A) The classification of organism based on their evolutionary history and establishing their phylogeny on the totality of various parameters from all fields of studies
B) Identification and arrangements of organism on the basis of their cytological characteristics
C) The classification of organisms based on broad morphological characters
D) Delimiting various taxa of organisms and establishing their relationships
Explanation
Biosystematics aims at morphological delimitation of taxa but incorporates evidences from Genetics, Cytology, Anatomy, Palynology, Chemistry, Physiology, etc.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.