Planned obsolescence refers to
a. producing products that are quickly to be replaced by newer products.
b. the way in which environmentally and socially damaging companies portray their products as environmentally friendly..
c. the premeditated use of a particular natural resource in such a way that destroys it forever.
d. depletion of natural resources that makes an area uninhabitable.
Question 2
__________ refer to relationships between forms of life and the environments they inhabit.
a. Biomasses
b. Ecosystems
c. Brown fields
d. Green systems