H}{\Delta S} & (iv)\,\,Spontaneous \\ \hline \end{array}$
