competition occurs between two different species. competition occurs between organism of the same species. a. Interspecific; Symbiotic
b. Parasitic; Commensalism
c. Predation; Mutualistic
d. Interspecific; Intraspecific

Efficiency is the percent of work put into a machine by the user (input work) that becomes work done by the machine (output work)

How can active reading strategies you? o a. they can you get into better physical shape. o b. they can you read fewer science articles. o c. they can you understand what you read. o d. they can you avoid reading altogether.

Hydrilla (hydrilla verticillata) is an invasive aquatic plant and one of the most serious aquatic pests in florida. hydrilla has already been introduced to hundreds of bodies of water throughout florida, hydrilla is difficult to control because it grows rapidly and survives in many different water depths and conditions. hydrilla • describe how hydrilla affects native plant and animal species. include both a biotic and an abiotic limiting factor. • suggest one biotic and one abiotic recommendation that could slow the spread of hydrilla