Question 4 of 15 Match the Hindu social caste in column 1 with its description in column 2.
Sudra
Considered subhuman, did
worst possible work
Untouchables
Priests and learned people
Ooo Peasants and laborers
Brahmin

All of the following statements about the biosphere are true except: a. light and heat from the sun do not affect the biosphere. b. the biosphere gets resources from earth's crust, hydrosphere and atmosphere. c. like "biology", the name for the biosphere comes from the greek word for life. d. the biosphere includes all living organisms on earth's surface.