ZOOLOGY is a biological science, dealing with animal kingdom scientifically. It is one of the popular optional subjects in upsc/pcs exam. which is highly scoring among science optional. Zoology is the study of animals in a holistic manner. It studies position of species of animals in the animal kingdom, their roles and behaviors’ in ecosystem. How they are organized from molecular to higher level i.e. at the level of organ system, and how they evolved over the ages. The ultimate goal in zoology is to appreciate evolution and diversity in the animal kingdom.
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