MCQ
The roots of gymnosperms is
- ✓Tap root
- BAdventitious roots
- CRhizoid
- DRhizophores
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$III.$ Enzyme catalyzing reaction that fixes $CO _{2}$ $IV.$ Presence of Calvin cycle
$V.$ Leaf anatomy
Which one does not differ in a $C_{3}$ and $C_{4}$-plants?
| Column$-I$ (Group of bacteria) |
Column$-II$ (Their shape) |
| $a.$ Coccus | $(i)$ Rod-shaped |
| $b.$ Bacillus | $(ii)$ Spherical |
| $c.$ Spirillum | $(iii)$ Spiral |
| $d.$ Vibrium | $(iv)$ Comma-shaped |
$R$ : Influx of sodium ion during nerve impulse generation is due to efflux of potassium ions.