MCQ
Characteristic feature of coelenterata is
- AAll are marine
- BPresence of tentacles around mouth
- CPolyp
- ✓Gastrovascular cavity
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$\left.2 \mid C _{51} H _{98} O _{6}\right)+145 O _{2} \rightarrow 102 CO _{2}+98 H _{2} O +i$ Energy
The respiratory quotient in this case is
| Column $I$ | Column $II$ |
| $a.$ Weedicide | $(i)$ $GA_3$ |
| $b.$ Bolting | $(ii)$ Cytokinin |
| $c.$ Thinning of cotton | $(iii)$ Ethylene |
| $d.$ Lateral shoot growth | $(iv)$ $2$, $4-D$ |
$1.$ Chromosomes are arranged at the equator.
$2.$ Formation of nuclear membrane.
$3.$ At the end of this phase, nuclear membrane Golgi, complex and endoplasmic reticulum are reformed.
$4.$ End of contraction of chromosome.
$5.$ This phase start with chromosome.according to their vertical contraction.