MCQ
Perianth means..........
- AAndroecium and gynoecium are similar in flower.
- BGynoecium and corolla are similar in flower.
- ✓Corolla and calyx are not different in that flower.
- DAndroecium and calyx are similar in flower.
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Choose the correct combination of $A$ and $B$ with reference to above statement
$(I)$ Diakinesis is middle phase of prophase $-I$
$(II)$ Diakinesis is marked by terminalisation of chiasmata
$(III)$ Meiotic spindle not formed during diakinesis
$(IV)$ By the end of diakinesis, the nucleolus disappears.
$\begin{array}{|l|l|} \hline Column\,\,-I & Column\,\,-II \\ \hline A.\,\,Plant\,\,growth\,\,promoters & 1.\,\,Auxin \\ \hline B.\,\,Plant\,\,growth\,\,inhibitor & 2.\,\,Gibberellin \\ \hline & 3.\,\,Abscisic\,\,acid \\ \hline & 4.\,\,Cytokinin \\ \hline \end{array}$
$A - B$