MCQ
If shoot cuttings are treated with auxin then
- ✓Root production takes place
- BShoot elongation takes place
- CBoth $(a)$ and $(b)$
- DLateral dominance takes place
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|
Column $I$ (Description) |
Column $II$ (Example) |
| $A$. Aquatic respiratory organ | $I$. Skin |
| $B$. Organ which acts urogenital duct | $II$. Ureterand opens into the cloaca |
| $C$. A small median chamber | $III$. Cloacathat is used to pass faecal matter,urine and sperms to the exterior |
| $D$. A triangular structure | $IV.$ Sinus venosuswhich joins the rightatrium and receives bloodthrough vena cava |
$I.$ the chromosome number is reduced to haploid state
$II.$ the amount of $DNA$ is reduced to haploid state
The correct option is