Three Types of Resources. In general, there are three types of resources or sources of information: primary, secondary, and tertiary.What is the definition of resources?
Definition of resource. 1a : a source of supply or support : an available means —usually used in plural. b : a natural source of wealth or revenue —often used in plural.What does resources mean in science?
In biology and ecology a resource is defined as a substance that is required by a living organism for normal growth, maintenance, and reproduction (see biological resource). The main essential resources for animals are food, water, and territory. For plants key resources include sunlight, nutrients, water, and a place to grow.