MCQ
In nitrogen cycle, which bacteria are responsible for nitrification:
- AClostridium.
- BRhizobium.
- CNitrosomonas.
- ✓Nitrosomonas and Nitrobacter.
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
|
S.No.
|
Specific Characteristic
|
Physical state
|
|
$1.$
|
Ionised gases
|
|
|
$2.$
|
Most ordered state
|
|
|
$3.$
|
Least ordered state
|
|
|
$4.$
|
Fixed volume, no shape
|
|
|
$5.$
|
Cooling gas at super low temperature
|
|
| Object | Density (kg/m$^3$) | Volume (m$^3$) | Mass (kg) |
| $A$ | - | $2$ | $4000$ |
| $B$ | $8000$ | $4$ | - |
| $C$ | $2000$ | - | $1000$ |
| $D$ | - | $4$ | $2000$ |