MCQ
Non-chordates have
- ANotocord
- BDorsal tubular nerve chord
- CPharyngeal gills cleft
- ✓Absence of hepatic portal system
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$(I)$ Melting point of oil is lower
$(II)$ All amino acids are acidic.
$(III)$ Lipid is water soluble
$(IV)$ Enzyme shows its highest activity at a particular temperature.
$I - II - III - IV$
| Column $I$ | Column $II$ |
| $a.$ Auxin | $(i)$ Root hair formation |
| $b.$ Cytokinin | $(ii)$ Seed development |
| $c.$ Ethylene | $(iii)$ Xylem differentiation |
| $d.$ $ABA$ | $(iv)$ Nutrient mobilisation |
$(a) C _{4} H _{6} O _{5}$ $(b) C _{6} H _{12} O _{6}$ $(c) C _{18} H _{36} O _{2}$ $(d) \;Succulents \;(night)$