made of soil deposited by rivers
crops sold for money
a natural resource that cannot be replaced if used up
an area in the desert with a water source
naturally occurring, oily liquid that consists of ancient hydrocarbons.
standard of living
A person/group's level of material well-being, as measured by education, housing, health care and nutritiion
Partly dry, treeless grassland often found on edges of a desert.
a large landmark that is part of another continent but distinct from it
refusal to buy or sell certain products or services
India's (Hindu) rigid social system in which all members of that society are assigned by birth to specific ranks and inherit specific roles and privileges