- AParietales
- BBicarpellatae
- CGamopetalae
- DCalyciflorae
Explanation:
Parietales is the botanical name of the order of a flowering plant.
Cruciferae belongs to this order.
Bicarpellatae is the artificial group used in the classification of plants.
Gamopetalae is the condition present in angiosperms where the petals are united. But, in Cruciferae petals are free.
Calyciflorae is the grouping of plants that is no longer used by botanists.
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$I.$ Antibiotics are chemical substances produced by some microorganisms which can kill or retard the growth of other disease-causing microorganisms
$II.$ Penicillin is the first antibiotic discovered by Alexander Fleming $(1928),$ while working on bacterium Staphylococcusaureus
$III.$ The function of penicillin as an antibiotic was established by Ernst chain and Howard Florey
Which of the statement given above are correct?