MCQ
When the lead accumulator is charged, it acts as:
- AAn electrolytic cell.
- BA galvanic cell.
- CA Daniel cell.
- DNone of the above.
Explanation:
During the charging of a lead accumulator cell, the electical energy is stored in the form of chemical energy. Thus, the electrical energy derives non-spontaneous chemical reactions.
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$A. RNA$ is regarded as the reserve of genetic information.
$B. DNA$ molecule self-duplicates during cell division
$C. DNA$ synthesizes proteins in the cell.
$D$. The message for the synthesis of particular proteins is present in $DNA$
$E$. Identical $DNA$ strands are transferred to daughter cells.
| $1$ | $2$ | $3$ | |
| $\mathrm{HI}\left(\mathrm{mol} \mathrm{L}^{-1}\right)$ | $0.005$ | $0.01$ | $0.02$ |
| Rate $\left(\mathrm{mol} \mathrm{L}^{-1} \mathrm{~s}-1\right)$ | $7.5 \times 10^{-4}$ | $3.0 \times 10^{-3}$ | $1.2 \times 10^{-2}$ |
