MCQ
Which of the following represent a cell?


- ✓$(i).$
- B$(ii).$
- CNeither $(i)$ nor $(ii).$
- DWe cannot represent a cell.

Figure $(i)$ represents a battery.
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
|
S.No.
|
Column-$I$
|
|
Column-$II$
|
|
$A.$
|
Burning of carbon in air to produce carbon dioxide.
|
$(p)$
|
Endothermic change.
|
|
$B.$
|
Melting of wax.
|
$(q)$
|
Exothermic change.
|
|
$C.$
|
A change accompanied by absorption of heat.
|
$(r)$
|
Physical change.
|
|
$D.$
|
A change accompanied by evolution of heat.
|
$(s)$
|
Chemical change.
|