MCQ
$PCR$ is used to
- ADetect $HIV$ in suspended $AIDS$ patients
- BDetect mutations in the genes in suspended cancer patients
- CDiagnose many genetic disorders
- ✓All of the above
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$II.$ Abscisic acid .....$B$..... the stomata.
Choose the correct option and fill in the blanks.
$I.$ an agitator system
$II.$ an oxygen delivery system
$III.$ foam control system
$IV.$ temperature control system
$V.$ $pH$ control system
$VI.$ sampling ports to with draw cultures periodically
Choose the correct option
| Column $- I$ | Column $- II$ |
| $(1)$ Imbricate | $(P)$ Gulmohur |
| $(2)$ Velvet | $(Q)$ Cotton |
| $(3)$ Twisted | $(R)$ Caltrops |
| $(S)$ Pea |
| Column $I$ | Column $II$ |
| $a.$ Weedicide | $(i)$ $GA_3$ |
| $b.$ Bolting | $(ii)$ Cytokinin |
| $c.$ Thinning of cotton | $(iii)$ Ethylene |
| $d.$ Lateral shoot growth | $(iv)$ $2$, $4-D$ |