AIIMS2006BotanyBiological Classification
"Ordines Anomali" of Bentham and Hooker includes
Options
- Aseed plants showing abnormal forms of growth and development
- Bplants described only in fossil state
- Cplants described in the literature but which Bentham and Hooker did not see in original
- Da few orders which could not be placed satisfactorily in the classification.
Correct answer
D. a few orders which could not be placed satisfactorily in the classification.
Step-by-step solution
The system of classification of seed plants presented by Bentham and Hooker, represented the most well developed classification of natural system. The classification was published in 3 volumes of 'Genera plantarum'. The system divided phanerogams or seed plants into 3 classes dicotyledons, gymnospermae and monocotyledons. Dicotyledons were further subdivided into 3 subclasses - polypetalae, gamopetalae and monochlamydae based on the presence or absence of petals and their fusion. They were further divided into seri