The six schools of Hinduism philosophy are: Samkhya, Yoga, Nyaya, Vaisheshikha, Purva Mimansa, and Uttara Mimansa or Vedanta.

This is one important topic for study in the syllabus of history portion of the UPSC Civil Services Exam.

This audio lecture deals with five kingdom classification, kingdoms monera, protista, fungi, plantae and animalia in brief. It also discusses acellular viruses, viroids, prions, virusoids and lichens. Meant for those students who are curious about biology.

Talks about what is living world, how it differs from the non-living, basics of taxonomy, taxonomical hierarchies and taxonomical aids for scientific identification, nomenclature, and classification.