In the great lake ecosystem, alewives, smelt, brown trout, and the sea lamprey are all examples of

Which worm has eyespots that are used to detect light? a fluke b marine worm c planarian d tapeworm

Natural resources are any materials that humans obtain from the earth to meet our wants and needs.

Match the following terms and definitions. 1. species that are adapted to live in equilibrium at carrying capacity population density 2. population growth that reaches equilibrium and carrying capacity population 3. death rate mortality 4. birth rate k-selected 5. a group of interacting individuals of the same species within the same geographic area natality 6. the number of organisms living in a particular area logistic growth