The document discusses resources and their classification. It provides answers to sample questions about resources. Resources can be natural, human-made, or human. Natural resources are further divided into abiotic and biotic resources based on their origin. Renewable and non-renewable are classifications based on the stock of natural resources. Sustainable development aims to balance resource use with conservation for future generations. The document also differentiates between potential and actual resources as well as ubiquitous and localized resources.