HORTICULTURE

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HORTICULTURE SCIENCE

PLANT BIOLOGY

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Study the paired combinations on Classification and find out the incorrect pair:i) Artificial system-based on few characteristics ii) Natural system-natural affinities among organisms iii) Phylogenetic-using computers comparing lot of characteristics iv) Cytotaxonomy-chromosome number, structure etc.
A
i)
B
ii)
C
iii)
D
iv)
Explanation: 

Detailed explanation-1: -Natural classification system is based on natural affinities among the organisms. It takes into account external features along with internal features such as ultrastructure, anatomy, embryology and phytochemistry. Such a classification for flowering plants was given by George Bentham and Joseph Dalton Hooker.

Detailed explanation-2: -Natural system of classification is mainly based upon morphological and affinities.

Detailed explanation-3: -The artificial system of classification put forward by Linnaeus classified organisms on the basis numerical strength of sex organs like androecium number in a flower of a plant. In this system, phylogenetic or evolutionary relationships between organisms were not considered.

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